Once downloaded, double-click the installer app in the Applications folder to begin the upgrade. ![]() ✅ - Using Safari only, download the macOS upgrade installer app: I have a 13' Late 2011 MacBook Pro with the following specs: 2.4 GHz Intel Core i5 4GB RAM 240GB SSD I just put in the SSD and did an internet recovery, which installed Lion 10.7.5. □ – Check compatibility of your Mac with newer versions of macOS. Learn How to Back up your Mac with Time Machine: ❗️ – IMPORTANT – Backup your data, now, before you attempt an upgrade. The macOS version you can upgrade to depends on the year your Mac was released.Ĭlick the (Apple) menu at the top left of your screen and choose About This Mac. ![]() To be clear, software update generally means to install software to update the macOS currently running on the Mac update Catalina 10.15.1 to Catalina 10.15.7, for example.Ī software upgrade is usually a generational step up to a newer macOS upgrade from 10.13 High Sierra to 10.14 Mojave, for example, or from 10.15 Catalina to macOS 11 Big Sur. Do NOT upgrade until you have made a Time Machine or other backup of your startup drive.
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