you can find and edit registry keys by pushing Windows Key+R, typing regedit and hitting enter. registry keys are the settings for your operating system and all your programs. i would recommend not screwing around with them, it could really mess up your system.
There are five root keys.
Hkey_local_machine
There are several online sources where one can find free XP registry cleaners. These online sources allow one to download, for free, an XP registry cleaner. This sources include: Jet Clean, Wise Registry Cleaner, Easy Cleaner, and AML Free Registry Cleaner.
download registry cleaner to clean up registry erros from your windows xp.
Start > Run > Registry Editor > Windows XP
You can find it in Start > All programs > Accessories > System tools.
I'd recommend you Registry Cleaner Security Stronghold - the best way to fix xp registry. It has 21 level cleaning. Fixes registry errors.
A registry cleaner for Microsoft Windows XP costs $39.95. Designed to operate on the Microsoft Windows XP Operating System, a registry cleaner has been widely debated by experts, who claim it is unnecessary and useless.
Regedit.exe Windows XP has only a Single registry editor (Regedit.exe) Windows 2000 ahs two registry editor Regedit32.exe Regedit.exe
Generally they have the same structure , basic keys and values but there are many differences in other keys and values Some new keys appear in Win7 for example : if you want to change OEM information and add some description and Oem_logo to your computer properties , this can be done through registry in win7 , while in Xp you just put the text and the logo in your system32 folder Also in Win7 we have some new features like transparency , Aero ... etc all these stuff have key entries in registry So you can say , Win7 registry is bit different you need to search the internet to discover what is new in Win7 registry.
yes
Regedit.exe