How to I reset my MacBook
I am buying my friends MacBook but he forgot his password, how do we reset the password or the Mac in general?
I am buying my friends MacBook but he forgot his password, how do we reset the password or the Mac in general?
Erase and reinstall macOS
Please let us know if you are still having issues after reviewing the articles.The best way to wipe your Mac is to follow these instructions to reformat your hard drive and reinstall macOS.
After macOS installation is complete, the Mac restarts to a Welcome screen and asks you to choose a country or region. If you want to leave the Mac in an out-of-box state, don't continue with the setup of your system. Instead, press Command-Q to shut down the Mac. When the new owner turns on the Mac, setup assistant will guide them through the setup process.
Optional step for MacBook Pro with Touch Bar
If you use a third-party utility to erase your MacBook Pro with Touch Bar—or if you use another method such as target disk mode—you might want to take this additional step to ensure that all information is cleared from the Secure Enclave in the Touch Bar. Start up from macOS Recovery by holding down Command-R on your keyboard immediately after pressing the power button to turn on your Mac, or immediately after your Mac begins to restart. When the macOS Utilities window appears, choose Utilities > Terminal in the menu bar. Type this command in Terminal:
xartutil --erase-all
Press Return, type yes when asked if you're sure, and then press Return again. Finally, choose Terminal > Quit Terminal.
How to I reset my MacBook