Reply To: MAME…left and right borders

[herbfargus]

If they are vertical scrolling games (1943 etc.) Its unlikely that you’ll be able to get a fullscreen (plus it would look wonky to make a vertical game wide screen- the airplanes would end up looking like tanks) but for games that aren’t vertical, mess around with the video settings by pressing m or x right before your ROM loads (if you are on image 2.4 or later) floob shows how to use it in this video:

There may also be an issue with black borders for your whole system and this video shows how to remove them here: