It is recommended that you only use APFS if the target drive is an SSD. Please note that if you use APFS, you will not have a bootable Recovery partition. If formatting an entire drive, ensure GUID is selected. 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. 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) 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. Or comments? Feel free to contact me at Please

Macbook a1181 upgrade os