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1. #Mac osx high sierra macbook air mac os#
2. #Mac osx high sierra macbook air upgrade#
3. #Mac osx high sierra macbook air pro#
4. #Mac osx high sierra macbook air download#
5. #Mac osx high sierra macbook air free#

If formatting an entire drive, ensure GUID is selected.

#Mac osx high sierra macbook air mac os#

Select the disk or partition you want to install on, and erase it,Įnsuring to use either Mac OS Extended (Journaled), or APFS as the filesystem type. When the installer boots, open Disk Utility from the Utilities menu, or by double-clicking it in the Utilities window on the bottom left corner of the screen.Ħ. Otherwise, you can simply skip these steps and install to your volumeĬontaing a previous version of OS X, and it'll do an in-place upgrade.ĥ. Note: Only perform steps 5 and 6 if you intend to do a clean install. The USB drive you just created by holding down the Option key while turning on the machine, and selecting the drive. When the operation completes, boot your target unsupported Mac off Next, select your USB drive in the Target Volume list, and click "Start Operation."Ĥ. *Ensure that the tool successfully verifies the app.ģ. Open the "macOS High Sierra Patcher" tool, and browse for your copy of the macOS High Sierra Installer App. Insert your desired USB drive, open Disk Utility, and format it as OS X Extended (Journaled).Ģ. High Sierra detects it as just a standard mouse, preventing you fromĬhanging some trackpad-oriented settings.ġ.

#Mac osx high sierra macbook air download#

View changelog and download older versions here

A USB drive that's at least 8 GB in size In the Menu Bar, simply select "Tools > Download macOS High Sierra." Supports High Sierra, or by using the built-in downloading feature of the tool. This can be obtained from the Mac App Store using a machine A copy of the macOS High Sierra InstallerĪpp. Partition of your currently installed copy of OS X, open Terminal, and If it's not or you're unsure, just boot into your Recovery Note: Make sure SIP is disabled on the system you intend to install The 2007 iMac 7,1 is compatible if the CPU is upgraded to a Penryn-based Core 2 Duo, such as a T9300. Early-2008 or newer Xserve (Xserve 2,1, Xserve 3,1) Early-2009 or newer Mac Mini or white MacBook (Macmini 3,1, MacBook 5,2) Late-2008 or newer MacBook Air or Aluminum Unibody MacBook (MacBookAir 2,1, MacBook 5,1)

#Mac osx high sierra macbook air pro#

Early-2008 or newer Mac Pro, iMac, or MacBook Pro I also have a YouTube video going over the whole process. Take a look at the FAQ located at the bottom of this page as well.

#Mac osx high sierra macbook air free#

Do not close the lid or power off your Mac until installation is complete.Or comments? Feel free to contact me at Please

#Mac osx high sierra macbook air upgrade#

If your Mac is running OS X Lion or Mountain Lion, follow these steps to upgrade to El Capitan. If your Mac is running Mavericks or newer, you can proceed to upgrade to Catalina. * If your Mac is running OS X Lion or Mountain Lion, you must upgrade to El Capitan before you can upgrade to Catalina. The following versions of OS X and macOS can be upgraded to macOS Catalina. If anything goes wrong, you can restore your Mac to its previous state. Back up your dataĪlthough not required, we strongly recommend you back up your Mac before proceeding with an upgrade.

However, you can still try to upgrade to El Capitan. If your Mac is not on this list, you cannot upgrade to Catalina.