A hard disk drive (HDD) is a computer component used for storing and reading digital data. It has rapidly rotating disks coated with magnetic material.
When you power off the computer, the information stored on the HDD will be retained. The hard disk is a type of RAM, random-access memory, blocks of data can be stored or retrieved in any order.
Nowadays, you can find HDDs on every computer. They can be external, connected via a USB cable, or internal, attached directly to the motherboard with a cable.
Quick solutions for HDD issues
- Windows 10 Creators update causing 100% disk activity
- Fix corrupt MBR issues (Boot sector)
- Hard Drive won’t power up? Try these steps
If you have other errors with your HDD or any PC hardware, don’t hesitate to take a look at our Laptop & Computer Troubleshooting section and learn how to fix them.