Chosen Solution
Do you have monitor glass for an iMac late 2013?
Sadly Apple has a bonded cover glass over the LCD panel. You can’t replace the cover glass on its own you need to replace the full assembly iMac 21.5" LCD Panel & Front Glass Assembly - New or iMac 21.5" LCD Panel & Front Glass Assembly - Grade A and here’s the guide iMac Intel 21.5" EMC 2638 Display Replacement. You’ll need the tool in this kit and the replacement adhesive strips [linked product missing or disabled: IF173-005-1]