Am I able to upgrade my Catalina OS to Big Sur?
Am I able to upgrade my High Sierra OS to Big Sur?
iMac 21.5″, macOS 10.15
Question marked as
Best reply
Pokey1973 Said:
"Am I able to upgrade my Catalina OS to Big Sur? Am I able to upgrade my High Sierra OS to Big Sur?"
-------
Upgrading the macOS:
Determining which Upgrade(s) will Install:
I. Verify Compatibility:
A. Start Here: Learn About Compatibility and how to Identify your Specific Mac Model - Apple Support
B. How to Verify:
I Reveal your Model:
What is the Model of your Mac? To find out...
- Go to: Apple menu
- Click: About this Mac
- View: Second Line-Down
then...
II. Compare the Results:
See if the Model you found is shown here:
- macOS Ventura is Compatible with these Computers - Apple Support
- macOS Monterey is Compatible with these Computers - Apple Support
- macOS Big Sur 11 Hardware Requirements - Apple Support
- macOS Catalina 10.15 - Hardware Requirements - Apple Support
- macOS Mojave 10.14 - Hardware Requirements - Apple Support
- macOS High Sierra 10.13 - Hardware Requirements - Apple Support
- macOS Sierra 10.12 - Hardware Requirements - Apple Support
- OS X El Capitan 10.11 - Hardware Requirements - Apple Support
- OS X Yosemite 10.10 - Hardware Requirements - Apple Support
III. If Compatible:
Back Up your Mac First: Be certain you Create a Time Machine Backup of your Mac, so that way you can have something to restore your Mac from, should anything go wrong with the reconfiguration.
