How do I update the software on my OS X Yosemite 10.10.5
How can I update this computer. There is nothing available right now for this model. OS X Yosemite 10.10.5
iMac, OS X 10.10
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Back up your data, check your applications for compatibility, and depending on which iMac model you have, download El Capitan, High Sierra, or Catalina.
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