Saturday, April 25, 2009

Disable Password Caching

As in Windows for Workgroups, when logging on to an NT Domain, it is preferable to disable password caching.
This allows for the single NT Domain login and eliminates the secondary Windows logon screen.
It also eliminates the possibility of the respective passwords to get out of sync.
To disable password caching on the workstation, a one-line addition to the registry needs to be made.
To make the change, create a ASCII text file called DISABLE.REG with the following lines:


  • REGEDIT4 [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Network]
    "DisablePwdCaching"=dword:00000001



  • Open up a DOS box and type REGEDIT DISABLE.REG
    You can also download the DISABLE.REG file.
    If you need to re-enable password caching, download ENABLE.REG and repeat the process just with the different file name

    Automatic Screen Refresh

    When you make changes to your hard drive and use Explorer, the changes are not usually displayed until you press the F5 key
    To make the updates automatic:

    1. Start Regedit
    2. Go to HKEY_LOCAL_MACHINE / System / CurrentControlSet / Control / UpdateMode
    3. Edit the DWORD value to be between 1 and 7
    4. Restart Windows

    Deleting Registry Keys from the Command Line

    With the OEM Version of Windows95, a new switch, /D, is added to Regedit.
    This enables you to delete items from Registry.

    The syntax is: REGEDIT /L:system.dat_location /R:user.dat_location /D Reg_Key
    where Reg_Key is the key you want to delete

    There are two requirements:
    1. That you have to boot to the same OEM version of Windows95 as the REGEDIT.EXE file.
    2. You cannot be in Win95 at the time you use this switch.

    Creating a Default File Opener

    If you have a un-registered file type and want to view it with Explorer's Right-click
    you can add your program to the right-click options by:
    1. Starting Regedit
    2. Go to HKEY_CLASS_ROOT / Unknown
    3. Highlight the Shell Folder below it
    4. Right click on Shell and create a New Key
    5. Name it anything you want (For example NOTEPAD)
    6. Create a New Key under that named command
    7. Highlight the Command key
    8. Double click on the Default value in the right hand panel
    9. In Value Data, enter the path and filename of the program you want to use to open the file type
    10. For example: C:\WINDOWS\NOTEPAD.EXE %1
    11. Click on OK

    In this example, when you right click on a file in Explorer, NOTEPAD will show up as an option.

    Creating a Network Logon Banner

    If you want to create a Network Logon Banner:

    1. Start Regedit
    2. Go To HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Winlogon
    3. Create a new String called LegalNoticeCaption
    4. Enter the text for your banner

    Changing the Location of Windows95's Installation Files

    If you need to change the drive and or path where Windows95 will look for it's installation files:

    1. Start Regedit
    2. Go to HKEY_LOCAL_MACHINE \ SOFTWARE \ Microsoft \ Windows \ CurrentVersion \ Setup \ SourcePath
    3. Change the location from there

    Getting Rid of Tips

    Remember those "Tips of the day" that appeared when you first install Win95?
    If you don't want them any longer and want to clear yet more Clutter, approximately 5K, you can delete them at:
    HKEY_LOCAL_MACHINE \ SOFTWARE \ Microsoft \ Windows \ CurrentVersion \ explorer \ Tips

    Saving Desktop Settings

    When I would go to Control Panel or Start Menu Programs, or any other Desktop window setting; meaning size, position, icon arrangement, they would never be as I set them. I found an answer:

    At [HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer]
    There is a "NoSaveSettings" key. I deleted it and now my all my stuff stays where I tell it.
    The same key shows up at:
    [HKEY_USERS\bwil\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer](where bwil is your password profile) Just thought I'd share this with you all.

    Adding Explore From Here to Every Folder

    1. Start Regedit
    2. Go to HKEY_CLASSES_ROOT \ Folder \ shell
    3. Add a key rootexplore
    4. Give it a default value of E&xplore From Here
    5. Go to HKEY_CLASSES_ROOT \ Folder \ shell \ rootexplore
    6. Add a key command
    7. Give it a default value of Explorer.exe /e,/root,/idlist,%i

    Now when you right click on any folder, you can open up an Explorer window

    of that folder.
    This will work for both Windows95 and NT 4.0

    Here is how to add any application to the menu when you right click on any Folder.
    This could be useful if there is an app you always want available and don't want to go through the Start menu

    1. Start Regedit
    2. Go to HKEY_CLASSES_ROOT \ Folder \ shell
    3. Add a key Name_of_Your_App
    4. This can really be any label, just use one that makes sense to you
    5. Give it a default value of Name_of_Your_App
    6. Putting a & in front of a character will allow you to use the keyboard
    7. Go to HKEY_CLASSES_ROOT \ Folder \ shell \ Name_of_Your_App
    8. Add a key command
    9. Give it a default value of the application you want to run
    10. For example: c:\program files\internet explorer\iexplore.exe
    11. Include the full path
    Now when you right click on any folder, you can have access to that application
    This will work for both Windows95 and NT 4.0

    Adding an Application to the Right Click on Every Folder

    Here is how to add any application to the menu when you right click on any Folder.
    This could be useful if there is an app you always want available and don't want to go through the Start menu

    1. Start Regedit
    2. Go to HKEY_CLASSES_ROOT \ Folder \ shell
    3. Add a key Name_of_Your_App
    4. This can really be any label, just use one that makes sense to you
    5. Give it a default value of Name_of_Your_App
    6. Putting a & in front of a character will allow you to use the keyboard
    7. Go to HKEY_CLASSES_ROOT \ Folder \ shell \ Name_of_Your_App
    8. Add a key command
    9. Give it a default value of the application you want to run
    10. For example: c:\program files\internet explorer\iexplore.exe
    11. Include the full path

    Changing the Registered Owner

    1. Starting Regedit
    2. Go to HKEY_LOCAL_MACHINE / SOFTWARE / Microsoft / Windows / CurrentVersion
    3. From there you can edit the name in the Registered Owner key

    Removing Sound Events from Control Panel / Sounds

    When you view what events you can assign sounds to from Control Panel / Sounds,
    you cannot delete the events themselves. In order to do that:

    1. Start Regedit
    2. Go to HKEY_CURRENT_USER / AppEvents / Schemes / Apps
    3. From here you can delete any items you don't want to show or no longer need.

    Changing Exchange's Mailbox Location

    When you create a mailbox in Exchange for e-mail, you specify the file where you want to mail to go.
    You cannot change this in Exchange afterwards.

    If you want to change the file name or location::

    1. Start Regedit
    2. Go to HKEY_CURRENT_USER \ Software \ Microsoft \ WindowsMessaging Subsystem \ Profiles
    3. Go to the profile you want to change
    4. Go to the section that has the file location for your mailbox (*.PST) file in the right hand panel
    5. Make the change to file location or name
    6. Restart Exchange

    Compacting the Registry

    How to compact the registry?

    1. Got to true DOS, not a DOS window
    2. Run Regedit and then export the entire Registry to COMPACT.REG.
    3. Then exit regedit and run it again with the following switch. REGEDIT /C COMPACT.REG

    Opening a DOS Window to either the Drive or Directory in Explorer

    Add or Edit the following Registry Keys

    [HKEY_CLASSES_ROOT\Directory\shell\opennew]
    @="Dos Prompt in that Directory"

    [HKEY_CLASSES_ROOT\Directory\shell\opennew\command]
    @="command.com /k cd %1"

    [HKEY_CLASSES_ROOT\Drive\shell\opennew]
    @="Dos Prompt in that Drive"

    [HKEY_CLASSES_ROOT\Drive\shell\opennew\command]
    @="command.com /k cd %1"

    These will allow you to right click on either the drive or the directory and the option of starting the dos prompt there will pop up

    Removing Unwanted Items from the RUN Menu

    1. Start the REGEDIT program
    2. Search for the word RUNMRU
    3. Delete the ones you don't want
    4. Rename so they are all in alphabetical order again
    5. Close and restart windows

    Backing Up the Registry

    There are many backup programs for the registry but if the computer goes down and you can't fire off Win95 because of the registry problem.

