A hard disk drive (HDD), hard disk, hard drive, or fixed disk[a] is an electro-mechanical data storage device that stores and retrieves digital data using magnetic storage with one or more rigid rapidly …

Feb 24, 2025 · A hard disk drive (HDD) is a data storage device. Learn how it works, its components, common capacities and how HDDs differ from solid-state drives.

HDD is a common abbreviation that stands for Hard Disk Drive. HDDs are non-volatile storage devices, meaning they retain stored data even when power isn't being supplied.

Apr 30, 2024 · A hard disk drive is a data storage device that uses one or more rigid rapidly rotating disks coated with magnetic material to retrieve and store data. Hard disks do one thing well — they …

Dec 8, 2025 · A hard disk drive, often shortened to HDD or hard drive, is the traditional mechanical storage device inside most desktop and laptop PCs. It stores your operating system, apps, and files …

Dec 2, 2025 · A Hard Disk Drive (sometimes abbreviated as a hard drive, HD, or HDD) is a non-volatile data storage device. It is usually installed internally in a computer, attached directly to the disk …

Sep 19, 2023 · A hard disk drive (HDD) is a hardware device used to store information like software and files. The primary hard disk in a PC is often the C drive.

Sep 25, 2025 · What is a Hard Disk Drive (HDD)? A Hard Disk Drive (HDD) is a non-volatile storage device that stores and retrieves digital data using magnetic storage and rotating disks called platters.

A computer’s hard drive is a device consisting of several hard disks, read/write heads, a drive motor to spin the disks, and a small amount of circuitry, all sealed in a metal case to protect the disks from dust.

A hard drive (also known as an HDD or hard disk drive) is the main storage device in most desktop and laptop computers. It’s where all your files live (and the operating system itself).