How to select LTE Band 71 and Band 66

[jyijyi]

Have you tried at!band command?

Here is an example

EM9191 unstable after possible bad firmware update

I upgrade from fw 01.07.19 to 03.09.xx, i don’t see such problem I am wondering if particular 5G band is making the crash, you can lock to particular band to see what happens. Here is an example to lock to n66 band: //lock 5G n66 and LTE all band (new SKU:1104903) at!band=13,1,"TEST",1,0000A7E2BB0F38DF,0000000000000042 at!band=13,1,"TEST",3,0000000000000000,0000000000000002 at!band=13,1,"TEST",4,0000000000000000,0000000000000002 at!band=13 at+cfun=0 at+Cfun=1 //lock 5G n66 and LTE all band…