Kingston 4 gb usb

[ayam34]

hi thanks alot ,last week when i was working in my office PC and i was using my usb 4 gb kingston without any problems then i noticed that some folders in usb are missing then i refresh its appear nothing in usb then usb was dead and message appear "usb not recognised ....." i tried many other pcs and labtop and other operating system but same message
pls help me coz i have many important files and no backup thanks

 

[MrLinux]

If it says "not recognised" on several PC's, It's dead and the data is gone.

 

[AKM880]

Its prolly dead, and that data probably can't be recovered.