1.Disable System Restore (Windows Me/XP).
Right Click "My Computer" , then select "Properties".
Go to "System Restore" tab .
Then Click/ Check "Turn off System Restore", then click OK and restart your system .
2. Update the virus definitions.
3.Backup your system registry.
Go to "Start" menu,
Select "Run", then type "regedit" .
Windows Registry will open ,
Go to "File" menu then select "Export".
Create a new folder . e.g; "Registry-Backup" .
Then type a filename which includes current date , this will help you in future maintanace of your Operating System . e.g; "Reg-Backup-21-01-2008"
4.Restart your system in safe mode.
During BootUp process Press F8 , then the BootUp selection screen will display.
Use Arrow Up+Down to select SafeMode on the selections menu.
Hit Enter to proceed.
5. Run a full system scan.
6. Delete these values added to theregistry.
Windows operating has an in built "Registry Editor" to edit Registry.NB: Use this Symantec Tool to reset shell\open\command registry keys if regedit (Registry editor)is not accessible .
To open system registry ..
Go to "Run" on start menu , then type "regedit"
Press 'Ctrl+F' to Search/Find any Values or strings in registry .
Press 'F3' to "Find Next".
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Partizan\"Group" = "Boot But Extender"
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