U disk inserted into the computer can open, but can not copy files to the U disk, it will prompt the file does not exist, but the computer file is present, what is the situation, how to deal with? Another problem is that the U disk cannot be formatted
Your U should be written to protect it. Download a specially formatted software to format it, or format it with a computer command
Recommended by the third party software (such as DiskGenius) to detect and repair bad sectors on the disk U
The following are possible reasons and solutions:First, make sure that the U disk write protection is turned on! Generally, there will be a small switch on the U disk! One side is unlocking, the other is locking!U disk problem. Solution: reformat the U disk. The best low-level format, to find a U online disk tools.Go to the system directory C:WINDOWSsystem32drivers to see if there is a sptd.sys file. Delete it and restart it.Mapped network drives in the system. The drive cannot be assigned to the U disk, solution: disconnect mapped network drivesThe letter is hidden. Solution: enter the registry (regedit.exe) and enter the "HEKY-CURRENT-USERSoftwaremicrosoftwindowscurrentversionpoliciesexplorer" branch. Find the key value "NOdrives" that exists on this path, and delete it. Log off and login again.U disk format is not correct, the general U disk is using HD (hard disk FAT32) format, and if you use the U disk to start program changes, it may be U disk format is incorrect. Solution: use PQPPM and other hard disk partition software to re partition
