@Sunshine v2 version and the firmware is 1.3 the beta firmware not accepted to the device when i uprade

How to solve this problem mr150 always change band no have band locking

Someone to help me how to solve this problem always disconnecting i always unplug ang plug it again to have internet i dis apoint this product

I already update to latest firmware but no have band locking it always disconnecting always change band when i downgrade to beta firmware no luck to hane band locking but i cannot downgrade what the...