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.).System Compatibility 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. Important InfoĪPFS BootROM Support: If you have a machine that supports High Sierra natively, you MUST ensure you have the latest version of the system's BootROM installed. Do not attempt to install macOS Catalina on computers that are in the Not Supported list. Also consider creating a Time Machine backup before proceeding with an installation and look through System Compatibility section. MacUpdate team strongly suggests not to install macOS Catalina if you only have one computer or if it is your main machine.
It can help you create a bootable USB drive that can be used to install macOS Catalina on Mac computers older than mid 2012. MacOS Catalina Patcher lets you install macOS Catalina on Mac computers that are no longer officially supported.
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