#High sierra patcher download install#

The 2007 iMac 7,1 is compatible if the CPU is upgraded to a Penryn-based Core 2 Duo, such as a T9300. Machines that ARE NOT supported: 2006-2007 Mac Pros, iMacs, MacBook Pros, and Mac Minis: Macmini5,x (systems with AMD Radeon HD 6xxx series GPUs will be almost unusable when running Catalina.).

Late-2008 or newer MacBook Air or Aluminum Unibody MacBook:Įarly-2009 or newer Mac Mini or white MacBook:

iMac12,x (systems with AMD Radeon HD 5xxx and 6xxx series GPUs will be almost unusable when running Catalina.).

iMac11,x (systems with AMD Radeon HD 5xxx and 6xxx series GPUs will be almost unusable when running Catalina.).

Early-2008 or newer Mac Pro, iMac, or MacBook Pro: When installing, ensure your system is plugged in to power, or the update will not be installed.

#High sierra patcher download install#

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. MacOS Catalina Patcher The easy way to run macOS Catalina on your Unsupported MacĮxcluding patched binary files, this repo is governed by GNU GPL v3 APFS BootROM Support: