Check Your Mac for Compatibility
All currently shipping Macs, as well as models introduced within the past six years or so, can run Catalina. But sadly, Catalina does drop support for some Mac models that were able to run 10.14 Mojave. In addition, even if your Mac can run Catalina, you may not be able to use every part of it. Certain features, such as Handoff and AirDrop between a Mac and an iOS device, require a recent version of Bluetooth—see Recent Bluetooth Hardware for an explanation.
The next several pages will help you verify that your hardware is fully compatible with Catalina.
Model Support
Catalina does not support Mac models introduced before mid-2012. Macs that can run Catalina include the following:
iMac (Late 2012 or newer) ...
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