Symptoms:
  • Can not change background wallpaper from display properties
  • Task manager disable
How to remove:
  1. Download this applicationn. Click here.
  2. End this image name:
  • frmwrk32.exe
  • ntdll64.exe
  • Fvupir.dll
   3. Delete this file:
  • "c:\windows\system32\frmwrk32.exe"
  • "c:\WINDOWS\Fvupir.dll"
  • "C:\WINDOWS\agifiqem.dll"
  • "c:\docume~1\user\locals~1\temp\ntdll64.dll"
  • "c:\docume~1\user\locals~1\temp\mousehook.dll"
  • "c:\windows\system32\ntdll64.exe"
   4. Download here to enable change wallpaper in your desktop properties.

       or
     
       1. Start > Run > gpedit.msc
       2. Under User configuration > Click [Administrative Templates\Control Panel\Display\]
       3. There will be a value named "Prevent changing wallpaper" > Set it to "Not
           Configured"

       or

       1. Run "Regedit".

       2. Navigate to: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\ Windows\CurrentVersion  
           \policies

       3. If you see a folder (key) "ActiveDesktop" select it. If not, make a new key and label it 
           "ActiveDesktop".

       4. If you see "NoChangingWallPaper", double-click the DWORD value and set it to "0".
           Otherwise, you need to create a new DWORD value of "NoChangingWallPaper"   
           and set it to "0".

       5. Try changing your wallpaper. If this fix doesn't solve the problem, you may also need
           to make the above registry changes at location: HKEY_CURRENT_USER\Software
           \Microsoft\ Windows\CurrentVersion\Policies .