How to hide all drives from PC

Step 1. Go to Start > Run

Step 2. Type regedit

Step 3. Now go to:

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer

Step 4. Now in the right plane, create a new DWORD item and name it NoDrives (it is case sensitive).

Step 5. Now modify its value and set it to 3FFFFFF (Hexadecimal)

Step 6. Now restart your Computer.

Step 7. So, now when you click on My Computer, no drives will be appear (all gone)

To enable display of drives, simply deleted this DWORD item that you created. Again restart your computer. You can now see all the drives again.