
A dialog box will pop up to inform you that erasing the disk will delete all data stored on it, and cannot be undone.Click on the Erase button at the top of the Disk Utility window.It is named Macintosh HD by default unless you changed it. Look for your startup disk in the left panel under Internal.
#How to reformat mac air how to
How to wipe Mac (format Macintosh HD) in Disk Utility: Click on the Continue button at the bottom right.Select Disk Utility in the macOS Utilities window.Choose a user -> click Next -> type the password.Hold these two keys until you see the Apple logo on the screen.Press Command + R immediately when your Mac starts to turn on.Read More Step 2: Boot into the Recovery Mode But the question is how to wipe a MacBook or you can say how to erase MacBook. What does factory reset Mac mean? It refers to format Macintosh HD (the internal hard drive on your Mac). Click Remove in the pop-up window to confirm.Click on the X (remove) button next to the device.Select the target Bluetooth device from the list.Please connect a USB keyboard and mouse in advance before following steps if you’re using a desktop Mac: iMac, Mac mini, or Mac Pro.

#How to reformat mac air password
Type the Administrator password and press Enter.Close all the apps running on your Mac.This process will last about 20 seconds). At this time, quickly press & hold Command + Option + P + R until your Mac boots twice – the Apple logo appears twice.Press the power button to turn it on again.How to reset NVRAM/PRAM using startup command: This RAM type will keep data for users after their devices are powered off. The NVRAM, formerly known as PRAM, refers to a small amount of special memory on Mac. If you're using macOS Mojave or earlier, please go to the Apple logo menu -> System Preferences -> iCloud -> Sign Out. Sign out of iCloud (macOS Catalina or later):


You have two choices: transfer files to another Mac/external hard drive and make a backup of the important files. Please ensure the security of your data on your Mac hard drive.
#How to reformat mac air pro
Wipe USB Drives: Erase Your Data Completely & Securely! What to Do Before You Sell, Give away, or Trade in a MacBookīefore talking about how to wipe MacBook (how to wipe a MacBook Pro to sell), I’d like to show users what they should do before erasing the Macintosh HD. What should you do? Do you need to take out the disk drive and ruin it? How to wipe a MacBook completely? All of these questions will be answered later. However, you need to remove the data completely when you plan to change a hard drive, sell/trade in the old Mac, or give away your MacBook to others. In general, you need to protect hard drive data well to prevent personal data loss/leakage. What to Do Before You Sell, Give away, or Trade in a MacBook.
