How to Downgrade from Big Sur to Catalina?
How can we downgrade to Mac OS Catalina? Mac Os Big Sur is the most unstable and has made my iMac too slow and unresponsive, please need help.
iMac 21.5″ 4K, macOS 11.1
zeeshan_dharbor wrote:
How can we downgrade to Mac OS Catalina? Mac Os Big Sur is the most unstable and has made my iMac too slow and unresponsive, please need help.
Revert to previous macOS
https://support.apple.com/en-za/guide/mac-help/mh15216/10.15/mac/10.15
How To Downgrade macOS Big Sur To Catalina Or Older ...