A:AnswerThis laptop does use a NVME drive and it can be upgraded. It would require to migrate data and boot partition for it to work unless you are looking to do a new Windows install. There are repair and upgrade videos on the internet for this laptop and would recommend taking a look to see the process is something you would feel comfortable with.
A:AnswerNo, the memory is soldered on the motherboard.
The battery can be replaced but would require the laptop case to be opened. There are a few repair and upgrade videos on the internet. The only real upgradeable piece on this laptop would be the NVME drive.
A:Answerpossibly having a similar issue. Two weeks after the warranty ran out mine won’t charge. I tried multiple new chords with different charging capabilities but it never shows a light. I was told by my local shop to send it out for the port to be repaired based on their diagnosis.