Quieter2,PCG35 GLK and PCG63 APO can support install a M.2 2280 SSD. And M.2 NVMe SSD is not supported by PCG63 APO.
Quieter2 as an example.
Step1, Take off the four screws on the Bottom panel to open the MiniPC. And prepare a M.2 2280 SSD.
Step2, Take off the screw that fix the SSD on the PCBA.
Step3, Install the M.2 SSD and tighten the screw to fix the SSD.
Step4, Put the slice of silicone rubber for Thermal Dissipation on SSD.
Step5, Install the bottom panel and tighten the screws.