Clean My PC Registry Without Registry Cleaner Software

The speed of the windows system become slowly or crash, which caused by too many registry rubbish or uninstalled useless files, clean my PC registry and useless files is very necessary, before we clean it, we should know what those registry item key mean, the following is the method to clean my PC without registry cleaner software.

"Changing the login background color"
[HKEY_USERS \. DEFAULT \ Control Panel \ Colors]
"Background" = "0 0 0" (black, RGB color values)
"Using two separate Explorer process"
[HKEY_CURRENT_USER \ Software \ Microsoft \ Windows \ CurrentVersion \ Explorer]
"DesktopProcess" = dword: 00000001
[Note] The set make all instances of Explorer (such as Explorer) use a separate process, desktop and toolbar also uses a separate process, so that if a process have an error would not affect the other.
"Every Explorer window using a separate process"
[HKEY_CURRENT_USER \ Software \ Microsoft \ Windows \ CurrentVersion \ Explorer \ Advanced]
"SeparateProcess" = dword: 00000001

Clean My PC Registry Without Registry Cleaner Software

"Each IE window using a separate process"
[HKEY_CURRENT_USER \ Software \ Microsoft \ Windows \ CurrentVersion \ Explorer \ BrowseNewProcess]
"BrowseNewProcess" = "yes"
"Important folder name and location"
[HKEY_CURRENT_USER \ Software \ Microsoft \ Windows \ CurrentVersion \ Explorer \ Shell Folders]
[HKEY_CURRENT_USER \ Software \ Microsoft \ Windows \ CurrentVersion \ Explorer \ User Shell Folders]
[HKEY_LOCAL_MACHINE \ Software \ Microsoft \ Windows \ CurrentVersion \ explorer \ Shell Folders]
[HKEY_LOCAL_MACHINE \ Software \ Microsoft \ Windows \ CurrentVersion \ explorer \ User Shell Folders]
[Note] To change the path of the folder must be define under "User Shell Folders" subkey, you can add the missing items.
Clear history in " Run ","Find "and" document"
[HKEY_CURRENT_USER \ Software \ Microsoft \ Windows \ CurrentVersion \ Explorer \ RunMRU]
[HKEY_CURRENT_USER \ Software \ Microsoft \ Windows \ CurrentVersion \ Explorer \ Doc Find Spec MRU] (WIN9X)
[HKEY_CURRENT_USER \ Software \ Microsoft \ Windows \ CurrentVersion \ Explorer \ RecentDocs]

Clean My PC Registry Without Registry Cleaner Software

"record of menu sort"
[HKEY_CURRENT_USER \ Software \ Microsoft \ Windows \ CurrentVersion \ Explorer \ MenuOrder]
"History of System installation path"
[HKEY_CURRENT_USER \ InstalllocetionsMRU] (WIN9X)
[HKEY_LOCAL_MACHINE \ SOFTWARE \ Microsoft \ Windows \ CurrentVersion \ Setup] (WIN2000/XP)
"Installation Sources" = "Custom right-click menu in Explorer"
[HKEY_CLASSES_ROOT \ Directory \ shell] (folder)
[HKEY_CLASSES_ROOT \ Drive \ shell] (drive)
[HKEY_CLASSES_ROOT \ Folder \ shell] (folders and drives)
[HKEY_CLASSES_ROOT \ Winamp.File \ shell] (File: Winamp associated file types)
[Operation] To clear an item of pc registry, simply delete the corresponding subkey under it will ok. To add an item, create a new subkey and name it, in which create a new subkey named command, the "default" value type "program name% 1".
[Note 1] If you want to add a MS-DOS mode in the right menu of folder or drive, use the command "COMMAND.COM / K CD% 1".
[2] for WIN9X, if in the HKEY_CLASSES_ROOT \. xxx, cleaner the default value data of the file type or point to a key does not exist, then this file type right click menu have no open way, double-click will have no response ( reg files excluded).

