How to Hide a Drive with GPEDIT.MSC

1.       Open RUN and type Gpedit.msc and press Enter

2.       Go to User Configuration > Administrative Templates > Windows Component > Windows Explorer 

 3.       Now on the right Hand side i.e. Settings Pane look for Hide these specified drives in My Computer.

4.       Double Click on it and Enable it, now choose from the drop down box which drive you want to hide.

5.       Click on Apply and OK.

6.       Logoff and Re-Login to see changes.