Having issues connecting to specific NR bands

so i have RM510Q-GL module running firmware [RM510QGLAAR11A04M4G_01.200.01.200] now heres my issue, my provider supports 5G NR NSA bands 28,77,78 and for some reason if i only leave N77 open it wont connect to it at all only N28 if it is set in the config or the N78, may i get some help regarding it :slight_smile: