TV cannot detect USB falsh drives.
Symptom
Do you want to watch contents from USB?
How to fix
Depending on model, you may or may not watch from your USB.
※ Though there is USB port, if it is written “USB in service only”, you can’t watch from your USB.
① Insert the USB or external hard disc into the USB port.
② It automatically recognizes USB and the menu starts. Or select USB device in the ‘External input’ option.
③ If automatically recognized, video / image / music list appears on the screen.
④ If you select the contents you want to enjoy, it will be played.