"Add associated item To all file types right-click menu "
[HKEY_CLASSES_ROOT \ * \ shell] (associated with any program)
[Operation] create a new subkey and name it, in which create a new subkey named command, the "default" value type "program name% 1".
[HKEY_CLASSES_ROOT \ * \ shell \ Open \ command] (add "Open With" menu)
[Operation] in the "default" value, input "rundll32.exe shell32.dll, OpenAs_RunDLL% 1".
[HKEY_CLASSES_ROOT \ * \ quickview] (add "quick view" menu)
[Operation] in the "default" value type "*".

"Cut "create "sub-menu item in Right-click menu"
[HKEY_CLASSES_ROOT \. Rar \ ShellNew] (WINRAR compressed file create menu item)
[Operation] delete ShellNew primary key, you can remove the create menu item.

"Delete the" new "item of right click menu"
[HKEY_CLASSES_ROOT \ Directory \ Background \ shellex \ ContextMenuHandlers \ New]
[Operation] delete the "Default" value "(D969A300-E7FF-11d0-A93B-00A0C90F2719)"

"Delete "Send to"item of right click menu"
[HKEY_CLASSES_ROOT \ AllFilesystemObjects \ shellex \ ContextMenuHandlers \ Send To]
[Operation] delete the "Default" value "(7BA4C740-9E81-11CF-99D3-00AA004AE837)"

"Add"Copy / Move to Folder "option for the file and folder context menu"
[HKEY_CLASSES_ROOT \ AllFilesystemObjects \ shellex \ ContextMenuHandlers]
[Operation] Add "Copy To" and "Move To" sub-key, respectively, in its "default" value, fill in "(C2FBB630-2971-11D1-A18C-00C04FD75D13)" and "(C2FBB631-2971-11D1-A18C- 00C04FD75D13) ".

"Change" My Computer "and all other folder default Open way"
[HKEY_CLASSES_ROOT \ Folder \ shell]
[Operation] modify its right"default" value data to "explore" or other.
[Note] For WIN9X, also can set in the "Folder Options",find the first "folder" in the "File Types", you can modify its default action.

"Some system folder's class identifier (class ID)"
[HKEY_CLASSES_ROOT \ CLSID]
My Computer (20D04FE0-3AEA-1069-A2D8-08002B30309D)
My Network Places (208D2C60-3AEA-1069-A2D7-08002B30309D)
Recycle Bin (645FF040-5081-101B-9F08-00AA002F984E)
My Documents (450D8FBA-AD25-11D0-98A8-0800361B1103)
Internet Explorer (871C5380-42A0-1069-A2EA-08002B30309D)
Control Panel (21EC2020-3AEA-1069-A2DD-08002B30309D)
Dial-up Network / Network Connections (992CFFA0-F557-101A-88EC-00DD010CCC48)
Network (and Dial-up) connection (7007ACC7-3202-11D1-AAD2-00805FC1270E) (WIN2000/XP)
Printers / Printers and Faxes (2227A280-3AEA-1069-A2DE-08002B30309D)
Scheduled Tasks (D6277990-4C6A-11CF-8D87-00AA0060F5BF)

Clean My PC Registry Without Registry Cleaner Software

"Changing the system folder name"
[HKEY_CLASSES_ROOT \ CLSID \ (645FF040-5081-101B-9F08-00AA002F984E)] (Recycle Bin)
[HKEY_CLASSES_ROOT \ CLSID \ (21EC2020-3AEA-1069-A2DD-08002B30309D)] (Control Panel)
[HKEY_CLASSES_ROOT \ CLSID \ (992CFFA0-F557-101A-88EC-00DD010CCC48)] (Dial Up Networking) (WIN9X)
[HKEY_CLASSES_ROOT \ CLSID \ (2227A280-3AEA-1069-A2DE-08002B30309D)] (printer) (WIN9X)
[HKEY_CLASSES_ROOT \ CLSID \ (D6277990-4C6A-11CF-8D87-00AA0060F5BF)] (scheduled task) (WIN9X)
[Operation] change the string of the "default" value.
[Note] In addition to the Recycle Bin, this setting only affects the system folder in Explorer (My Computer).