Step 4) After encryption, restart your Mac and provide the login password to finish starting up. You can check the encryption progress from the FileVault section. Your Mac encrypts the disk in the background. Step 3) Provide a password to encrypt the disk. Step 2) Launch Finder, and from the left pane, secondary-click a drive or volume and select the Encrypt ‘Drive_Name’ option. Step 1) Use the internal Mac volume or connect the external storage drive you wish to encrypt. To encrypt your Mac hard drive by using Finder, perform the following steps: MacOS Finder allows you to encrypt or decrypt your internal or external Mac hard drive and volume quickly. Methods to Encrypt or Decrypt Mac hard drive: A. Encrypt or Decrypt Storage Drive using Finder Also, learn how to recover data from an encrypted or corrupt Mac hard drive.

The following sections illustrate the methods in detail.

MacOS has several native methods to encrypt and decrypt a Mac hard drive.

How to Encrypt or Decrypt Mac Hard Drive? FileVault full-disk encryption (FileVault 2) uses XTS-AES-128 bit encryption with a 256-bit key to help prevent unapproved access to the information on your startup disk. MacOS provides FileVault to encrypt your Mac hard drive which helps protect your data from prying eyes and hackers.

What if the decryption password is lost?.

How to Encrypt or Decrypt Mac Hard Drive?.

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