This issue usually occurs if the explorer.exe system file has become corrupted ... Right-click on the Windows Explorer process and select Restart. Check if this resolves your problem.
If that does not help, feel free to ask us for assistance in the forums. Added by the W32/SillyFDC-I worm. This infection should not be confused with the legitimate C:\Windows\explorer.exe file.
The executable module in Windows that contains the Start menu, Taskbar, desktop and file manager. EXPLORER.EXE is a Windows process that is run automatically at startup and remains an active ...
and the new explorer.exe process will restart, taking the admin status of the CMD. Now, this method may or may not work on the latest Windows versions. Read: File Explorer tips and tricks.