Task manager disabled

problem:

Task manager has been disabled.

reasons:

• by your admin to restrict unauthorized access.
• if you are admin then due to some virus.

solution:
there are three to four working solutions available for this problem.

1. If you dont like to edit registry yourself then download "hijack this" this is a good free tool to check unwanted registry edits. download from here Run the program and you will see many registry keys. Locate the one related to "task manager" and delete that particular key. Be cautious about what you delete though coz you may lose some important key.
2. Apply this fix:
   

Windows Registry Editor Version 5.00

[HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\System]
"DisableTaskMgr"=dword:00000000

just copy-paste above code in notepad and save as .reg file open and click yes when prompted.

3. Click Start->
Run -> type this command exactly as given below: (better - Copy and paste)

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

4. Use of Group Policy Editor:

Start ->
Run -> type "gpedit.msc" and click OK.

Navigate to this branch:

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

Double-click the Remove Task Manager option.
Set the policy to Not Configured.


you are done.

imp:
if this restriction is enabled without your doing anything (most likely) then i strongly
recommend to scan your PC with best available antivirus.
Here also i recommend "Escan internet security "