Tuesday, October 17, 2017

Erasing Touch Bar Data

Apple (via Zac Hall):

You can clear any information stored by the Touch Bar before you sell or give away your MacBook Pro.

First, start up from macOS Recovery: Hold 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

Update (2017-10-19): Stephen Hackett:

When I first saw this, I assumed this has to do with the fingerprint information stored in the Secure Enclave. I rebooted into macOS Recovery, ran the command and rebooted again. After the restart, my Touch ID information had been wiped from the machine[…]

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What a mess!

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