Upgrading Mac from Catalina to Big Sur

https://youtu.be/j7GA-7SJj6I

MacBook Pro (Retina, 13-inch, Early 2015) Upgrade to NVMe M.2 SSD: https://youtu.be/4SSxtWPogFQ

Mac Playlist: https://www.youtube.com/playlist?list=PLErU2HjQZ_ZPxkWT9rjYcF–ZSivANTkb