We won’t get to all the new features, but here’s a rundown of some of the tentpole stuff. Sierra’s tentpole features include Siri, Universal Clipboard, security unlock using your Apple Watch, better integration with iCloud Drive, Apple Pay support, optimized storage, and more. So, there’s a lot to know before you get started. There’s always the possibility that stuff you depend on will stop working, at least until it’s updated. These changes bring new system requirements. There are lots of changes under the hood. With this release, Apple rebranded the Mac operating system “macOS” instead of “OS X.” But the new name and number isn’t the only big change. Backblaze is here to help with this upgrade guide! Your data should be safe no matter what happens. If you plan to join the crowd, please make sure to back up your computer before you do. It’s a free upgrade, and many Mac users around the world will rush to install it.

On Tuesday, Apple released macOS Sierra 10.12.

New mac os 10.12