    Backup to a directory the following files:

    • SYSTEM.DATA
    • SYSTEM.DA0 (Yes seem to be the same size)
    • USER.DAT
    • USER.DA0 (Same size likely)
    • WIN.INI
    • CONTROL.INI
    • SYSTEM.INI

    These files can be copied to the windows directory from Win95 or DOS to help correct problems.

    Displaying Hi-Color Icons without the Plus Pack

    1. Start Regedit
    2. Go to HKEY_CURRENT_USER \ Control Panel \ desktop \ WindowMetrics
    3. Add or edit Shell Icon BPP=16 where the number is the color depth.
    4. The default is 8 (bit or 256 colors).

    Easily Opening a File with Notepad

    This will enable you to right click on any file and have the option to open it with notepad.
    Also if a file has no association and you try to open it it will open with notepad

    1. Run 'regedit.exe'
    2. Expand "HKEY_CLASSES_ROOT"
    3. Inside "HKEY_CLASSES_ROOT", expand "*"
    4. Inside "*", create a key called "shell"
    5. Inside "shell" create a key called "open"
    6. Inside "open" edit the string "(default)" to say "open (notepad)"
    7. Inside "open" create a key called "command"
    8. Inside "command" edit the string "(default)" to say C:\WINDOWS\NOTEPAD.EXE "%1"

    Enabling the Middle Mouse Button on Logitech Mouse

    To enable the middle mouse button on Logitech Mouses to act as a double-click button by only pressing it once:

    1. Run Regedit
    2. Go to HKEY_LOCAL_MACHINE\SOFTWARE\LOGITECH\MOUSEWARE\CURRENTVERSION\SERIALV\0000
    3. Change DoubleClick to equal 001

    Removing the Hand Icon from Shared Resources

    When you share a local resource, Windows95 normally puts a hand in from of that resources icon.
    To remove hand icon from your shared resources:

    1. Start Regedit.
    2. Go to HKEY_CLASSES_ROOT / Network
    3. Open SharingHandler.
    4. Clear it's default value
    5. Restart Windows.
    6. To restore set Default value "msshrui.dll".

    Creating a Legal Text Notice Before Logon

    You can create a banner that will come up just before you logon to the computer:

    1. Start Regedit
    2. Go to HKeyLocalMachine \ SOFTWARE \ Microsoft \ Windows \ CurrentVersion \ WinLogon
    3. Create a new string value called LegalNoticeCaption and give it a value you want to see in the menu bar
    4. Create a new string value called LegalNoticeText and give it a value you want to see in the dialog box

    Now before anyone logs into that computer, this banner will come up on the screen.
    This can be useful for any legal warnings you want to give regarding the use of the computer.

    Hiding Any Combination of Drives

    If you want to stop a drive or any combination of drives appearing in Explorer/My Computer

    Add the Binary Value of 'NoDrives' in the registry at HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer

    Give it a value from a combination of the table below:

    A 1 00 00 00
    B 2 00 00 00
    C 4 00 00 00
    D 8 00 00 00
    E 16 00 00 00
    F 32 00 00 00
    G 64 00 00 00
    H 128 00 00 00
    I 00 1 00 00
    J 00 2 00 00
    K 00 4 00 00
    L 00 8 00 00
    M 00 16 00 00
    N 00 32 00 00
    O 00 64 00 00
    P 00 128 00 00
    Q 00 00 1 00
    R 00 00 2 00
    S 00 00 4 00
    T 00 00 8 00
    U 00 00 16 00
    V 00 00 32 00
    W 00 00 64 00
    X 00 00 128 00
    Y 00 00 00 1
    Z 00 00 00 2

    Where (for eg) you want to hide Drives {C,E,J,O,R,U,Y,Z} you would give 'NoDrives' the value 14 42 12 03
    Where C+E = 14, J+O = 42, R+U=12 and Y+Z = 03
    Please NOTE: The Numbers are to be added in HEXadecimal ie: ABCD = 0F, not 15 All Drives Visible is 00 00 00 00 All Drives Hidden is FF FF FF 03

    Getting Rid of Schemes

    1. A safer way would be is to go to the Control Panel / Display / Appearance tab
    2. Go to the Scheme drop down box
    3. Select the one you don't want and click on the delete button

    When you right click on your desktop and pick properties your Display Properties screen appears.
    Under Appearance tab / Schemes, determine if you want all those wild schemes.
    If not they can be deleted and clear approximately 45K.
    Before you delete them, choose or create at least 1 Scheme and "Save As" (in my case Bud 1).

    1. Open Regedit
    2. Go to HKEY_CURRENT_USER \ Control Panel \ Appearance \ Schemes
    3. Highlight every String and Value on the right side and delete. DO NOT DELETE "Default"

    Re-Enabling DHCP Error Messages

    If you got a DHCP error message, selected to not see DHCP errors, and now want to see them again;

    1. Start Regedit
    2. Go to HKEY_LOCAL_MACHINE \ System \ CurrentControlSet \ Services \ VxD \ DHCP
    3. Change the value of PopupFlag from 00 to 01

    Disabling the Blinking Cursor

    To stop the cursor from blinking in applications such as Word:

    1. Start Regedit
    2. Go to HKEY_CURRENT_USER\Control Panel\Desktop
    3. Add a String Value
    4. Name it CursorBlinkRate
    5. Give it a value of -1
    6. Reboot the computer

    Changing the Location of Outlook Express Data Files

    Normally Outlook Express keeps its data files in the C:\Windows\Application Data\Microsoft\Outlook Express directory.

    To change this:

    1. First copy those files to the new location
    2. Start RegEdit
    3. Go to HKEY_CURRENT_USER \ Software \ Microsoft \ Outlook Express
    4. Change the Store Root key to the directory where you moved the files

    NT Crash Log File

    In addition to the crash log file, you can also enable two other methods of crash notification and logging.

    You can enable an administrative alert by changing the value of

    HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\CrashControl\SendAlert to 1. The next time the system crashes, an administrative alert will be sent that may provide the first sign of the crash.

    You can also make NT log the crash in the event log by changing the value of

    HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\CrashControl\LogEvent to 1 instead of its default 0. Now, the exact time of the crash will be permanently recorded.

    Kill Hung Processes When Logging Off in Windows NT

    When you tell NT to shut down, it first sends shutdown requests to any running processes.
    Most 32-bit applications honor these requests and shut down, but older 16-bit apps running in the Virtual DOS Machine often won't.
    When this occurs, the operating system prompts you with a dialog box asking if you want to kill the task, wait for the task to die on its own, or cancel the shutdown.
    By modifying the Registry, you can automate this process.

    You can force NT to kill all running processes on shutdown by adding a REG_SZ value named HKEY_USER\\ControlPanel\Desktop\AutoEndTasks and set the value to 1. You can also add this value to HKEY_USERS\.DEFAULT so that all new accounts will shut down the same way.

