"Upgrade m2 nvme ssd to high speed and more storage"에 답변Yes you upgrade the M.2 2280 to a larger size. Note you will loose the data on your current M.2 2280 drive. Only 1 M.2 2280 is present on the motherboard.
"Headphone Jack Weird After Physical Damage"에 답변The audio jack has 3 rounded pins inside the female connector. 3 also lead in from the rear of the input. This lets the chip turns the audio build in speakers or jack on and off. Like myself. You are going to have to open it up. Inspect the audio jack. Come the the conclusion the jack numeric value is near impossible to read and hunt for a replacement. This is going to require a complete disassembly of the laptop and motherboard/pcb components from the case, and if your not confidant you can restore it… Take it to a shop that deals with electronics. New jack. Solder, Wick, Solder iron is required. + a precision screwdriver of the + variant.