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How to Reset Mac to Factory Settings without Losing Data? [2018 Resolved]

Updated on Jan 10, 2018 by Tracy King to Mac File Recovery


Are you trying to find a secure method to factory reset Mac without losing any data on your own? Here, this tutorial article will guide you to reset Mac to factory settings without losing any data by secure methods provided by EaseUS software. Just follow to see how to securely factory reset your Mac on macOS High Sierra/Sierra or even earlier Mac OS systems with ease now.

How to Factory Reset Mac without Losing Data?

Have you ever thought about resetting your Mac computer such as MacBook Pro or iMac into the factory settings? Is your old Mac computer getting slower after installing the latest macOS High Sierra or Sierra? Do you need a detailed guide to help you factory reset your Mac computer to the factory settings? 

Here now, on this page, you can follow the tutorial steps provided by the EaseUS software to reset and even erase your Mac to factory resetting without losing any data. Just follow the below steps to fix your problem now.

Part 1. Backup and extract Mac data before factory reset Mac

To avoid unnecessary data loss or file erasing error due to factory resetting Mac computer, we highly recommend you backup or extract Mac data first before doing so. 

You can choose either backup or extract important Mac data to an external storage device. 
If you want to backup Mac data to an external hard drive, here you may try the best Mac backup software for help. 

If you prefer to extract essential data on Mac to external hard drive directly, the best Mac data recovery software - EaseUS Data Recovery Wizard for Mac can help. It allows you to find and extract all existing, deleted and even hidden files on Mac computers by simple clicks.

Note: Do remember to connect an external storage device to your Mac machine for extracting Mac data.

Step 1. Select the disk location (it can be an internal HDD/SSD or a removable storage device) where you lost data and files. Click the Scan button.

select the location where data lost and click scan

Step 2. EaseUS Data Recovery Wizard for Mac will immediately scan your selected disk volume and display the scanning results on the left pane.

scan the selected disk to find lost data on your Mac

Step 3. In the scan results, select the file(s) and click Recover Now button to have them back.

click recover now button to recover lost data on your Mac

Part 2. Set Mac Ready for Factory Resetting

Before you start resetting Mac, you still need to do one more extra job to set Mac computer ready. 
Here is a list that you can follow to prepare everything ready on your Mac computer for factory resetting:

1. Deauthorize iTunes;
2. Turn off FileVault;
3. Disable iCloud;
4. Sign out of iMessage;
5. Erase Touch Bar Data. 

Part 3. Factory Reset Mac under macOS High Sierra/Sierra or earlier Mac OS X

1. Reboot Mac in Recovery Mode.

  • Go to Apple menu in the top left corner of your Mac screen and click Restart.
  • As the system restart, hold Command and R keys together to bring up the macOS Utilities window.

2. Erase Mac hard drive

  • Choose Disk Utility and click Continue.
  • Select your startup disk and click Erase from the buttons at the top of the Disk Utilities window.
  • Choose Mac OS Extended (Journaled) from the menu and click Erase.

Erase Mac hard drive to factory reset Mac.

3. Reinstall macOS on your Mac computer
After the process, you’ve formatted and erased your Mac hard drive, and now you can reinstall a macOS system with below tips:

  • Go to Disk Utility in the top left corner of your screen.
  • Click Reinstall macOS or Reinstall OS X.

Reset Mac to factory settings.

  • Confirm that you want to reinstall macOS and follow the onscreen instructions to complete the process. 

Now that you’ve successfully reset Mac to factory settings and you can import and transfer all data back to your Mac computer to continue using them again.