Mac OS X Snow Leopard - Wikipedia
Monterey on Mid 2009 MacBook 5,2. : r/BigSurPatcher
Mac OS X Leopard - Wikipedia
How to prepare your Mac for OS X 10.10 Yosemite - CNET
How to Upgrade Mac to macOS High Sierra | Trend Micro News
Mac OS X El Capitan (10.11) BETA - Late 2009 Unibody Macbook! - YouTube
Identify your MacBook Pro model - Apple Support
macOS Sierra | Low End Mac
macOS Sierra on MacBook late 2009 - YouTube
OS X 10.11 El Capitan on MacBook 2009 white - YouTube
Sold: 13-inch MacBook Pro Mid-2009 // $550 - Denver Mac Repair
Unibody MacBook Pro Mac OS X and Windows Compatibility: EveryMac.com
MacBook Pro 13" A1278 Mid 2009 2.26Ghz 500GB HDD 6GB RAM OS X El Capitan | eBay
Mid-2009 Apple MacBook Pro 13" - 120GB SSD / 4GB RAM - 2.53GHz Core2Duo Laptop 885909296545 | eBay
15″ MacBook Pro (Mid 2009) | Low End Mac
What should I do with a MacBook Pro 13 2009 running a patched Catalina? : r/ mac
How long do Macs and MacBooks last? MacBook Lifespan Explained | Macworld
Intel Macs can't run Windows 11 without this workaround | AppleInsider
Installing MacOS Sierra on an unsupported Mac (2009 MacBook Pro 5,4) - YouTube
MacBook Pro MB985LL A | Core 2 Duo 2.66 GHz | 15 Inch | Mid 2009 - Techable
PSA: macOS Sierra drops support for many Macs from 2007, 2008, and 2009 | Ars Technica
OS X El Capitan review: A modest update, with some welcome changes | Engadget
OPEN BOX APPLE MacBook Pro 2009 (A1278) 13" INTEL 2.26 GHz / 2GB RAM / 160 GB HD 759382458229 | eBay
