How to update from Catalina 10.15.7 to Catalina 11 on a 2011 Macbook : r/MacOS
macOS Catalina: Everything you need to know
my mid-2010 13 inch MBP running Catalina with DosDude1s patcher. : r/mac
macOS Catalina on the Dell XPS 15 9500! Everything works fine even Handoff, FaceTime, AirDrop etc! : r/Dell
macOS Catalina 10.15.2 released, may unofficially fix speaker pops and crackles in MacBook Pro - NotebookCheck.net News
My mid-2010 polycarbonate “Stormtrooper” MacBook! Upgrades include macOS Catalina, a 250GB SSD, 16GB RAM, MacBook Pro keyboard keys, a higher-capacity battery, and a newer wireless card / antenna setup that supports AirDrop. :
APPLE Mac Mini (2010) C2D 2.4GHz 8G 320HDD CATALINA 15 (with Power Cord) | eBay
How to install macOS Catalina on an Unsupported Mac - YouTube