Identify your Mac Pro model - Apple Support
See which Macs will -- and won't -- work with MacOS - CNET
Unibody MacBook Pro Mac OS X and Windows Compatibility: EveryMac.com
macOS Big Sur 11.2.3 on a late 2009 MacBook : r/mac
The MacOS Sierra Compatibility List | OSXDaily
macOS 11 Big Sur on Unsupported Macs Thread | Page 23 | MacRumors Forums
Installing MacOS Monterey on Unsupported Macs | OSXDaily
Ubuntu 20.04 Linux running on white Macbook 2008 with MacOS theme | duvien.com
PSA: macOS Sierra drops support for many Macs from 2007, 2008, and 2009 | Ars Technica
macOS Sierra | Low End Mac
MacBook Pro 2009 Safari Problem - Apple Community
POV: You install MacOS Monterey on a MacBook 2009 : r/macbook
Monterey on Mid 2009 MacBook 5,2. : r/BigSurPatcher
Mac OS X Snow Leopard - Wikipedia
MacBook Pro mid-2009 ... please help me pimp it up!! | MacRumors Forums
macOS 10.14 Mojave on an older MacBook Pro 2009? Works. ⌚️ 🖥 📱 mac&egg
How to install macOS Mojave on Unsupported Macs - iFixit Repair Guide
Identify your MacBook Pro model - Apple Support
Identify your MacBook Pro model - Apple Support
Retro Review: 2009 Mac Pro in 2022 | iMore
Preparing a 2009 MacBook for macOS Sierra - YouTube
Installing MacOS Sierra on an unsupported Mac (2009 MacBook Pro 5,4) - YouTube
How to prepare your Mac for OS X 10.10 Yosemite - CNET
