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1. Sierra os x 10.12 download how to#
2. Sierra os x 10.12 download mac os#
3. Sierra os x 10.12 download install#
4. Sierra os x 10.12 download update#
5. Sierra os x 10.12 download upgrade#

Go to “Memory” tab to check your Mac memory. Make sure you have enough memory and hard-drive space

Sierra os x 10.12 download upgrade#

If your Mac runs lower than 10.7, you need to upgrade your Mac to one of the following Mac operating systems first, thus you can upgrade to macOS Sierra.ģ. You can see your current OS version in the “Overview” tab where you check your Mac compatibility. If you haven't updated your Mac's operating system for years, then you need to check to see if you are running OS X 10.7 or later. If your Mac is in the above list, then you can upgrade to macOS Sierra. Under the Mac operating system listed at the top, you'll see the year of your model next to its name. To check whether your Mac is able to run macOS Sierra, click the Apple in the upper-left corner and click “About This Mac”. According to Apple, "All Macs introduced in 2010 or later are compatible MacBook and iMac computers introduced in late 2009 are also compatible." The Mac models compatible with macOS Sierra are listed below: The first thing to do as you prepare for macOS Sierra is to check to see if your Mac is compatible with the new macOS Sierra operating system not all Macs will be able to upgrade.

Check whether your Mac can run macOS Sierra Follow below guides to prepare your Mac for macOS Sierra upgrade.

Sierra os x 10.12 download update#

In this article, I'm going to explain how you can prepare your Mac to update it to macOS Sierra smoothly. The average restoring time mainly depends on the size of your backup.Apple released macOS Sierra this September, what does this mean for you? You probably want to update your Mac to macOS Sierra 10.12, but there are a number of things you should do before updating. Your Mac will begin restoring from the Time Machine backup and then reboot. Select OS X El Capitan backup on the drive (the most recent one). Select the Backup source for where your Time Machine backup is stored and click Continue.ĥ.

Select Restore from Time Machine Backup in the OS X Utilities selector.Ĥ. Press and keep Command+R through the whole reboot.Ģ. Retrieve your data from El Capitan Time machine backupġ. If that happens, finish the installation and then go to the Mac App Store to upgrade to El Capitan. Note: Depending on how old your Mac is, you may download an older version of OS X, possibly the one that originally shipped with your computer. When you see El Capitan installation, just click Continue and then click through the license agreement.ģ. Click on Reinstall OS X in the OS X Utilities selector.Ģ.

Sierra os x 10.12 download install#

Now it's time to install the earlier OS X 10.11 back to your Mac.ġ. Reinstall OS X El Capitan 10.11 back on your Mac When the process completes, quit Disk Utility from the dropdown menu in the upper left corner of the screen to go back to the OS X Utilities selector.

Sierra os x 10.12 download mac os#

Choose Mac OS Extended (Journaled) from the list. Click on the Erase tab at the top of the window.ħ. Click on Disk Utility in the OS X Utilities selector.Ħ. Hold down Command+R when you hear the startup chime and keep holding the keys until your computer reboots.Ĥ. Connect your Mac to the Internet via Wi-Fi or Ethernet.ģ. Now the following guide shows you the easiest way to completely remove macOS Sierra from your Mac.ġ. It will take you approximately half an hour before it's completed. Open Terminal and paste this into Terminal window: sudo /Applications/Install\ OS\ X\ El Capitan.app/Contents/Resources/createinstallmedia -volume /Volumes/Untitled -applicationpath /Applications/Install\ OS\ X\ El Capitan.app -nointeraction. Download El Capitan installer file from the Mac App Store and put it into the Applications folder.ģ. Find an external drive (a thumb drive will do) with at least 8GB of storage space.Ģ.

Sierra os x 10.12 download how to#

The following steps will show you how to create such a bootable EI Capitan installer drive.ġ. For this purpose you'll need a bootable flash drive (USB) with El Capitan on it. Create a bootable drive of OS X El Capitanīefore you erase macOS Sierra from your computer, you need to download OS X El Capitan from the Mac App Store. * To begin with, make sure you have a Time Machine backup for all your files so that you can restore all your data by the end of the reinstallation process from Settings -> Time Machine. * You can't run the El Capitan installer within macOS Sierra, because the Mac always wants to have the latest version of macOS. * You can't boot your Mac into Recovery mode and revert to El Capitan because this method can only be used for reinstalling the system that's currently on the Mac, which in this case is Mac OS Sierra. Before you start, pay attention to those IMPORTANT notes: