Some specific reasons, I have to downgrade my devices macOS from Catalna
to El Capitan.I have 2 devices1. Macbook Pro(Mid-2015)2. Mac Mini(2018)
I made a bootable USB flash with Capitan inside and can downgrade the
macOS to El Capitan for Macbook. Bu...
Apple only supports rolling back to the version your computer would have
shipped with when that model was released.! It means that if my mac mini
shipped with Mojave. I can't downgrade it to even high sierra, sierra?