How to factory reset a Macbook Air: A step-by-step guide
If you want to give your Mac to someone else, or sell it, or whatever, the first thing advised to do is to erase all of the information on the device and reset it to factory settings. Many times, restoring the MacBook to its factory settings is also a great solution for irrecoverable performance issues. This article will explain how to do it.
First, backing up your data
First and foremost, you should back up the files and documents on your Mac before doing anything else.
There are different ways to back up your data. You can do this manually by moving files from one place to another on an external drive. If you have an iCloud account, your contacts, photos, mail, documents, and other files should be backed up automatically in the cloud.
But, it’s highly recommended that you take the time to back up your system using Time Machine and an external drive.
Sign out of your accounts
After performing a backup of your system to preserve your data, the next step is to sign out all your accounts.
Apple services that you’re signed into on your device like iMessage, iCloud, or iTunes, you need to log out all. Following are details on how to sign out of your iServices.
Sign out of iCloud
Step 1: Click the Apple icon located in the upper-left corner of your device’s screen.
Step 2: Click System Preferences.
Step 3: Click Apple ID if you use macOS Catalina (10.15) and later. (For earlier versions of macOS, select iCloud instead.)
Step 4: Click Overview and Sign Out if you use macOS Catalina (10.15) and later. (For earlier versions, choose Sign Out.)
Sign out of Messages
Step 1: Open the Message App on your Mac
Step 2: Click Messages
Step 3: Select Preferences
Step 4: In the iMessage tab, click the Sign Out button
Sign out iTunes
Step 1: Open the Music app (in macOS Catalina (10.15) and later versions). For macOS Mojave (10.14) and earlier versions, open iTunes instead.
Step 2: Scroll up to the menu bar at the top of your screen and click Account.
Step 3: Click Authorizations.
Step 4: Then, choose Deauthorize This Computer.
Step 5: Click Deauthorize after entering your Apple ID and Password.
How to factory reset a Macbook Air?
Now, it’s time to learn the actual steps of factory resetting a Macbook Air.
It’s worth noting that your Mac has to be connected to the internet in order to reset it to the factory settings. And you need to put your device into Recovery Mode to erase all the data and reinstall macOS.
To enter Recovery Mode, restart your Mac and immediately press and hold Command+R keys (holding these keys until the Apple logo appears.)
Next, you will see the Utilities window. Here is where you can erase your hard drive and do the reset. Following are details on how to do so:
1. Click Disk Utility, then choose Continue.
2. Click View > Show All Devices.
3. Choose your hard drive > click the "Erase" button
4. In the Format field, select the APFS option (for macOS High Sierra or later versions). Or select the Mac OS Extended (Journaled) option (on macOS Sierra or earlier versions).
5. Click Erase
IMPORTANCE: Before you click the "Erase" button, be careful and make sure you have a copy of all your files since there’s no Undo feature for erasing the SSD.
After that, you can reinstall macOS by following the below steps.
1. Quit Disk Utility and from the Utilities menu, select Reinstall macOS
2. Click Continue
3. To finish the installation, simply follow the on-screen instructions.
4. Press Command + Q keys to shut down your Macbook.
Above are basic steps to reset a Macbook Air to its factory settings. Thank you for reading. Hope you found this article helpful. Don’t forget to browse around WiKiGuide to learn other practical tech tips and information.