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. When the operation completes, boot your target unsupported Mac off the USB drive you just created by holding down the Option key while turning on the machine, and selecting the drive. 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 Mojave Patcher" tool, and browse for your copy of the macOS Mojave Installer App. Insert your desired USB drive, open Disk Utility, and format it as OS X Extended (Journaled).Ģ. When installing, ensure your system is plugged in to power, or the update will not be installed.ġ. If you have NOT previously installed High Sierra, you can download and install this package to install the latest BootROM version. If you have a machine that supports High Sierra natively, you MUST ensure you have the latest version of the system's BootROM installed if you want to boot from an APFS volume. While it works and is fully usable, Mojave detects it as just a standard mouse, preventing you from changing some trackpad-oriented settings. The trackpad in the MacBook5,2 isn't fully supported in Mojave. It seems to be hit or miss, but when installing, expect your iSight camera to be non-functional.