Click ‘Start > Run’ and type ‘gpedit.msc’ and click on OK
In the left pane of the window, browse to ‘User Confguration > Administrative Templates > WindowsComponents > WindowsExplorer
In Right Sight Find ‘Prevent access to drives from My Computer’ and double-click on it.
and choose here 'Enabled'
and close windows with applying OK or Apply Button
and Restart system
Deepak Kumar Verma