In this video, I will go through the process required to install Big Sur on Apple devices that no longer support it. We will start by creating the USB drive to perform the installation, followed by an actual installation on an unsupported model (Late 2012 iMac (iMac 13,1)). The same can be used for Macbooks or Mac Pro as well.

Newer version of macOS: Sonoma
In the meanwhile, macOS Sonoma has been released. A very similar method is available to install the latest version of macOS on unsupported hardware. I did a separate video that covers that version of macOS,. You can find that one over here:    • Install macOS Sonoma on unsupported m...  

MicropatcherAutomator: https://github.com/moosethegoose2213/...

You can also find the info shared in this video explained in detail on my blog. Link for this video: https://jensd.be/1376/apple/create-ma...

In case you're interested in installing macOS Monterey on unsupported hardware, you can find a video on that over here:    • Install macOS Monterey on unsupported...