16GB to 32GB Soldered RAM Upgrade - 2018 MacBook Pro 15-inch - 4K - YouTube
Amazon.com: Apple 2020 MacBook Air Laptop M1 Chip, 13" Retina Display, 8GB RAM, 256GB SSD Storage, Backlit Keyboard, FaceTime HD Camera, Touch ID. Works with iPhone/iPad; Space Gray : Electronics
How to Upgrade A1342 Unibody White MacBook RAM (Memory): EveryMac.com
M1 Mac RAM and SSD Upgrades Found to Be Possible After Purchase - MacRumors
M1 Mac RAM and storage can be upgraded after purchase, but it's not easy - 9to5Mac
Upgrading RAM on a First Generation MacBook Air - YouTube
How to use an NVMe drive to upgrade your Mac's SSD | AppleInsider
Upgrading RAM in Your MacBook Pro 13" or 15" : 19 Steps (with Pictures) - Instructables
Can we upgrade the memory (RAM) of the Macbook Air early 2015 model? - Quora
Can the RAM and storage on MacBook Air (2022) be upgraded?