You can check the version number by selecting About This Mac from the Apple menu (see image below). The latest version as of Septemis 10.12.6. If not, it’s a good time to click the Mac App Store icon in your dock, click the Updates tab, and see if there is an update ready to install. Hopefully you’ve been updating macOS 10.12 Sierra every time a new update comes along. (Carbon Copy Cloner 5’s new user interface.)Ģ) Make Sure macOS 10.12 Sierra Is Up-To-Date It’s also the only backup utility that can back up the important recovery partition (see screenshot below). The latter app has just been upgraded to version 5, with faster operation and a new user interface. Some of our favorite backup utilities for getting those bootable backups ready to go is Prosoft Data Backup 3 (now available from for only $19) and Carbon Copy Cloner ($39.99) from Bombich Software.
#Macos high sierra release date install#
If your High Sierra upgrade goes awry, you may get to the point that the only thing available for you to do is boot off of your backup drive in recovery mode, erase your Mac’s boot drive, and then install a clean version of macOS Sierra or macOS High Sierra onto the boot drive. Even more important? Having a bootable backup including the macOS recovery partition. We love to remind our readers about the importance of keeping up-to-date backups, and the big upgrades once a year to a new version of macOS are reason enough to make sure that your backups are up to date.
Rather than have our readers suffer through some of the same things I did, I thought it might be helpful to pass along some helpful tips on some things to do before upgrading to High Sierra. I’m glad to say that I haven’t found any bugs, but the upgrade was far from pleasant. I recently upgraded my 2017 MacBook Pro with Touch Bar to macOS 10.13 High Sierra, thinking that by the ninth beta version every little bug had been worked out.
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