Can someone help me downgrade my new iMac from Catalina to Mojave?
Can someone help me downgrade my new iMac from Catalina to Mojave? This Catalina platform won't let me use my cs6 software
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Which model?
The 2020 5K iMacs are too new to run anything older than Catalina.
The 2021 24" iMacs are too new to run anything older than Big Sur.
However if your 'new' iMac is a 2019 or older then: https://support.apple.com/en-us/HT211683
