1.Go to Start Type "Run" > Type "CMD"> Open Command Prompt in Administrative Mode.
2.Type in Command prompt : attrib -h -r -s /s /d <Your USB drive letter>:\*.* (See <Your USB drive letter> from My computer and then type it For ex, if your drive letter is “D” then the command is like: ” attrib -h -r -s /s /d D:\*.* “)
