How to do a clean install on macbook air?

1. Step 1: Format the external drive.
2. Step 2a: Get the macOS install file.
3. Step 2b: Get the install file for an older version of macOS.
4. Step 3: Create a bootable USB disk.
5. Step 4: Wipe your Mac.

Additionally, how do I wipe my MacBook air clean and start over? Shut down your Mac, then turn it on and immediately press and hold these four keys together: Option, Command, P, and R. Release the keys after about 20 seconds. This clears user settings from memory and restores certain security features that might have been altered.

Subsequently, how do I do a clean install of macOS Big Sur?

1. Be certain you have made a full backup fo the Mac.
2. Connect the MacOS Big Sur USB installer drive to a USB port on the Mac.
3. Shutdown the Mac or reboot.
4. Next, boot into Recovery Mode, which differs depending on if it’s an Intel Mac or Apple Silicon Mac:

In this regard, how do I reset a MacBook Air 2020?

1. Hold down the Command and R keys on the keyboard and turn on the Mac.
2. Select your language and continue.
3. Choose Disk Utility and click Continue.
4. Choose your startup disk (named Macintosh HD by default) from the sidebar and click the Erase button.

Quick Answer, how do you erase everything on a MacBook Air? Make sure your Mac Pro is on the same Wi-Fi network as your external storage device, or connect the storage device to your Mac Pro. Open System Preferences, click Time Machine, then select Back Up Automatically. Select the drive you want to use for backup, and you’re all set.

How do I select a disk to install OSX?

1. Choose Reinstall macOS (or Reinstall OS X) from the utilities window.
2. Click Continue, then follow the onscreen instructions. You’ll be asked to select your disk. If you don’t see it, click Show All Disks.
3. Click Install. Your Mac restarts after installation is complete.

How do I do a clean install on my imac?

1. Start up your computer in macOS Recovery:
2. In the Recovery app window, select Disk Utility, then click Continue.
3. In Disk Utility, select the volume you want to erase in the sidebar, then click Erase in the toolbar.

How do you hard boot a MacBook air?

How to Force Restart Your Mac. Press and hold down the Command (⌘) and Control (Ctrl) keys along with the power button (or the ‌Touch ID‌ / Eject button, depending on the Mac model) until the screen goes blank and the machine restarts.

How do you master reset a MacBook Air?

To hard reset a MacBook Air, restart the MacBook and simultaneously press the Option, Command, P, and R keys. Hold down the keys for about 20 seconds.

How do I turn my MacBook air on?

At the right end of the keyboard is the physical Power button. Holding down this button will turn on your MacBook. Alternatively, if you’re using the 2018 MacBook Pro or 2018 MacBook Air, pressing any key on the keyboard or clicking the trackpad will turn on the computer.

How do you clear everything off a Mac?

1. Turn on your Mac and continue to press and hold the power button until the startup options window comes up.
2. When the Utilities window appears, select Disk Utility.
3. In the sidebar, choose Macintosh HD.
4. Click the “Erase” button, then select a file system format and enter a name for it.

How do you clear system storage on a Mac?

1. Launch CleanMyMac X.
2. Choose System Junk in the sidebar.
3. Press Scan.
4. Once it’s finished, if you’re happy to remove the files CleanMyMac recommends, press Clean.
5. If not, choose Review Details and go through the list of results.
6. Uncheck the box next to any items you don’t want to delete.

How do I restore my MacBook Air to factory settings without CD?

1. Set the MacBook Pro to restart.
2. Select “Disk Utility” from the next screen and click “Continue.” Choose your hard drive in the list and click “Erase.”
3. Click the “Mac OS Extended (Journaled)” option in the new dialog.

How long should a Mac backup take?

Preparing backup shouldn’t take more than 5 or 10 minutes if your Mac is new and you barely have anything on it.

Can I backup Mac to Google Drive?

Following a two-week delay, Google Inc.’s new Backup and Sync tool, which launched last month, is now available to download for Mac and Windows users. The new tool allows users to back up all their files and folders from a Mac or personal computer to their Google Drive account.

How do I set up Time Machine on my Mac?

1. Select System Preferences from the Apple menu.
2. Choose the Time Machine icon.
3. Click Select Backup Disk.
4. Select which disk you’d like to use as a Time Machine backup.
5. Check the Back Up Automatically box in order to automatically back up your Mac to your chosen disks.