Next, click Erase, fill out the required details, and hit Erase again. Next, go to Disk Utility > View > View all devices, and choose the top drive. Then press and hold Command + R until you see the Apple logo. To reset your Mac, first restart your computer. How to Factory Reset a Mac Using Recovery Mode If you have a Mac with the Apple T2 security chip, release the keys after the Apple logo appears and disappears twice. If your Mac has a startup sounds, release the keys once you hear this sound. As you turn it on, hold down the Command + Option + P + R keys on your keyboard at the same time. To reset your PRAM/NVRAM, shut down your computer. Resetting the Parameter Random Access Memory (P-RAM), or the Non-Volatile Random Access Memory (NVRAM) for newer Macs, erases user settings and restores security defaults.Then right-click or Control-click the device you want to unpair and select Remove from the pop-up menu that appears. To unpair Bluetooth devices, go to System Preferences > Bluetooth.The process is similar for logging out of Facetime. Finally, select Sign Out again in the dialog box that appears. Next, select the account you want to sign out of and click Sign Out. Then select Preferences and click the iMessage tab at the top of the window. To sign out of Messages, open the app and click Messages in the menu bar at the top of your screen.Finally, select Overview in the left sidebarand select Sign Out. Then click Apple ID (if you don’t see this, click the red circle in the top-left corner of the window and re-open the app). To sign out of iCloud, click the Apple logo in the top-left corner of your screen and select System Preferences.Then enter your Apple ID and select Deauthorize. From the menu bar at the top of your screen, click Account > Authorizations > Deauthorize This Computer. To deauthorize iTunes or Music, open your iTunes or Music app.Check out our step-by-step guide on how to back up your Mac with Time Machine to find out more. So, it is important that you back up any important data on an external hard drive first. When you reset a Mac to factory settings, it will erase all your files, apps, settings, profiles, and other information.It is also recommended that you reset your P-RAM (or NVRAM) and unpair your Bluetooth devices as well. Then you should deauthorize iTunes or Music, and log out of iCloud, Messages, and FaceTime. What to Do Before You Reset Your Macīefore resetting your Mac, you should back up all your important files. Here’s how to reset your Mac computer to factory conditions in two ways, and what you should do before resting your Mac. Or maybe your Mac has been acting sluggish lately and you want to get it working like new. Perhaps you want to sell, trade, recycle, or give it away, and you don’t want your personal information getting into the wrong hands. There are many reasons why you might want to factory reset your Mac computer.
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