<...snip...> What model of Thinkpad is it?
L540. I usually get the T series, but when I needed one, they had this big sale on the L series, so I got it.
It has served me well for 9 years running, so I can't complain.
I see replacement keyboards on Amazon from about $35 to $50, and I suspect taking one out and putting the other in wouldn't be too difficult.
I'm sure there is a YouTube video that shows how

Notes ♫