![Sven on Twitter: "Just installed macOS Catalina on my friend's mid-2009 MacBook Pro with patcher. https://t.co/Z1TjzqWfRG" / X Sven on Twitter: "Just installed macOS Catalina on my friend's mid-2009 MacBook Pro with patcher. https://t.co/Z1TjzqWfRG" / X](https://pbs.twimg.com/media/ES3Ihk2UUAAG8Fs.jpg:large)
Sven on Twitter: "Just installed macOS Catalina on my friend's mid-2009 MacBook Pro with patcher. https://t.co/Z1TjzqWfRG" / X
![2009 MacBook running Mac OS 10.6 (it had os failure so I reinstalled Mac OS using a snow leopard install disk)(I'm loving the glossy look) : r/mac 2009 MacBook running Mac OS 10.6 (it had os failure so I reinstalled Mac OS using a snow leopard install disk)(I'm loving the glossy look) : r/mac](https://i.redd.it/eqofgm3zwzh41.jpg)
2009 MacBook running Mac OS 10.6 (it had os failure so I reinstalled Mac OS using a snow leopard install disk)(I'm loving the glossy look) : r/mac
![Upgrading non-upgradable RAM inside a mid-2009 MacBook Air to a specification that Apple never sold. This little guy is now perfectly happy running in 4GB 1067MHz DDR3 RAM instead of a measly Upgrading non-upgradable RAM inside a mid-2009 MacBook Air to a specification that Apple never sold. This little guy is now perfectly happy running in 4GB 1067MHz DDR3 RAM instead of a measly](https://i.redd.it/slymuk3yx3o81.jpg)