MacBook Pro: How to remove or install memory - Apple Support
How to Upgrade MacBook Pro RAM (2009, 2010, 2011, 2012): EveryMac.com
MacBook Pro: How to remove or install memory - Apple Support
Still using a 2009 MacBook Pro, should I upgrade to the new M2 macs? : r/ macbookpro
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MacBook Pro: How to remove or install memory - Apple Support
Apple MacBook Pro 13" Laptop 2.53Ghz - 8GB RAM - 256GB SSD - macOS Catalina | eBay
A-Tech 16GB Kit (2x8GB) DDR3 1066MHz / 1067MHz PC3-8500 SODIMM RAM for Apple MacBook (13 inch, Mid 2010), MacBook Pro (13 inch, Mid 2010), iMac (27 inch, Late 2009), Mac Mini (Mid 2010) at Amazon.com
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