I don't know how to set it through the keymap editor plugin?

After adapting to the Bluetooth remote control, the confirmation key is invalid. I don’t know how to set it through the keymap editor plugin? Could you please provide a tutorial? Thank you.

Probably like this?

It still hasn’t been solved. It doesn’t work according to the operation, and some buttons are invalid. How to set the keymap editor plug-in?

Read again above tutorial.
And provide more info what exactly is not working.