Whether The Mobile Phone Supports For Sim-Card Hot-Plug; What Is The Situation Of The Standard Overseas Roaming Support; It Is Still No Internet Access After Opening Data Service - Huawei GR3 Faq Manual

Secondary SIM Card:
HUAWEI TAG-L21/HUAWEI TAG-L23/ HUAWEI TAG-L22 have two SIM slot, the secondary
SIM Card can only support 2G:
2G：GSM: 850/900/1800/1900
For dual sim slot type, user can manually select the 4G/3G and default mobile data slot.
5.9

Whether the mobile phone supports for SIM-card hot-plug?

Not support.
5.10

What is the situation of the standard overseas roaming support?

Roaming condition depends on the regions. Just as a reference, the following are the basic
overseas roaming conditions, and the actual roaming conditions are subject to the operator
of the countries.
5.11

It is still no Internet access after opening data service

Please refer to QSG attached, and check whether the SIM/UIM card is inserted correctly.
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