Enabling registry, task manager, folder options without the help of third party softwares

Some times registry and task manager are disabled by virus or malware programs, if you do not have a third party tools to enable it, use the reg command to enable them.

For Windows XP Home

Copy and paste the below command in Start -> Run for task manager

REG add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableTaskMgr /t REG_DWORD /d 0 /f

Copy and paste the following command in Start-> Run

REG add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableRegistryTools /t REG_DWORD /d 0 /f

Copy and paste the following commands in Start-> Run for enabling folder options

REG add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer /v NoFolderOptions /t REG_DWORD /d 0 /f

REG add HKLM\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer /v NoFolderOptions /t REG_DWORD /d 0 /f

For Windows XP Professional (Using the Group Policy Editor)

For Enabling registry

Click Start, Run and type gpedit.msc and press ENTER

Go to the following location:


User Configuration->Administrative Templates -> System

(Only to reverse virus effects)
Double-click Disable registry editing tools and set it to Disabled then Enabled and then Not configured.

For Task Manager


Click Start, Run, type gpedit.msc and click OK.

Go to the following location:  

User Configuration ->Administrative Templates -> System -> Ctrl+Alt+Delete Options- >Remove Task Manager

 Double-click Disable registry editing tools and set it to Disabled then Enabled and then Not configured.

For Folder options

Start->Run->gpedit.msc

Navigate to User Configuration -> Administrative Templates-> Windows Components->Windows Explorer.
 
Remove the Folder Options menu item from the Tools Menu

Double-click Disable registry editing tools and set it to Disabled then Enabled and then Not configured.