A platter can store data on both sides and is paired with a magnetic head attached to an actuator arm that glides over the platter surface at an ultra-low clearance to read (retrieve) and write (store) the data. It comprises one or multiple platters – circular disk with magnetic coating – mounted on a spindle.

The HDD is an electromechanical data storage device that relies on magnetic storage. This section emphasizes the HDD and SSD categorization for the drives as knowing the basics of the “storage media & make” will help you troubleshoot the root cause of data loss and choose the right solution. There are two types of hard drives based on the storage media & technology *, namely What are the different types of hard drives?īefore we deep-dive into hard drive recovery - scenarios & solutions, etc., let’s understand the types of hard drives because that would equip you with the necessary background knowledge. The following section outlines the types of hard drives based on the storage media and technology. Nonetheless, be aware that these hard drives face similar levels & types of risks that could lead to a “permanent” data loss. You might be using these drives as a USB (external) storage externally attached to your MacBook or Windows PC or built-in storage inside the system. that could jeopardize the data stored on a hard drive by hard drives, we mean Hard Disk Drive (HDD) and Solid State Drive (SSD). There are other significant reasons such as formatting, corruption, lost partition, malware infection, physical damage, etc. Accidental deletion is knowingly the biggest reason for the loss of files from a hard drive.

You know there could be reasons like accidentally pressing the SHIFT + DEL keys on Windows or Option + Command + Delete on MBP and Poof! Your data is gone forever, and the situation turns panicky.

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