RG501Q-EU - Lock to 5G takes modem offline

Quectel
RG501Q-EU
Revision: RG501QEUAAR12A08M4G_04.200.04.200

When we issue:

gsmctl -A ‘AT+QNWPREFCFG=“mode_pref”,nr5g’

The modem goes offline and we need to reboot the unit, any clues?

Thanks,

Dear @MelBek
AT+QNWPREFCFG=“mode_pref”,nr5g
=>This command to configure NR5G only, after execute, it will start to search network.

Your firmware is too old, I will share the latest one to your eamil, please check.