Wil upgrading to sierra mac os will i be asked for my apple id

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In the same About this Mac menu select 'Storage' tab. Sierra is pretty lightweight, so you only need 2 GB of RAM to upgrade. Here’s how to find out which OS version you’re running now: Check Your macOS for Sierra Compatibility

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If your current operating system is OS X Lion (10.7), you can skip a few versions, and upgrade directly to macOS High Sierra. To upgrade to Sierra from, say, Mavericks, you’ll have to consequently upgrade to Yosemite and then to El Capitan first.

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Here are the models of Macs that are compatible with macOS 10.12 and can upgrade to Sierra:ĭoes order matter when you upgrade macOS?

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How to upgrade macOS: Sierra 10.12 compatibility listĪs with the previous versions, macOS Sierra is available for a limited list of Mac models.