If you do not go back to the partitioning menu and assign a file system to this partition, it won't be used at all.
Ma yella ur tuɣaleḍ ara ɣer wumuɣ n beṭṭu rnu tefkiḍ anagraw n yifuyla i uḥric-a, ur yettuɣal ara akk ad yettuseqdac.