Theoretically, you can upgrade RAM & SSD on your M1 Mac mini, but you shouldn't | AppleInsider
You can no longer add more RAM to the Mac mini
How To Upgrade RAM in a Mac | Macworld
Don't Upgrade The RAM In Your New Apple iMac, Do This Instead
Install memory in an iMac - Apple Support
Is It Worth It to Upgrade RAM on a Macbook Pro?
Upgrading RAM in Your MacBook Pro 13" or 15" : 19 Steps (with Pictures) - Instructables
Mac mini Late 2018 Memory (RAM) Replacement - iFixit Repair Guide
How to upgrade RAM on the 2018 Mac mini (with video) - 9to5Mac
Install memory in an iMac - Apple Support
Can You Upgrade the RAM in Your Mac?
2020 5K iMac RAM Upgrade Guide - Save $2100 on 128GB! - YouTube
iMac RAM upgrade: Here's an affordable way to improve multitasking - CNET
Amazon.com: Timetec 16GB KIT(2x8GB) Compatible for Apple DDR3L 1600MHz for Mac Book Pro(Early/Late 2011,Mid 2012), iMac(Mid 2011,Late 2012,Early/Late 2013,Late 2014,Mid 2015), Mac Mini(Mid 2011,Late 2012) MAC RAM : Electronics
How To Upgrade RAM in a Mac | Macworld
How-To: Boost your Mac's speed and prolong its useful life with easy RAM upgrades - 9to5Mac