    Automatic Shutdown with Windows NT

    Most laptops allow the operating system to turn off the hardware after shutdown, instead of displaying the message telling you it's now safe to turn off your system.
    You can take advantage of this capability by enabling the Power Down After Shutdown feature.

    To enable this feature, simply add a REG_SZ value named HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\PowerdownAfterShutDown and set it to 1.

    Next, tell NT to shut down and see if the machine turns itself off after shutting down. If it doesn't, change the value back to 0 to restore normal operation.

    Sticky Menus

    Normally when you move the mouse over the Start Menu / Programs, it will automatically cascade and show the submenus.
    If you want them to open only when you actually click on them:

    1. Start Regedit
    2. Go to HKEY_CURRENT_USER \ Control Panel \ Desktop
    3. If if it not already there, create a string called MenuShowDelay
    4. Give it a value of 65534

    Renaming the File System Profiles

    In the Control Panel / System / Performance / File System, you can select either Desktop Computer, Mobile or docking system, or Network Server.
    You can change these labels to something more descriptive:

    1. Start Regedit
    2. Go to HKEY_LOCAL_MACHINE / Software / Microsoft / Windows / Current Version / FS Templates
    3. You can change the text that appears under each key

    Fixing no AutoRun for CDs

    If your CDs have stop starting automatically, and you have checked everything else:

    1. Go to HKEY_USERS\.Default\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer
    2. The value for NoDriveTypeAutoRun should be set to 95 00 00 00

    Automatically Deleting a Registry Key

    Normally you cannot automatically delete registry keys from reg file. But there is a way...

    Simply include a minus sign inside the left bracket before the main key.

    For example.
    If you want to delete the key HKEY_LOCAL_MACHINE \ Software \ Microsoft \ Office \ 8.0 \ Common \ Assistants, your regfile would simply look like:


    REGEDIT4

    [-HKEY_LOCAL_MACHINE\Software\Microsoft\Office\8.0\Common\Assistants]

    This would delete that key and any below it.

    Adding Open With to the Right Click in the Explorer

    To add the option Open With when you right click on a file in the Explorer:

    1. Start Regedit
    2. Go to HKEY_LOCAL_MACHINE \ Software \ CLASSES \* \ shell \ openas \ command
    3. If this key isn't there then just create it
    4. Give it the value of C:\WINDOWS\rundll32.exe shell32.dll,OpenAs_RunDLL %1

    Turning Off the Help on Min, Max, Close Icons

    When the mouse goes over the minimize, maximize and close icons on the upper right hand side of a window, you normally get a display telling you want those are for.
    To disable that display:

    1. Start Regedit
    2. Go to HKEY_CURRENT_USER \ Control Panel \ Desktop
    3. Create a String Value called MinMaxClose
    4. Give it a value of 1
    5. Reboot

    Eliminating the Right Click on the Desktop

    To eliminate the right click on the desktop:

    1. Start Regedit
    2. Go to HKEY_CURRENT_USER \ Software \ Microsoft \ Windows \ CurrentVersion \ Policies \ Explorer
    3. Add a DWORD and give it a name of NoViewContextMenu
    4. Give it a value of 1
    5. Reboot

    Eliminating the Right Click on the Taskbar

    To eliminate the right click on the taskbar:

    Start Regedit

    1. Start Regedit
    2. Go to HKEY_CURRENT_USER \ Software \ Microsoft \ Windows \ CurrentVersion \ Policies \ Explorer
    3. Add a DWORD and give it a name of NoTrayContextMenu
    4. Give it a value of 1
    5. Reboot

    Changing the Title on Windows Media Player

    You can change the title bar for the Windows Media Player

    1. Start Regedit
    2. Go to HKEY_USERS \ .DEFAULT \ Software \ Policies \ Microsoft \ WindowsMediaPlayer
    3. Create a string value of TitleBar
    4. Give it a value of whatever you want to appear in the title bar

    Changing Office 2000's Excel Undo History

    By default, Excel has only approximately 16 undo's you can perform.

    To increase that number:

    1. Start Regedit
    2. Go to HKEY_CURRENT_USER \ Software \ Microsoft \ Office \ 9.0 \ Excel \ Options
    3. Add a dword called UndoHistory
    4. Give it the value you want for the amount you want.

    Restricting the Start Menu, Explorer and the Desktop

    There are many general restrictions you can make to the Start Menu, the Explorer and to the Desktop itself.

    1. Start Regedit
    2. Go to HKEY_Current_User / Software / Microsoft / Windows / CurrentVersion / Policies
    3. There should already be at least a Explorer section there already
    4. Additional keys that can be created under Policies are WinOldApp
    5. You can then add DWORD values set to 1 in the appropriate keys
    6. To re-enable them, either delete the key or set the value to 0
    • ClearRecentDocsOnExit = Clear of Recent Documents on Exit
    • NoAddPrinter = Adding new printers
    • NoClose = Computer Shutdown
    • NoDeletePrinter = Delete Installed Printers
    • NoDesktop = Doesn't show Desktop items as well as and Desktop right-click menu
    • NoDevMgrUpdate = Windows 98/ME web Update Manager
    • NoDrives [hex] = Hides Drives in my computer
    • NoFind = Find command
    • NoInternetIcon = Internet Icon on Desktop
    • NoNetHood = Network Neighborhood
    • NoRecentDocsHistory = Recent Documents in Start Menu
    • NoRun = Run command
    • NoSaveSettings = Save Settings on exit
    • NoSetFolders = Folders in Start Menu -> Settings
    • NoSetTaskbar = Taskbar in Start Menu -> Settings
    • NoSMMyDocs = My Documents folder in Start Menu
    • NoSMMyPictures = My Pictures folder in Start Menu
    • NoWindowsUpdate = Windows web Update

    Control Panel Restrictions

    There are many general restrictions you can make to the Control Panel

    1. Start Regedit
    2. Go to HKEY_Current_User / Software / Microsoft / Windows / CurrentVersion / Policies
    3. Create a new keys under Policies called System
    4. You can then add DWORD values set to 1 in the appropriate keys
    5. To re-enable them, either delete the key or set the value to 0
    • NoDispCPL - Disable Display Control Panel
    • NoDispBackgroundPage - Hide Background Page
    • NoDispScrSavPage - Hide Screen Saver Page
    • NoDispAppearancePage - Hide Appearance Page
    • NoDispSettingsPage - Hide Settings Page
    • NoSecCPL - Disable Password Control Panel
    • NoPwdPage - Hide Password Change Page
    • NoAdminPage - Hide Remote Administration Page
    • NoProfilePage - Hide User Profiles Page
    • NoDevMgrPage - Hide Device Manager Page
    • NoConfigPage - Hide Hardware Profiles Page
    • NoFileSysPage - Hide File System Button
    • NoVirtMemPage - Hide Virtual Memory Button

    Networking Restrictions

    There are general restrictions you can make in Networking

    1. Start Regedit
    2. Go to HKEY_Current_User / Software / Microsoft / Windows / CurrentVersion / Policies
    3. Create a new key under Policies called Network
    4. You can then add DWORD values set to 1 in the appropriate keys
    5. To re-enable them, either delete the key or set the value to 0
    • DisablePwdCaching = Password Caching
    • HideSharePwds [hex] =Shared Passwords
    • NoEntireNetwork =Entire Network
    • NoNetSetup =Network applet
    • NoNetSetupIDPage =Network Identification tab
    • NoNetSetupSecurityPage =Network Access tab
    • NoFileSharing =Network File Sharing button
    • MinPwdLen = set Minimum Password Length (integer number: 0 - 99)
    • NoPrintSharing =Network Print Sharing button
    • NoWorkgroupContents =Network Workgroup

    DOS Restrictions

    There are restrictions you can make to the ability to execute DOS programs

    1. Start Regedit
    2. Go to HKEY_Current_User / Software / Microsoft / Windows / CurrentVersion / Policies
    3. Create a new key under Policies called WinOldApp
    4. You can then add DWORD values set to 1 in the appropriate keys
    5. To re-enable them, either delete the key or set the value to 0
    • Disabled - Disable MS-DOS Prompt
    • NoRealMode - Disables Single-Mode MS-DOS

    Prevent Changes to the Start Menu

    To prevent any changes to the Start Menu, even a right click:

    1. Start Regedit
    2. Go to HKEY_CURRENT_USER \ Software \ Microsoft \ Windows \ CurrentVersion \ Policies \ Explorer
    3. Add a DWORD called NoChangeStartMenu
    4. Give it a value of 1

    Changing Common Icons

    You can change many of the common Windows icons.

