How to Erase start-up drive on macOS Mojave 10.14

Summary: It is advisable to back up all the data on the Macintosh HD before you implement the steps to erase the Big Sur or Catalina SSD volume.

FYI, Stellar Data Recovery Professional software helps you recover an accidentally erased Mac hard drive. Do consider this tool if you have erased your drive unknowingly.

How to Erase start-up drive on macOS Mojave 10.14

Erasing macOS Mojave 10.14 Safely

Hope you have backed up the data safely to an external hard drive. Follow the sequences of steps to erase macOS Mojave SSD/HDD:

  1. Restart your macOS Mojave and press-hold Command and R keys simultaneously. Shortly, you will boot into macOS Utilities often known as Recovery Mode.
  2. You will be greeted with four option under macOS Utilities. Navigate to the Disk Utility out of the four provided options. Disk Utility mentions – “Repair or Erase a disk using Disk Utility.”Erase macOS Mojave
  3. In the Disk Utility windows, select your APFS Macintosh HD from the left corner and press Erase tabFormat APFS MojavePress Erase Mojave
  4. Select name and format for your storage drive and press Erase.Backup Mojave and Erase

Warning: Erasing a Macintosh HD will remove your data stored on it. Once erased you can’t recover data without a data recovery software hence proceed with caution.

This is how you can erase your APFS start-up disk drive on macOS Mojave 10.14.

Also Read, How to Recover Data from macOS Mojave Start-up Disk?

  1. Matthew Adam November 9, 2018
    • Vishal November 22, 2018

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