Reply To: Libretro MESS in new Retropie 3.6 ? Home › Forums › RetroPie Project › Everything else related to the RetroPie Project › Libretro MESS in new Retropie 3.6 ? › Reply To: Libretro MESS in new Retropie 3.6 ? 03/05/2016 at 11:50 #119139 retrofanParticipant I have one more question if you can help me with this. Id like to add some additional video settings like scalemode, but i dont know exactly where and which config file I should edit. Found txis explanation about additional options, but stll no luck: https://github.com/twinaphex/libretro-mame/blob/master/docs/SDL.txt Obviously I dont know valid format for their use. Any hint?