Method One
1. When the U disk letter can not be normal display, our first step is to change the USB interface to try or change the computer to try.
2. If the root cause of the problem is the U disk itself, we can search some related tools Baidu to repair, online there are a lot of tools I will not introduce a OH.
3. If you are sure it is your computer's problem we can try to click "Run" in the Start menu and press Enter "regedit".
4. then expand [Hkey_current_user→software→microsoft→windows→currentversion→ploicies→explorer] sequentially. Find both "NoDrives" and "noviewondrive".
5. Finally restart the computer.
Method Two, use 360 security guards inside have a computer assistant function, we enter after can search our problem and then the U disk insert the computer to fix directly
Friendly Tips
If it's not responding, we'll plug it into another computer and look at it or switch to a USB port. Try, if still not we have no important data will be able to lose this disk, it is estimated that the likelihood is broken oh.