Type 1-What to do if phone can connect system with wifi but not 3G or 4G outside?

Applies to:

DL41B/DL81B/DL41A/DL81A/DL41D/DL81D/DH81S/DH81X/DH81NG/DM41D/DM41A/DM81A/DN41D/DN81D/DN41S/DN41NA/DM41H/DM81H/DM21O/DM31O/DE41N/DE81N/DN81NB/DM81Z/DM61W/DG81CP/DG81CQ/DH81NK/DG81CR/DH41NK/DM41G/DN41CJ/DN81BJ/DN61EC/DG81W/DG61X/DG41T/DT81DQ/DT41DC/DT61ER/DG41BE/DG81BE/NP41F/N43SU/N44SU/N48PZ/N481U/N441U/N44PBD/N461W/N48PAU

When you are outside and your phone is using wifi, phone is able to connect system.

When you are outside and your phone is using 3G or 4G network, phone is not able to connect system.

In this situation, please try method below.

Go to main menu--system--encode to change substream's resolution, bit rate and FPS to lower.