Every time you install a new software, or make alterations to the default settings you have to reboot the system. Now, use this tip, press Ctrl+Alt+Del, select Explorer, and click End Task When Windows Ask Are you sure you want to … Shutdown your computer, then Click no then click End Task at the next prompt.

If you are sure that your registry is corrupt then you can create a new registry without reinstalling windows. Start MS-DOS mode, and start installation by Setup /pf command from Windows installation. This will create a new registry by replacing system.dat and user.dat.

To disable the default Search page, edit under HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main, create or modify DWORD Value, name it Use Custom Search URL, value 0=disable, 1=enable.

To remove the Go button from IE, edit under HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main , create or modify String value, name it ShowGoButton, value no. To enable again, change value to yes.

To set the default directory, edit underHKEY_CURRENT_USER\Software\Microsoft\Internet Explorer, create or modify String value, name it Download Directory, value Directory Location. Here Directory Location is the path you want to use for downloading.

To specify your own Source Viewer, edit under HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\ View Source Editor\Editor Name, create or modify String value, name it (Default), value Application with path. Here Application with path is the name of the application like Notepad, with its full path, eg. C:\Windows\Notepad.exe.

To hide IE icon from Desktop, edit under HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\ Explorer, create or modify DWORD value, name it NoInternetIcon, value 1. To enable the icon again, set value to 0.

To change the title according to your chhhoice, edit under HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main, create or modify String value, name it title. Here title is your choice name. To load default, delete this key.

To disable the scandisk to run after improper shutdown of Windows, edit under HKEY_LOCAL_MACHINE\System\CurrentControlSet\Control\FileSystem, create or modify Binary value, name it DisableScandiskOnBoot, value 01.

To use Long file name, edit under HKEY_LOCAL_MACHINE\System\CurrentControlSet\Control\FileSystem, create or modify DWORD value, name it Win31FileSystem, value 0 or 1. Here 0 = long file names, 1 = 8.3 filenames.

If you want to preserve Long Filenames, edit under HKEY_LOCAL_MACHINE\System\CurrentControlSet\Control\FileSystem, create or modify Binary value, name it PreserveLongNames, value 00 00 00 00 or ff ff ff ff. Here 00 00 00 00 = disabled, ff ff ff ff = enabled.

To snap-to the default button of the Window, edit underHKEY_CURRENT_USER\Control Panel\Mouse, create or modify String value, name it SnapToDefaultButton, value 0 or 1. Here 0= disabled, 1 = enabled.

To reverse the mouse buttons HKEY_CURRENT_USER\Control Panel\Mouse, create or modify String value, name it SwapMouseButtons, value 0 or 1. Here 0 for normal, 1 = swap buttons.

To modify the Mouse Buffer Size, edit under HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Mouclass\Parameters, change or modify DWORD value, name it MouseDataQueueSize, and write the value of the queue buffer to use.

To modify the size of buffer, edit unde rHKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Kbdclass\Parameters, create or modify DWORD value, name it KeyboardDataQueueSize, and write the value of the queue buffer to use.

To enable PC speaker to beep on errors, edit under HKEY_CURRENT_USER\Control Panel\Sound, create or modify String value, name it Beep, value Yes. To disable the beep, edit the value to No.

To enable Autorun feature of CD-Rom, edit under HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\CDRom, create or modify DWORD value, name it Autorun, value 1. To disable Autorun edit the value to 0.

To specify the number of Broadcast Name Resolution attempts, edit under HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\VxD\MSTCP, create or modify DWORD value, name it BcastNameQueryCount, and edit the value which is equal to number of attempts.

To enable your computer to act as a WINS proxy agent and forward WINS name queries, edit underHKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\VxD\MSTCP, create or modify String value, name it EnableProxy, value 1. To disable, edit the value to 0.

TO enable the Netware logon, edit under HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\NWNP32\ NetworkProvider, create or modify DWORD value, name it DisableDefaultPasswords, value 0 . To disable, edit the value to 1.

To enable or disable the automatically dialing, edit under HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\ Internet Settings, create or modify Binary value, name it EnableAutodial, value 00 00 00 00 = disabled, 01 00 00 00 = enabled.

When enable, a dialog box is shown when successful validation by a Windows domain occurs, edit under HKEY_LOCAL_MACHINE\Network\Logon, create or modify DWORD value, name it DomainLogonMessage, value 1. To disable edit the value to 0.

To remove the hand icon from the shared resources, edit under HKEY_CLASSES_ROOT\Network\SharingHandler, create or modify String value, name it (Default), and the value is none. To restore, edit the value msshuri.dll.

Set Windows to logon without a username or password, edit under HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Winlogon, create or modify String value, name it to the default user password.

To change the installation path, edit under HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Setup, create or modify String value, name it SourcePath, value set to the installation path.

To remove recent documents folder from Start Menu, edit under HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\ Explorer, create or modify DWORD value, name it NoRecentDocsMenu, value 1. To display again, edit the value to 0.

