Open the appsettings.json file, inside the funscriptplayer folder, in notepad. At the top, set the connection method for buttplug to true and osr to false.
I meant to have it configured this way by default, but it seems I forgot to change it back before uploading to MEGA.
Which game? Some have english releases, and others have fan translations.
If a translation doesn’t exist you’ll need to use a machine translator.
You can look at https://github.com/bbepis/XUnity.AutoTranslator for Unity games.
For RPG Maker/WolfRPG, I use https://www.patreon.com/adventcirno/about.