Verified answer

They Last very long if you don't stress it too much by, using it to often, overheating and not keeping it cool, and adding or deleting large amounts of data. Typically the last 3-4 years.

Hope I helped you!

Mean time to failure on a 7200 RPM hard disk is about 40,000 operating hours or 5.4 years. However, some manufacturers have cut this down to about 3 years or 24,000 operating hours.

I've had one for 3 years with no malfunctions.

they dont really go bad