The very first thing to do is to plug it into another [working] system to see if the problem is with your laptop OR the drive.
Next that is a pretty old external drive and yes, they do fail [which may well be the problem]
A lot of those use a double usb plug for pw. You are using both usb connectors, correct?
Next that is a pretty old external drive and yes, they do fail [which may well be the problem]
A lot of those use a double usb plug for pw. You are using both usb connectors, correct?