Configure RetroAchievements - Lacro59/playnite-successstory-plugin GitHub Wiki
API
To configure Retroachievement, you need your username login and the API key.
Your username is this you use to connect on retroachievements.org.
You can get your API key: https://retroachievements.org/controlpanel.php
Force ID
Navigate to the game page (ex: https://retroachievements.org/game/11411)
In game menu, select Force RetroAchievements Id and set id (ex: 11411)