@LoloVomElsass Please, in the international part of the forum, speak in English.

Update your gamelists and try again.

I recommend that you use some external software, such as Skraper or ARRM:

Skraper: https://www.youtube.com/watch?v=G388Gc6kkRs&list=PL2oNQ0AT7fx2ExiSNrfHUzga5GnogI4sh&index=22&ab_channel=Recalbox ARRM: https://forum.recalbox.com/topic/11850/arrm-another-recalbox-roms-manager