how to upgrade from yosemite 10.10.5
how do you upgrade from yosemite 10.10.5 when the computer is showing no updates available?
iMac Line (2012 and Later)
Question marked as
Back up your data, check your applications for compatibility, and depending on which iMac model you have, download Catalina or Big Sur through the links provided. They're full-version upgrades and won't appear in the Updates list.
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