You likely can very soon. Linus Tech Tips just fitted a Steam Deck with an engineering sample of a Micron M.2 2230 2TB SSD: https://www.youtube.com/watch?v=JXhT

You likely can very soon. Linus Tech Tips just fitted a Steam Deck with an engineering sample of a Micron M.2 2230 2TB SSD: https://www.youtube.com/watch?v=JXhT13oZchA&t=122s https://www.youtube.com/watch?v=JXhT13oZchA&t=122s