I tried the Samsung PM991 hack and it didn't work. Validate drive before I cut. Cut past the chips like other posters. Now drive only shows up as 1.1gb and won't format. Not sure why it didn't work like the others : r/SteamDeck
Samsung PM991 MZVLQ128HBHQ-00000 128 Go 2 SOLID Nvme - AliExpress
Disque SSD interne pour Microsoft Surface Pro 7 + Steam Deck, PM991a, 1 To, 512 Go, PM991, 128 Go, SSD M.2 2230, PCIe 3.0x4 NVcloser - AliExpress