102 Macworld • February 2022HELP DESK
WANT TO USE AN iMAC AS
AN EXTERNAL MONITOR?
YOU NEED AN OLD
VERSION OF MACOS
One of the most common reader
questions we get is, “Can I use my
iMac as an external monitor?” WeSolutions to all your Mac problems. Glenn Fleishman reports
previously provided an almost-
comprehensive answer (fave.
co/3a4jmi8) to the question before
Apple restored a page on its site that
offered technical details. The general
answer is that only iMacs models
shipped from 2009 to mid-2014 (the