16GB RAM Upgrade for the MacBook Pro — Robert OToole Photography
Macbook Pro RAM Upgrade Kit 8GB 2 x 4GB 2011 2012 A1278 A1286 13 15" 10600s DDR3 836905536579 | eBay
Tried putting 32GB DDR3L (2x16) into mid-2012 MBP. As expected does not work. : r/macbookpro
A-Tech 8GB RAM for Apple MacBook Pro (Mid 2012), iMac (Late 2012, Early/Late 2013, Late 2014, Mid 2015), Mac Mini (Late 2012) | DDR3 1600MHz PC3-12800 2Rx8 204-Pin SODIMM Memory Upgrade Module:
2012 Macbook Pro 13" A1278 RAM Upgrade - YouTube
Can I upgrade my MacBook Pro Mid-2012 13' with 10GB RAM? - Quora
OWC 16GB (2x8GB) ram Upgrade PC3-12800 DDR3L 1600MHz sodimm 204 Pin CL11 Memory Upgrade Kit Compatible with Late iMac, Mac Mini, and MacBook Pro Computer at Amazon.com
M1 Mac RAM and storage can be upgraded after purchase, but it's not easy - 9to5Mac
MacBook Pro 13" Unibody A1278 (Mid 2012) RAM Upgrade Kit
Adamanta 16GB (2x8GB) Apple Memory Upgrade DDR3L 1600MHz SODIMM Compatible for iMac (Mid 2011, Late 2012, Early/Late 2013, Late 2014, Mid 2015), MacBook Pro (Early/Late 2011, Mid 2012), Mac Mini RAM at Amazon.com
Apple macbook pro 13 inch mid 2012 (Maximum RAM and SSD Dual Storage Upgrade) | eBay
16GB MacBook Pro RAM Upgrade (2011/2012/2013) - YouTube
Apple MacBook Pro 13-inch, Late 2011 - 2.4GHz Core i5 Memory RAM Upgrades - Low Cost Delivery & Guaranteed Compatible | Mr Memory®