    1. Start Regedit
    2. Go to HKEY_LOCAL_MACHINE \ SOFTWARE \ Microsoft \ Windows \ CurrentVersion \ explorer \ Shell Icons
    3. The default icons are numbered in the right panel from 0-40
    4. Double click on the number of the particular icon you want to change. See the chart below.
    5. Enter the name of the icon file you want to use followed by the number of the icon in that file.
      Note: The numbering starts with zero.
    6. If you use a single .ICO file, it should be followed by a 0.
    7. e.g. - filename.dll,4 - This would actually be the 5th icon since it starts with 0.
    8. Make sure you delete the hidden file C:\WINDOWS\SHELLICONCACHE

    0-13 Are the Drive and Application Icons
    0 - To change the Unknown Application Icon
    2 - To change the Default Application Icon
    3 - To change the Closed Folder Icon
    4 - To change the Open Folder Icon
    5 - To change the 5 1/4" Floppy Icon
    6 - To change the 3 1/2" Floppy Icon
    7 - To change the Removable Disk Icon
    8 - To change the Hard Drive Icon
    9 - To change the Network Drive Online Icon
    10 - To change the Network Drive Offline Icon
    11 - To change the CD Drive Icon
    12 - To change the Ramdrive Icon
    13 - To change the Entire Network Icon

    19-27 Are the Start Menu Icons
    19 - To change the Programs Icon
    20 - To change the Documents Icon
    21 - To change the Settings Icon
    22 - To change the Find Icon
    23 - To change the Help Icon
    24 - To change the Run Icon
    27 - To change the Shutdown Icon

    Other Icons
    33 - To change the DUN Folder Icon
    34 - To change the Desktop Icon
    35 - To change the Control Panel Icon
    37 - To change the Printer Folder Icon
    40 - To change the Audio CD Icon
    43 - To change the Favorites Icon
    44 - To change the Logoff Icon

    Setting Excel 2000 High-Contrast Cell Selection

    If you want to increase the contrast in selected cells:

    1. Start Regedit
    2. Go to HKEY_CURRENT_USER \ Software \ Microsoft \ Office \ 9.0 \ Excel \ Options
    3. Add a DWORD value call Options6
    4. Give it a value of 16
    5. Now when you select cells, they will be white on black.

    Comparing Registries

    While working with changes to your system, you might want to see what is changing in your Registry.
    Since you can export it to a text file, the steps are fairly easy

    1. Start Regedit
    2. With the very top level select - My Computer, on the Toolbar select Registry / Export Registry File
    3. I usually save it to the root of the C: drive with the name before (you don't need to add an extension)
    4. Make the change to your system
    5. Go back to Regedit
    6. Press F5 to update it
    7. Export the Registry like step 2
    8. Name the file after and have it go in the same directory
    9. Open up a DOS window
    10. Go to the directory where the two exported files are
    11. Enter FC before.reg after.reg > diff.txt
    12. Then you can edit diff.txt with your favorite text editor.

    Note: I do the last steps so often I have a simple batch file already set up.

    Preparing to Move Hard Drive to Another Computer

    To remove the devices from device manager when taking a HD from one computer to another,
    simply:

    1. Run Regedit
    2. Go to HKEY_LOCAL_MACHINE\ and delete the Enum section
    3. This removes all of the hardware specific settings

    Setting the Internet Explorer Home Page

    If you want to set the home page used by Internet Explorer through the registry

    1. Start Regedit
    2. Go to HKey_Current_User \ Software \ Microsoft \ Internet Explorer \ Main
    3. Give the Start Page key the string value you wish set as homepage

    Setting the Recycle Bin to Always Delete

    You can set the recycle bin to always delete items (like holding down the shift key when dragging files to the recycle bin)

    1. Start Regedit
    2. Go to HKEY_LOCAL_MACHINE \ SOFTWARE \ Microsoft \ Windows \ CurrentVersion \ Explorer \ BitBucket
    3. Set the key NukeOnDelete to 1

    Deleting Specific Registry Value

    In a previous tip, Automatically Deleting a Registry Key, it was mentioned how to remove an entire registry key.
    If you want to simply remove a specific value within a key, use the syntax below:

    [Registry Key]
    "value"=-

    For example:

    REGEDIT4
    [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
    "MSConfig"=-

    would delete the value MSCONFIG.

    Changing the Location Of Special Folders

    You can modify the registry to change the location of special folders like:

    • My Documents
    • Favorites
    • My Pictures
    • Personal
    1. Start Regedit
    2. Go to HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\User Shell Folders
    3. Double click on any locations you want to change and alter the path
    4. Logoff or restart for the changes to go into effect

    Note: TweakUI from Microsoft will allow you to make these changes from a dialog box as well

    Turning off System Beeps

    If you want to turn off all system beeps (like the ones that go through your computers' internal speaker):

    1. Start Regedit
    2. Go to HKEY_CURRENT_USER\Control Panel\Sound
    3. Edit the key Beep and give it a value of No

    Locking File Associations

    If you have your file associations the way you want for a particular file type, you can remove it from the list that gets displayed in the Folder Options / File Types screen

    1. Start Regedit
    2. Go to HKEY_CLASSES_ROOT
    3. Scroll to the file association you want to lock.
    4. In the right panel, create a new Binary value
    5. Call it EditFlags
    6. Give it a value of 01 00 00 00
    7. Now when you go to the Folder Options / File Types screen, you won't see that file type listed.

    Preventing Changes to File Associations

    You can prevent users from changing associations via Windows Explorer's Tools / Folder Options / File Types tab.

    1. Start Regedit
    2. Go to HKEY_CURRENT_USER \ Software \ Microsoft \ Windows \ CurrentVersion \ Policies \ Explore
    3. Create REG_DWORD data type NoFileAssociate
    4. Give it a value of 1

    Allowing Network Access with Blank Passwords (XP and Vista)

    Although you can log in locally without a password, by default, WindowsXP Pro does not allow network users to access the computer without a password. Typically you will receive an Unknown error 31 if this is the case.

