To speed up the access to any folder that is pinned to start menu, perform the following hack
Go to ‘HKCR\Folder\shellex\ContextMenuHandlers’ and right click ‘ContextMenuHandlers ‘ and click ‘New|Key ‘. Type ” (blank space and no quotation marks) and press Enter. Select any folder and right click
on it to select ‘Pin to Start Menu’ while holding Shift key.
Step 1: Find the drive partition which you want to hide (except your windows installation partition). Step 2: Go to start and search for Computer Management Step 3: In the left panel go to Disk Management and right click on your partition which you want to hide. Step 4: Click on Change Drive Letter and Paths... and from there click on Remove. Step 5: Go to My Computer and Refresh it. Now Your Selected Partition is Not showing there. Done !!!