How to hide drives from Windows Explorer

1. Launch regedit by pressing Win+R and enter "regedit" in the field.
2. Go to the following folder:
   HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer
3. Creat new DWORD entry named "NoDrives".
4. On the right side of the window, under Base part, set the radio button to decimal and enter the number of the drive you want to hide:
   A: 1, B: 2, C: 4, D: 8, E: 16, F: 32, G: 64, H: 128, I: 256, J: 512, K: 1024, L: 2048, M: 4096, N: 8192, O: 16384, P: 32768, Q: 65536, R: 131072, S: 262144, T: 524288, U: 1048576, V: 2097152, W: 4194304, X: 8388608, Y: 16777216, Z: 33554432, ALL: 67108863.
5. Click OK and restart computer to apply changes.