    To change this setting:

    1. Run gpedit.msc
    2. Go to Computer Configuration / Windows Settings / Security Settings
      / Local Policies / Security Options
    3. Double click on Accounts: Limit local account use of blank passwords to console login only
    4. Disable this option

    Friday, April 24, 2009

    Disabling the F3 Search Key

    If you want to disable the ability to use the F3 key from either the Windows Explorer or Internet Explorer

    1. Start Regedit
    2. Go to HKEY_CURRENT_USER\Software\Policies\Microsoft\Internet Explorer\Restrictions
    3. Create a Dword value called NoFindFiles
    4. Give it a value of 1
    5. Reboot

    Add/modify a registry value to point to the exchange-oma

    1. Click Start, click Run, type regedit, and then click OK.

    2. Locate the following registry subkey:

    HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\MasSync\Parameters

    3. On the right panel, make sure ExchangeVDir points to /exchange-oma. If the value of ExchangeVDir is ExchDAV, you should change it to /exchange-oma.

    Note: the ExchangeVDir and exchange-oma are case sensitive. In the Value data box, you must enter a forward slash (/) following by exchange-oma. Click OK.

    4. If there is not ExchangeVDir, you need to create it. Right-click Parameters, click to New, and then click String Value.

    Type ExchangeVDir, and then press ENTER. Right-click ExchangeVDir, and then click Modify.

    5. Quit Registry Editor.

    6. Restart the IIS Admin service. To do this, follow these steps:

    a.

    Click Start, click Run, type services.msc, and then click OK.

    b.

    In the list of services, right-click IIS Admin service, and then click Restart.

    Protection on system files

    To enable protection on system files such as the KnownDLLs list, add the following value;

    1. Open RegEdit
    2. HKEY_LOCAL_MACHINE\System\CurrentControlSet\ Control\ SessionManager
    3. Create the a Dword value and name it "ProtectionMode "
    4. Set the Value to1

    The Fix for Grayed Out Boxes


    The File Types tab in Explorer's View / Options menu lets you edit most of your file types, but certain settings cannot be changed. The default action for a batch file, for instance, runs the batch file instead of opening it via Notepad or Wordpad. Thus, when you double-click on AUTOEXEC.BAT, a DOS window opens, and the file executes. If you want to change this default action and edit a batch file when you double-click on it, however, the File Types tab does not let you do so; the Set Default button for the file type called MS-DOS Batch File is always grayed out.

    The button is grayed out because HKEY_CLASSES_ROOT's batfile key contains an EditFlag value entry. Such entries are used throughout the Registry to prevent novice users from altering certain system settings. The binary data in batfile's EditFlag reads d0 04 00 00. If you change this value to 00 00 00 00, you can then change any of the batch file settings. Do not, however, indiscriminately zero out EditFlag; if you do so in a system ProgID such as Drive or AudioCD, it completely disappears from the File Types list. For ProgIDs that are linked to extensions, set all EditFlags to 00 00 00 00. For system ProgIDs, replace EditFlag data with 02 00 00 00.

    If you wish to have access to some buttons while leaving others grayed out, you must know the function of each EditFlag bit. The last two bytes of data are always zero, but most bits within the first two bytes have a specific effect:

    • Byte 1, bit 1: Removes the file type from the master list in the File Types tab (select View / Options under Explorer) if it has an associated extension.
    • Byte 1, bit 2: Adds the file type to the File Types tab if it does not have an associated extension.
    • Byte 1, bit 3: Identifies a type with no associated extension.
    • Byte 1, bit 4: Grays out the Edit button in the File Types tab.
    • Byte 1, bit 5: Grays out the Remove button in the File Types tab.
    • Byte 1, bit 6: Grays out the New button in the Edit File Type dialog (select the Edit button in the File Types tab).
    • Byte 1, bit 7: Grays out the Edit button in the Edit File Type dialog.
    • Byte 1, bit 8: Grays out the Remove button in the Edit File Type dialog.
    • Byte 2, bit 1: Prevents you from editing a file type's description in the Edit File Type dialog.
    • Byte 2, bit 2: Grays out the Change Icon button in the Edit File Type dialog.
    • Byte 2, bit 3: Grays out the SetDefault button in the Edit File Type dialog.
    • Byte 2, bit 4: Prevents you from editing an action's description in the Edit Action dialog (select the Edit button in the Edit File Type dialog).
    • Byte 2, bit 5: Prevents you from editing the command line in the Edit Action dialog.
    • Byte 2, bit 6: Prevents you from setting DDE (Dynamic Data Exchange) fields in the Edit Action dialog.

    The EditFlags value for Drive, for instance, is d2 01 00 00 in Hex (1101 0010 0000 0001 in binary). Bits 2, 5, 7, and 8 are on in byte 1, and bit 1 is on in byte 2. The EditFlag for batfile is d0 04 00 00 in Hex or 1101 0000 0000 0100 in binary. In this case, bits 5, 7, and 8 are on in byte 1, and bit 3 is on in byte 2.

    Bits 4, 5, and 6 of byte 2 apply only to actions that are protected. EditFlags with action keys (such as HKEY_CLASSES_ROOT\batfile\shell\open) determine protection. If byte 1, bit 1 of such an EditFlag is 0 (or if there is no EditFlag), then the action is protected. If byte 1, bit 1 is 1, then the action is unprotected.

    Removing Programs from Control Panel's Add/Remove Programs Section

    If you uninstalled a program by deleting the files, it may still show up in the Add/Remove programs list in the Control Panel.
    In order to remove it from the list.
    1.Open RegEdit
    2.Go to HKEY_LOCAL_MACHINE\ SOFTWARE\ Microsoft\ Windows\ CurrentVersion\ Uninstall
    3.Delete any programs here.
    If you have a problem locating the desired program open each key and view the DisplayName value

    Increasing the Modem Timeout

    If your modem it is timing out during file transfers or loading Web Pages, you might try increasing the timeout period. To change the Time Out::
    1.Open RegEdit
    2.Go to HKEY_LOCAL_MACHINE\System\CurrentControlSet\ Services\ Class\ Modem\ XXXX\ Settings Where XXXX is the number of your modem
    3. In the right panel and double click on Inactivity Timeout
    4.The number of minutes for a timeout should be entered between the brackets.
    5.For example, a setting could have S19=<10> to set it to 10 minutes.

    Changing your Modem's Initialization String

    1.Open RegEdit
    2.Go to
    HKEY_LOCAL_MACHINE\System\CurrentControlSet \Services \Class \Modem \0000 \Init
    3.Change the settings to the new values

    Turn Off Window Animation

    You can shut off the animation displayed when you minimize and maximize Windows.
    1. Open RegEdit
    2. Go to HKEY_CURRENT_USER\Control panel \Desktop\ WindowMetrics
    3. Create a new string value "MinAnimate".
    4. Set the value data of 0 for Off or 1 for On

    Removing the Shortcut Icon Arrows

    1.Open RegEdit
    2.Open the Key HKEY_CLASSES_ROOT
    3.Open the Key LNKFILE
    4.Delete the value IsShortcut
    5.Open the next Key PIFFILE
    6.Delete the value IsShortcut
    7.Restart the Windows

    Add\delete programs to run every time Windows starts

    You can start or stop programs from executing at boot up by adding or deleting them to/from the run Keys in the Registry. Windows loads programs to start in the following order; Program listed in the Local Machine hive, then the Current User hive, then theWin.ini Run= and Load = lines. then finally programs in your Start Up folder.

    To add or remove programs in the Registry
    1.Open RegEdit
    2.Go to the desired Key
    HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows \CurrentVersion \Run
    HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows \CurrentVersion \RunServices
    HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows \CurrentVersion \Run
    HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows \CurrentVersion \RunServices
    3. Add a new String Value and name it anything you like
    4. For the value data, enter the path and executable for the program you want to run.

