Big Sur on iMac thinks it's an MB Air? | MacRumors Forums
How to Upgrade Your Mac to macOS Big Sur | PCMag
macOS Big Sur: The MacStories Review - MacStories - Part 3
Imac Late 2015 5K Retina 27 Inch Review Based On OS 11 Big Sur - YouTube
Apple 27" Certified Refurbished iMac with Retina 5K Display Core i5 3.2GHz 8GB Memory 1TB HDD (2015) Silver MK462LL/A - Best Buy
MacOS Big Sur compatibility: Will your laptop work with the new OS? - CNET
macOS 11.0 'Big Sur' will natively support all Macs from mid-2013 to current, dropping support for all pre-Retina MacBook Pros and the first gen Retinas. : r/mac
Apple Myth 15 - Do not install Big Sur on an Apple Fusion Drive system - ACE
How to Install MacOS Big Sur on a Mac | OSXDaily
macOS Big Sur: Features, release date, how to install the beta, and everything else you need to know | Macworld
macOS Big Sur 11.2 - List of Install & Upgrade Issues UPDATED!
Apple iMac Core 2 Duo 2.26 GHZ - 20" - macOS Big Sur - 2GB RAM - 128 GB SSD HD | eBay