wacom shorcut gimp 2.10.30

[morphost]

os: windows 10
wacom:-PTH 850

Hello,
i have watching  a tutorial  video.
https://www.youtube.com/watch?v=AjyFQjP3wno&t=876s 
I would like custom my wacom with the gimp shortcut but when i put with the pen this don't working.
I have done a shortcut ex: search on gimp <shift/>
. But the shorcut in the wacom don't working.
Someone knows the fix ?

https://ibb.co/H7h9fph
https://ibb.co/9pYcWh2


Thank you