

You will be inundated with a number of postings, but as a start, you can take a look at (MacRumors) macOS 11 Big Sur on Unsupported Macs Thread. Please always test with an external usb connected SSD drive (conventional hard drive is too slow to operate) to run patched “Big Sur”.

(I created the Catalina environment with an external USB connected SSD drive with the bare minimum configuration for this exercise.) To create an installable patched “Big Sur” USB thumb drive, you need to have a macOS Catalina (10.15.*) environment. You can get Patched Sur program from this link. You should avoid Mac computers or Windows PCs that have “Fusion Drive” inside as you are only asking for trouble.īig thanks to genius BenSova releasing Patched Sur for Mac users having unsupprted Mac computers running this “Big Sur” I suspect, although it’s 100% capable of running this “Big Sur,” if it has the notorious Fusion Drive as a system drive it struggles running the new macOS with smooth operation. My 27 inch iMac late 2013 missed out on this macOS update. “Big Sur” Mac Hardware Minimum Requirements Once again, Apple discontinued support for older Mac devices to run this “Big Sur” operating system.

(Update is available at the end of this blog for installing Big Sur 11.7.1) As of today, the latest production release is version 11.2. “Big Sur” is designed to to support Macs with ARM-based processors known as Apple silicon. Apple’s latest macOS is named after the coastal region of “Big Sur” along the Central Coast of California.
