How to erase macbook air?

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.

You asked, how do I wipe out my MacBook air? 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.

People ask also, how do you restore a Mac to factory settings?

1. Restart your computer: hold the power button > select Restart when it appears.
2. While the computer restarts, hold down the ‘Command’ and ‘R’ keys.
3. Once you see the Apple logo appear, release the ‘Command and R keys’
4. When you see a Recovery Mode menu, select Disk Utility.

Also know, how do I restore my MacBook Air 2011 to factory settings?

Amazingly, 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.

1. Shut down your Mac.
2. Hold down Command-Option/Alt-R and press the Power button.
3. Hold down those keys until you a spinning globe and the message “Starting Internet Recovery.
4. The message will be replaced with a progress bar.
5. Wait for the MacOS Utilities screen to appear.

How do I do a factory reset?

1. 1 Tap Settings
2. 2 Tap General Management.
3. 3 Tap Reset.
4. 4 Tap Factory data reset.
5. 5 Tap RESET.
6. 6 Tap DELETE ALL. Please be patient as phone resetting takes some time.
7. 1 Tap Apps > Settings > Backup and reset.
8. 2 Tap Factory data reset > Reset Device > Erase Everything.

How do I reset my Mac without losing everything?

Step 1: Hold the Command + R keys until the MacBook’s utility window hasn’t opened. Step 2: Select Disk Utility and click on Continue. Step 4: Select the format as MAC OS Extended (Journaled) and click on Erase. Step 5: Wait till the MacBook is completely reset and then go back to the Disk Utility’s main window.

How do I reset a MacBook Air 2020?

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 I wipe my MacBook Air 2010?

1. Restart your Mac.
2. Select Disk Utility and click Continue.
3. Select your startup disk on the left and click the Erase tab.
4. Choose Mac OS Extended (Journaled) from the Format menu, enter a name, and then click Erase.
5. Select Reinstall OS X, click Continue, and then follow the instructions on your screen.

How do I clear my system storage?

1. Open your Android phone’s Settings app.
2. Go to the Apps (or Apps and Notifications) settings.
3. Make sure All apps is selected.
4. Tap on the app you wish to clean.
5. Select Clear Cache and Clear Data to remove the temporary data.

How do I reduce my system storage?

1. Back up your device.
2. Tap iCloud backup.
3. And tap Back Up Now.
4. Wait until backup is completed before moving the next step.
5. The next step is to delete all content and settings.
6. Now tap Settings > General > Reset and Erase All Content and Settings.
7. This may take a few minutes and your phone or iPad.

How do I delete old backups on my Mac?

1. Connect your backup drive to your computer.
2. Click on the Time Machine icon in the Menu Bar and select Enter Time Machine.
3. Scroll through your backups and select the one you want to delete.
4. Click on the Gear icon in the Finder window.
5. Select Delete Backup.

Will Internet Recovery wipe my Mac?

No, doing an Internet Recovery will not erase your hard drive (unless you explicitly choose do to that using Disk Utility ). It will only reinstall the OS for you.

Why is my Mac going to Internet Recovery?

If both your Mac’s startup volume and its recovery partition have become corrupted or physically damaged, the computer will automatically enter Internet Recovery Mode.

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

What does a factory Reset erase?

What is a factory reset? A factory reset erases all of the information on an electronic device and restores the software to its original state (when it was in the factory). On your phone or desktop computer, this means all your apps and files will be removed.