If you try all steps, but not work. Let's try below:
Step 1. You have to be an administrator to make change
Step 2. Go to regedit and run
Step 3. Go to: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
Step 4. Right click and Create new String Value with the name as show below:
Step 5. It will show immediately, otherwise you may log off or restart.
Hope this is very helpful.