    By adding the value to the HKEY_CURRENT_USER hive instead allows the program to start only when that user is logged on.

    If you add the value to the RunOnce key the program will run once and be removed from the key by Windows.

    Setting the Minimum Password Length

    1.Open RegEdit
    2.Go to
    HKEY_LOCAL_MACHINE\ SOFTWARE\ Microsoft\ Windows\ CurrentVersion\ Policies\ Network
    3. Now, choose the Edit/New/Binary value command and call the new value MinPwdLen. Press Enter twice and Assign it a value equal to your minimum password length.

    Recycle Bin Edits

    Fooling with the recycle bin. Why not make the icon context menu act like other icon context menus.
    Add rename to the menu:
    HKEY_CLASSES_ROOT\CLSID\ {645FF040-5081-101B-9F08-00AA002F954E}\ ShellFolder
    "Attributes"=hex:50,01,00,20
    Add delete to the menu:
    HKEY_CLASSES_ROOT\CLSID\ {645FF040-5081-101B-9F08-00AA002F954E}\ ShellFolder
    "Attributes"=hex:60,01,00,20
    Add rename and delete to the menu:
    HKEY_CLASSES_ROOT\CLSID\ {645FF040-5081-101B-9F08-00AA002F954E} \ShellFolder
    "Attributes"=hex:70,01,00,20
    Restore the recycle bin to Windows defaults including un-deleting the icon after deletion:
    Restore the icon.
    HKEY_LOCAL_MACHINE\SOFTWARE\ Microsoft\ Windows \CurrentVersion\ explorer\
    Desktop\NameSpace\{645FF040-5081-101B-9F08-00AA002F954E}
    @="Recycle Bin"
    Reset Windows defaults.
    HKEY_CLASSES_ROOT\CLSID\ {645FF040-5081-101B-9F08-00AA002F954E} \ShellFolder
    "Attributes"=hex:40,01,00,20
    Other edits to the recycle bin icon:
    HKEY_CLASSES_ROOT\CLSID\ {645FF040-5081-101B-9F08-00AA002F954E}\ ShellFolder
    "Attributes"=hex:40,01,01,20 ... standard shortcut arrow
    "Attributes"=hex:40,01,02,20 ... a different shortcut arrow
    "Attributes"=hex:40,01,04,20 ... and still another shortcut arrow
    "Attributes"=hex:40,01,08,20 ... make it look disabled (like it's been cut)

    For Windows XP and 2000 also edit HKEY_CURRENT_USER\ Software\ Microsoft\ Windows\ CurrentVersion\ Explorer\ CLSID\ {645FF040-5081-101B-9F08-00AA002F954E}
    For Windows ME also edit HKEY_CURRENT_USER \Software\ Classes\ CLSID\ {645FF040-5081-101B-9F08-00AA002F954E}

    Opening Explorer from My Computer

    By default, when you click on the My Computer icon, you get a display of all your drives, the Control Panel etc. If you would like to have this open the Explorer:
    1. Open RegEdit
    2. Go to
    HKEY_CLASSES_ROOT\CLSID\ {20D04FE0-3AEA-1069-A2D8-08002B30309D}\ Shell
    3 . Add a new Key named "Open" if it does not exists by right clicking "Shell" and selecting new.
    4. . Add a new Key named "Command" by right clicking "Open" and selecting new
    5. Set the (Default) value for the Command Key to "Explorer.exe" or "C:\Windows\Explorer.exe"

    Disabling My Computer

    In areas where you are trying to restrict what users can do on the computer, it might be beneficial to disable the ability to click on My Computer and have access to the drives, control panel etc.
    To disable this:
    1.Open RegEdit
    2.Search for 20D04FE0-3AEA-1069-A2D8-08002B30309D
    3.This should bring you to the HKEY_CLASSES_ROOT\CLSID section
    4.Delete the entire section.
    Now when you click on My Computer, nothing will happen.
    You might want to export this section to a Registry file before deleting it just in case you want to enable it again. Or you can rename it to 20D0HideMyComputer4FE0-3AEA-1069-A2D8-08002B30309D. You can also hide all the Desktop Icons, see Change/Add restrictions.

    Disabling the Right-Click on the Start Button

    Normally, when you right button click on the Start button, it allows you to open your programs folder, the Explorer and run Find.
    In situations where you don't want to allow users to be able to do this in order to secure your computer.
    1.Open RegEdit
    2.Search for Desktop
    3.This should bring you to HKEY_CLASSES_ROOT\Directory
    4.Expand this section
    5.Under Shell is Find
    6.Delete Find
    7.Move down a little in the Registry to Folder
    8.Expand this section and remove Explore and Open
    Now when you right click on the Start button, nothing should happen.
    You can delete only those items that you need.
    Note: - On Microsoft keyboards, this also disables the Window-E (for Explorer) and Window-F
    (for Find) keys.
    See the section on Installation in the RESKIT to see how to do this automatically during an install.

    Changing the caption on the Title Bar

    Change the Caption on the Title Bar for OutLook Express or the Internet Explorer:
    For Outlook Express:
    1. Open RegEdit
    2. Go to
    HKEY_CURRENT_USER\Software\Microsoft\OutLook Express
    For IE5 and up use:
    HKEY_CURRENT_USER\IDENTITIES \{9DDDACCO-38F2-11D6-93CA-812B1F3493B}\ SOFTWARE\ MICROSOFT\ OUTLOOK EXPRESS\5.0
    3. Add a string value "WindowTitle" (no space)
    4. Modify the value to what ever you like.

    For no splash screen, add a dword value "NoSplash" set to 1
    The Key {9DDDACCO-38F2-11D6-93CA-812B1F3493B} can be any key you find here. Each user has his own Key number.
    The Key 5.0 is whatever version of IE you have

    For Internet Explorer:
    1. Open RegEdit
    2. Go to HKEY_LOCAL_MACHINE\Software\Microsoft\Internet Explorer\Main
    3. Add a string value "Window Title" (use a space)
    4. Modify the value to what ever you like.

    Disabling Drives in My Computer

    To turn off the display of local or networked drives when you click on My Computer:
    1.Open RegEdit
    2.Go to
    HKEY_CURRENT_USER\Software\ Microsoft\ Windows\ CurrentVersion\ Policies\ Explorer
    3.Add a New DWORD item and name it NoDrives
    4.Give it a value of 3FFFFFF
    5.Now when you click on My Computer, none of your drives will show.

    Changing the Tips of the Day

    You can edit the Tips of the day in the Registry by going to:
    HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\ Windows\ CurrentVersion\ explorer\ Tips

    Changing Telnet Window

    You can view more data if you increase the line count of Telnet. By Default it has a window size of 25 lines. To increase this so you can scroll back and look at a larger number on lines:
    1. Open RegEdit
    2. Go to HKEY_CURRENT_USER\Software\Microsoft\Telnet
    3. Modify the value data of "Rows"

    Removing Items from NEW Context Menu

    When you right-click on the desktop and select New, or use the File Menu item in the Explore and select New a list of default templates you can open up are listed.
    To remove items from that list:
    1. Open RegEdit
    2. Do a Search for the string ShellNew in the HKEY_CLASSES_ROOT Hive
    3. Delete the ShellNew command key for the items you want to remove

    Disable Password Caching

    To disable password caching, which allows for the single Network login and eliminates the secondary Windows logon screen. Either use the same password or:

    1. Open RegEdit
    2. Go to the key
    HKEY_LOCAL_MACHINE\SOFTWARE \Microsoft\ Windows\ CurrentVersion\ Policies\ Network
    3. Add a Dword value "DisablePwdCaching" and set the value to 1

    Automatic Screen Refresh

    When you make changes to your file system and use Explorer, the changes are not usually displayed until you press the F5 key
    To refresh automatically:
    1. Open RegEdit
    2. Go to
    HKEY_LOCAL_MACHINE\System\CurrentControlSet\Control\Update
    3. Set the value name "UpdateMode" to 1

    Thursday, April 23, 2009

    Change/Add Restrictions And Features

    If you want to make restrictions to what users can do or use on their computer without having to run Poledit, you can edit the Registry. You can add and delete Windows features in this Key shown below.

