imac 2012 update?
What is the most recent OS that can be installed on an iMac 2012?
iMac 27″, macOS 10.15
Question marked as
The latest possible update is Catalina 10.15.7. See the following from Identify your iMac model - Apple Support
iMac (27-inch, Late 2012)
Model Identifier: iMac13,2
Part Number: MD095xx/A, MD096xx/A
Latest compatible operating system: macOS Catalina 10.15.7