When You try to access Your Computer Drives then you get the message  "H:/ is not accessible the file or directory corrupted or unreadable". it is Because of previously you scanned your drive with  antivirus and suddenly scanning process shutdown immediate or your antivirus not supported for that type of file or  any other reasons.

Here am sharing some methods  to over come these type of problems.

Method 1 : Uninstall   your antivirus and restart your computer and again install your antivirus.

Method 2 : (it is a very successful method)

Step 1: Click on Start Button

Step 2 : Type "run" in search bar

Step 3 : type "cmd" and press inter/ok  (Command Prompt will be open)

                 Since you are having problem with G,H & D drivers, follow the below  steps.

Step 4 : In Command Prompt type   chkdsk /f g: Press Enter .  (this command for Drive G)

                                                               chkdsk /f h: Press Enter .  (this command for Drive H)

                                                               chkdsk /f d: Press Enter .  (this command for Drive D)

 Step 5 : After the pressing inter One pop up will open and some process will running  and after some time automatically pop-up will closed .

Step 6 : Now You have to open your drive normally.

Step 7 : Face any problem any time ,remember tricksway.

Good Luck 🙂