    Zero is Off and the value 1 is On. Example: to Save Windows settings add or modify the value name NoSaveSettings to 0, if set to1 Windows will not save settings. And NoDeletePrinter set to 1 will prevent the user from deleting a printer.

    The same key shows up at:
    HKEY_USERS\(yourprofilename)\ Software\ Microsoft\ Windows\ CurrentVersion\ Policies\ Explorer so change it there also if you are using different profiles.

    1.Open RegEdit
    2.Go to
    HKEY_CURRENT_USER\Software\Microsoft\ CurrentVersion\ Policies
    3.Go to the Explorer Key (Additional keys that can be created under Policies are System, Explorer, Network and WinOldApp )
    4.You can then add DWORD or binary values set to 1 in the appropriate keys for ON and 0 for off.
    NoDeletePrinter - Disables Deletion of Printers
    NoAddPrinter - Disables Addition of Printers
    NoRun - Disables Run Command
    NoSetFolders - Removes Folders from Settings on Start Menu
    NoSetTaskbar - Removes Taskbar from Settings on Start Menu
    NoFind - Removes the Find Command
    NoDrives - Hides Drives in My Computers
    NoNetHood - Hides the Network Neighborhood
    NoDesktop - Hides all icons on the Desktop
    NoClose - Disables Shutdown
    NoSaveSettings - Don't save settings on exit
    DisableRegistryTools - Disable Registry Editing Tools
    NoRecentDocsMenu - Hides the Documents shortcut at the Start button
    NoRecentDocsHistory- Clears history of Documents
    NoFileMenu _ Hides the Files Menu in Explorer
    NoActiveDesktop - No Active Desktop
    NoActiveDesktopChanges- No changes allowed
    NoInternetIcon - No Internet Explorer Icon on the Desktop
    NoFavoritesMenu - Hides the Favorites menu
    NoChangeStartMenu _ Disables changes to the Start Menu
    NoFolderOptions _ Hides the Folder Options in the Explorer
    ClearRecentDocsOnExit - Empty the recent Docs folder on reboot
    NoLogoff - Hides the Log Off .... in the Start Menu

    And here are a few more you can play with
    ShowInfoTip
    NoTrayContextMenu
    NoStartMenuSubFolders
    NoWindowsUpdate
    NoViewContextMenu
    EnforceShellExtensionSecurity
    LinkResolveIgnoreLinkInfo
    NoDriveTypeAutoRun
    NoStartBanner
    NoSetActiveDesktop
    EditLevel
    NoNetConnectDisconnect
    RestrictRun - Disables all exe programs except those listed in the RestrictRun subkey
    This key has many other available keys, there is one to even hide the taskbar, one to hide the control panel and more. I'm not telling you how, as someone may want to play a trick on you. The policies key has a great deal of control over how and what program can run and how one can access what feature.

    In the System key you can enter:
    NoDispCPL - Disable Display Control Panel
    NoDispBackgroundPage - Hide Background Page
    NoDispScrSavPage - Hide Screen Saver Page
    NoDispAppearancePage - Hide Appearance Page
    NoDispSettingsPage - Hide Settings Page
    NoSecCPL - Disable Password Control Panel
    NoPwdPage - Hide Password Change Page
    NoAdminPage - Hide Remote Administration Page
    NoProfilePage - Hide User Profiles Page
    NoDevMgrPage - Hide Device Manager Page
    NoConfigPage - Hide Hardware Profiles Page
    NoFileSysPage - Hide File System Button
    NoVirtMemPage - Hide Virtual Memory Button

    In the Network key you can enter:
    NoNetSetup - Disable the Network Control Panel
    NoNetSetupIDPage - Hide Identification Page
    NoNetSetupSecurityPage - Hide Access Control Page
    NoFileSharingControl - Disable File Sharing Controls
    NoPrintSharing - Disable Print Sharing Controls

    In the WinOldApp key you can enter:
    Disabled - Disable MS-DOS Prompt
    NoRealMode - Disables Single-Mode MS-DOS

    Deleting Registry Keys from the Command Line

    There are two ways to delete a key from the Registry from the Command line. At the Windows Command line:

    RegEdit /l location of System.dat /R location of User.dat /D Registry key to delete
    You cannot be in Windows at the time you use this switch.

    Or you can create a reg file as such:
    REGEDIT4

    [-HKEY_LOCAL_MACHINE\the key you want to delete]
    Note the negative sign just behind the[
    Then at the Command line type:
    1. RegEdit C:\Windows\(name of the regfile).

    Creating a Default File Opener

    If you have a un-registered file type and want to view it instead of having to select Open With. Use Explorer's Right-click and add your program to the right-click options by:
    1. Open RegEdit
    2. Go to HKEY_CLASSES_ROOT\Unknown\Shell
    3. Right click on "Shell" and create a New Key and name it "Open "
    4. Create a New Key under the "Open" key you just created and name it "Command"
    5. Set the (Default) value to the path and filename of the program you want to use to open the file type
    6. For example: C:\Windows\NOTEPAD.EXE %1
    You must use the "%1" for this to work.and a space between the exe and the %1

    Creating a Logon Banner

    If you want to create a Logon Banner: A message box to appear below your logon on.

    1.Open RegEdit
    2.Go To
    For Windows 9x and ME -
    HKEY_LOCAL_MACHINE\SOFTWARE\ Microsoft\ Windows\ CurrentVersion\ Winlogon

    For Windows 2000 XP 2003 Vista -
    HKEY_LOCAL_MACHINE\SOFTWARE\ Microsoft\ Windows\ CurrentVersion\ Winlogon


    3.Create a new String value"LegalNoticeCaption "
    4. Enter the Title of the window. What is displayed in the Title Bar.
    5. Create a new string value "LegalNoticeText"
    6. Enter the text for your message box that will appear even before the Logon window.

    Changing the Location of Windows' Installation Files

    If you need to change the drive and or path where Windows looks for its installation files:
    1.Open RegEdit
    2.Go to
    HKEY_LOCAL_MACHINE\SOFTWARE\ Microsoft\ Windows\ CurrentVersion\ Setup
    3.Edit the value next to SourcePath

    Adding Explore From Here to Every Folder

    When you want to right click on any folder and want to open up an Explorer window of that folder.

    1. Open RegEdit
    2. Go to HKEY_CLASSES_ROOT\Folder\shell
    3. Add a new Key "RootExplore " under the "Shell" Key
    4. Set the (Default) value to "E&xplore From Here "
    5. Right Click the "RootExplore " Key and add a new Key "Command"to the RootExplore
    6. Set the (Default) value of Explorer.exe /e,/root,/idlist,%i

    Adding an Application to the Right Click on Every Folder

    Here is how to add any application to the Context Menu when you right click on any Folder. This way you do not have to always go to the Start Menu. When you right click on any folder, you can have access to that application, the same as using Sent To.

