Security & Privacy hide drives

Hide Drives for Security and Privacy
If you want to disable or hide drives on your local Pc or on Network.
Open registry editor and go to the following keys
Start Run then type regedit
HKEY_CURRENT_USER \ Software \ Microsoft \ Windows \ Current  Version \ Policies \ Explorer
In right panel create new item (Dword) with the name (NoDrives) remember its case sensitve. After creating it modify its value to (3FFFFFF) Hexadecimal
Restart your computer (all the drives will be gone) if you want to show it again, go to registry editor and delete this Dword and restart your computer.