Just stopped locking and unlocking the car. Replaced the battery and did the reset. Still doesn't work.
Problem added: Jul 25, 2022 (1 year ago)
Not sure if you have fixed this yet.
But make sure you put the battery in the correct way (make sure + and - are on the correct side)!
Then if the key fob has been disconnected for a while, you will have to resync the key fob.
There are a few good tutorials online such as these:
https://www.youtube.com/watch?v=6LPHLsD93iA