Q: change computer name
I gave my computer to a friend. He needs the name changed. OS X.11.6.
MacBook Pro, OS X El Capitan (10.11.6)
Posted on Aug 22, 2016 9:42 PM
Hi Harvey, you should have followed this Apple Support Topic:
What to do before selling or giving away your Mac - Apple Support
You need to erase the drive and reinstall OS X, or you will forever be stuck with his Apple ID and will be unable to upgrade, register your Mac or use other functions. Backup all your data first. then follow the steps in this Apple Support Topic under "Erase your hard drive and re-install OS X. It will re-install the original OS and you will upgrade to latest OS.
How to reinstall OS X on your Mac - Apple Support
Posted on Aug 23, 2016 5:53 AM