    1. Open RegEdit
    2. Go to HKEY_CLASSES_ROOT\Folder\shell
    3. Add a new Key to the "Shell" Key and name it anything you like.
    4. Give it a default value that will appear when you right click a folder, i.e. NewKey (use an "&" without the quotes, in front of any character and it will allow you to use the keyboard)
    5. Click on the Key HKEY_CLASSES_ROOT\Folder\shell\NewKey
    6. Add a New Key named Command
    7. Set the (Default) value of the application you want to run
    8. For example: c:\program files\internet explorer\iexplore.exe (Include the full path and parameters if you need them)

    Add/Remove Sound Events from Control Panel

    You can Add and delete sounds events in the Control Panel. In order to do that:

    1. Open RegEdit
    2. Go to HKEY_CURRENT_USER\AppEvents\Schemes\Apps and HKEY_CURRENT_USER\AppEvents\Schemes\Eventlabels. If this key does not exist you can create it and add events.
    3. You can add/delete any items you want to or delete the ones you no longer want.

    Changing Exchange/Outlook Mailbox Location

    To change the location of your mailbox for Exchange:
    1. Open RegEdit
    2. Go to
    HKEY_CURRENT_USER\Software\ Microsoft\Windows Messaging Subsystem\ Profiles
    3. Go to the profile you want to change
    4. Go to the value name that has the file location for your mailbox (*.PST) file
    5. Make the change to file location or name

    To change the location of your mailbox for Outlook
    1. Open RegEdit
    2. Go to HKEY_CURRENT_USER\Software\Microsoft\Outlook (or Outlook Express if Outlook Express)
    3. Go to the section "Store Root"
    4. Make the change to file location

    Opening a DOS Window to either the Drive or Directory in Explorer

    Add the following Registry Keys for a Directory:
    HKEY_CLASSES_ROOT\Directory\shell\opennew
    @="Dos Prompt in that Directory"

    HKEY_CLASSES_ROOT\Directory\shell\opennew\command
    @="command.com /k cd %1"

    Add or Edit the following Registry Keys for a Drive:
    HKEY_CLASSES_ROOT\Drive\shell\opennew
    @="Dos Prompt in that Drive"

    HKEY_CLASSES_ROOT\Drive\shell\opennew\command
    @="command.com /k cd %1"

    These will allow you to right click on either the drive or the directory and the option of starting the dos prompt will pop up.

    Change the Registered Change the User Information

    You can change the Registered Owner or Registered Organization to anything you want even after Windows is installed.

    1) Open RegEdit
    2) Got to
    HKEY_LOCAL_MACHINE\ SOFTWARE\ Microsoft\ Windows\ CurrentVersion.
    3) Change the value of "RegisteredOrganization" or "RegisteredOwner", to what ever you want

    Change Default Folder Locations

    1. Open RegEdit
    2. Go to HKEY_CURRENT_USER\ Software\ Microsoft\ Windows\ CurrentVersion\ Explorer\ Shell Folders
    3. Change the desired folder location, My Documents is normally list as "Personal"
    4. Open the Explorer and rename or create the folder you wish.

    To change the desired location of the Program Files folder
    1. Go to
    HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion
    2. Change the value of "ProgramFiles", or "ProgramFilesDir"
    Now when you install a new program it will default to the new location you have selected.

    Changing Windows' Icons

    You can change the Icons Windows uses for folders, the Start Menu, opened and closed folder in the Explorer, and many more.

    1. Open RegEdit
    2. Go to
    HKEY_LOCAL_MACHINE\ Software\ Microsoft\ Windows\ CurrentVersion\ Explorer\ Shell Icons
    3. Add a string value for each Icon you wish to change.
    Example: "3" ="C:\Windows\Icons\MyIcon.ico,0" This will change the closed folders in the Explorer to "MyIcon.ico". Here is a complete list for each value.

    0= Unknown file type
    1= MSN file types
    2= Applications Generic
    3= Closed Folder
    4= Open Folder
    5= 5.25" Drive
    6= 3.25" Drive
    7= Removable Drive
    8= Hard Drive
    9= NetWork Drive
    10= Network Drive Offline
    11= CD-ROM Drive
    12= RAM Drive
    13= Entire Network
    14= Network Hub
    15= My Computer
    16= Printer
    17= Network Neighborhood
    18= Network Workgroup
    19= Start Menu's Program Folders
    20= Start Menu's Documents
    21= Start Menu's Setting
    22= Start Menu's Find
    23= Start Menu's Help
    24= Start Menu's Run
    25= Start Menu's Suspend
    26= Start Menu's PC Undock
    27= Start Menu's Shutdown
    28= Shared
    29= Shortcut Arrow
    30= (Unknown Overlay)
    31= Recycle Bin Empty
    32= Recycle Bin Full
    33= Dial-up Network
    34= DeskTop
    35= Control Panel
    36= Start Menu's Programs
    37= Printer Folder
    38= Fonts Folder
    39= Taskbar Icon
    40= Audio CD

    You need to reboot after making changes. You may need to delete the hidden file ShellIconCache if after rebooting the desired Icons are not displayed.

    Multiple Columns For the Start Menu

    To make Windows use multiple Start Menu Columns instead of a single scrolling column, like Windows 9x had, Also if you are using Classic Mode in XP

    1. Open RegEdit
    2. Go to the key
    HKEY_LOCAL_MACHINE\ Software\ Microsoft\ Windows\ CurrentVersion\ Explorer\ Advanced
    3. Create a string value "StartMenuScrollPrograms"
    4. Right click the new string value and select modify
    5. Set the value to "FALSE"

    Disable the Outlook Express Splash Screen

    You can make OutLook Express load quicker by disabling the splash screen:

    1. Open RegEdit
    2. Go to HKEY_CURRENT_USER\Software\Microsoft\OutLook Express
    3. Add a string value "NoSplash"
    4. Set the value data to 1 as a Dword value

    Lock Out Unwanted Users

    Want to keep people from accessing Windows, even as the default user? If you do not have a domain do not attempt this.

    1. Open RegEdit
    2. Go to HKEY_LOCAL_MACHINE\Network\Logon
    3. Create a dword value "MustBeValidated"
    4. Set the value to 1
    This forced logon can be bypassed in Safe Mode on Windows 9x

    Customize the System Tray

    You can add your name or anything you like that consists of 8 characters or less. This will replace the AM or PM next to the system time. But you can corrupt some trial licenses of software that you may have downloaded.

    1. Open RegEdit
    2. Go to HKEY_CURRENT_USER\Control Panel\International
    3. Add two new String values, "s1159" and "s2359"
    4. Right click the new value name and modify. Enter anything you like up to 8 characters.

    If you enter two different values when modifying, you can have the system tray display the two different values in the AM and PM.

    Add Open With to all files

    You can add "Open With..." to the Right click context menu of all files.This is great for when you have several programs you want to open the same file types with. I use three different text editors so I added it to the ".txt" key.

    1. Open RegEdit
    2. Go to HKEY_CLASSES_ROOT\*\Shell
    3. Add a new Key named "OpenWith" by right clicking the "Shell" Key and selecting new
    4. Set the (Default) to "Op&en With..."
    5. Add a new Key named "Command" by right clicking the "OpenWith" Key and selecting new
    6. Set the (Default) to "C:\Windows\rundll32.exe shell32.dll,OpenAs_RunDLL %1", C:\ being your Windows drive. You must enter the "OpenAs_RunDLL %1" exactly this way.

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