When Windows exits, it saves changes like icon location, appearance etc, edit under HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\ Explorer, change or modify DWORD value, name it NoSaveSettings, value 1. To disable this, set value to 0.

When a file is accessed it is added to the Recent Documents on the Start Menu. To disable, edit under HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\ Explorer, chage or modify DWORD value, name it NoRecentDocsHistory, value 1. To see Recent documents, set value to 0.

To clear the list, edit under HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\ Explorer, change or modify DWORD value, name it ClearRecentDocsOnExit, value 1. To disable, set value to 0.

To hide all items from Desktop, edit under HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\ Explorer, change or modify DWORD value, name it NoDesktop, value 1. To disable, set value 0.

To remove Find option from Start Menu, edit under HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\ Explorer, change or modify DWORD value, name it NoFind , value 1. To disable this, set value to 0.

To remove Run option from Start Menu, edit under HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\ Explorer, change or modify DWORD value, name it NoRun , value 1. To disable this, set value to 0.

To remove Control Panel from Start Menu, edit under HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\ Explorer, change or modify DWORD value, name it NoControlPanel , value 1. To disable this, set value to 0.

To deny access from display settings, edit under HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\ System, change or modify DWORD value, name it NoDispCPL, value 1. To disable this, set value to 0.

To hide these settings, edit under HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\ System, change or modify DWORD value, name it NoDispScrSavPage, value 1. To disable, set value to 0.

To hide these settings, edit under HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\ System, change or modify DWORD value, name it NoDispSettingsPage, value 1. To disable, set value to 0.

To hide these settings, edit under HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\ System, change or modify DWORD value, name it NoDispAppearancePage, value 1. To disable, set value to 0.

To hide these settings, edit under HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\ System, change or modify DWORD value, name it NoDispBackgroundPage, value 1. To disable, set value to 0.

To hide these settings, edit under HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\ System, change or modify DWORD value, name it NoPwdPage, value 1. To disable, set value to 0.

To hide these settings, edit under HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\ System, change or modify DWORD value, name it NoDevMgrPage, value 1. To disable, set value to 0.

To hide these settings, edit under HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\ System, change or modify DWORD value, name it NoConfigPage, value 1. To disable, set value to 0.

To disable the MS-Command prompt, edit under HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\ WinOldApp, change or modify DWORD value, name it Disabled, value 1. To enable again set the value to 0.

To set your own program, edit under HKEY_CLASSES_ROOT\AudioCD\Shell\Play\Command, change or modify String value, name it (Default), set value the name of your player.

To remove the shortcut arrows from the icons, edit under HKEY_CLASSES_ROOT\lnkfile] and [HKEY_CLASSES_ROOT\piffile, and delete key IsShortCut.

To display the version on Desktop, edit under HKEY_CURRENT_USER\Control Panel\Desktop, change or modify DWORD value, name it PaintDesktopVersion , value 1. To disable again set the value to 0.

When program names are not removed from Add/Remove program, although the program is uninstall. Edit under HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall. To see which application each sub-key represents, open it and there should be at least two values DisplayName and UninstallString. DisplayName is the name used in the Add/Remove programs list, and UninstallString is the program used to uninstall the application. Delete that key.

To add a bitmap image, edit under HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Toolbar, create or modify String value, name it BackBitmap, set value to path and name of Bitmap file.

To IE icon from Desktop, edit under HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\ Explorer, change or modify DWORD value, name it NoInternetIcon, value 1. To disable, set value 0.

To change the Menu delay, edit under HKEY_CURRENT_USER\Control Panel\Desktop, create or modify String value, name it MenuShowDelay, value between 0 - 999 in milli seconds.

To use alphanumeric passwords only, edit under HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Policies\Network, change or modify DWORD value, name it AlphanumPwds, value 1. To disable set value to 0.

To disable editing tools, edit under HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\System, create or modify DWORD value, name it DisableRegistryTools, value 1. To disable, set value to 0. Be sure that you don’t lock yourself.

To disable Shutdown option, edit under HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer, change or modify DWORD value, name it NoClose, value 1. To enable shutdown feature again, set value to 0.

When you right-click a file, you see an option open with .., you can remove unwanted list, edit under HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\FileExts, find the extension you like to edit, expand it and look for openWithList, here in right panel you will see a list of programs. Delete those which you do not want.

To find your product key, go to HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\Current Version, scroll down the right pane until you find the Product Key.

To remove unwanted URLs from the address bar of the Internet Explorer, open regedit, edit HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\TypedURLs, from the right pane delete the unwanted URLs.

This problem occurs when a particular entry in the registry is either damaged, or is missing. Edit registry, HKEY_CURRENT_USER\Identities Double click identities.In the left pane keys are the identites. Click on the Account ID, and make sure that a string value with the name, User Id, exists in the right pane, and has the same value as that of the Account Id. If you have more than one id, then check for all all of these. Delete and recreate the string, User Id. This should solve the problem.