why the new imac 24inch is making knocking noise
the new iMac it keep making some noise like someone knocking when I leave it on stand by/sleep
Question marked as
Top-ranking reply
Restless tamed gremlin wants to go jogging(?)
May need to visit Genius or AASP for tune-up.
• Genius Bar Reservation and Apple Support Options - Apple
//www.apple.com/retail/geniusbar/
You may see if Safe mode startup, then restart normally, could
help quiet sleeping beauty; & hope it's not a hardware issue.
• How to use safe mode on your Mac - Apple Support
//support.apple.com/en-us/HT201262