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Community members who reach Level 5 in the community can create User Tips to share knowledge about Apple products. Check out this User Tip created by etresoft: Setting up a local web server on a Mac
Community members who reach Level 5 in the community can create User Tips to share knowledge about Apple products. Check out this User Tip created by etresoft: Setting up a local web server on a Mac
IS THE . OPERATING SYSTEM ON MY MAC UPGRADEABLE?
iMac, macOS 10.12
A late-2009 through late-2011 iMac can be upgraded to High Sierra 10.13.6. See: How to get old versions of macOS - Apple Support
A late-2012 through late-2013 iMac can be upgraded to Catalina 10.15.7
A mid-2014 or later can be upgraded to Big Sur. See: How to upgrade to macOS Big Sur - Apple Support
The model year of your iMac is available at Apple menu > About This Mac
Back up your data, check your applications for compatibility, and depending on which iMac model you have, click on High Sierra, Catalina, or Big Sur.
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A late-2009 through late-2011 iMac can be upgraded to High Sierra 10.13.6. See: How to get old versions of macOS - Apple Support
A late-2012 through late-2013 iMac can be upgraded to Catalina 10.15.7
A mid-2014 or later can be upgraded to Big Sur. See: How to upgrade to macOS Big Sur - Apple Support
The model year of your iMac is available at Apple menu > About This Mac
IS THE SYSTEM ON MY MAC UPGRADABLE?
