When you scrape with engines other than Screenscraper (Launchbox, GOG, MobyGames etc…), if matches are found, a selection popup offers you to select the right game, even if there is only one only game found.
However, it is possible to automatically validate their game, when only one game is found, without displaying the selection popup.
To do this, you must configure ARRM as follows:
In the Scrape Options tab
If several games are found for the same ROM, you can ask to automatically skip this game, in order to avoid the appearance of the popup, by doing as follows: