An HDD is a device that is needed to run an operating system and store data. HDDs generally have an IDE port (5400 RPM) and a SATA port (7200 RPM).
If you run multiple power outages per minute and experience frequent power outages, the HDD will suffer from Crank (Platter and Arm alignment) when the process is very time-consuming. When the operating system is running. The computer hangs while transferring data. If you have a bad sector, you can use tools to fix it, but if you have a crank, it is not easy to fix it. Listen to the speed of the HDD. If the volume is too loud, the HDD will not be good. Therefore, you should defragment your HDD regularly about once a month.