I have been copying files from the flash drive and after somebody used my desktop, i tried to transfer files from the desktop to my flash drive it never copy or transfer files any more, even other files from the flash drive and other hard wares did not read on the monitor, what is my problem?
<<Moderator note: Please don't post in all caps next time. Edited to sentence case.>>
<<Moderator note: Please don't post in all caps next time. Edited to sentence case.>>