I dont understand English. I'm sorry if my English is difficult to understand.

Description:
This mod allows you to interact in In-Game Menus with WASD keys.

Installation:
Copy "KeyMappings" File into the Savedata Folder. 
If you have the Rockstar launcher version, typically this will be:
%USERPROFILE%\Documents\Rockstar Games\Red Dead Redemption 2\Profiles\<user-id>\KeyMappings

Major Changes:
[In-Game Menus]
Up = W, Up
Down = S, Down
Left = A, Left
Right = D, Right