Find all needed information about Macintosh Support. Below you can see links where you can find everything you want to know about Macintosh Support.
https://support.apple.com/macos
macOS Catalina will support most Mac models introduced in 2012 or later, and you can upgrade directly from OS X Mavericks or later. View all compatible models. Make a backup. Before installing any upgrade, it’s important to back up your Mac. Time Machine makes it simple, and other
https://eshop.macsales.com/guides/Mac_OS_X_Compatibility
Quickly find which OS X versions are compatible with your Mac model and year. Guide includes OS X 10.7.x (Lion) through OS X 10.14.x (Mojave).
https://support.apple.com/
Apple support is here to help. Learn more about popular topics and find resources that will help you with all of your Apple products.
https://discussions.apple.com/welcome
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