How to Upgrade to Mojave 10.14.0
How do I upgrade from macOS Sierra 10.12.6 to Mojave 10.14.0?
iMac 27″, macOS 10.12
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Back up your data, check your applications for compatibility, click here, and if your iMac is a 2012 or newer model, then on the download link for Mojave.
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