[sillysaurus3]

I experienced something similar: Many of my keyboard keys don't work. I have to use external keyboards.

People say that it might be due to a swollen battery. Either way, Apple wants >$400 to replace.

2015 MBP

[newman8r]

https://www.ifixit.com/Guide/MacBook+Pro+13-Inch+Retina+Disp...

you should stop using it as soon as you can, it's a fire hazard

[saagarjha]

It could also be that there’s dust getting inside your keys.