Seuic AutoID 9 Manual page 38

Figure 7-25 Enable mobile network
2.2．After entering the roaming environment with the data roaming
activated, data communication can be directly switched to the roaming
state.
Figure 7-26 Mobile network roaming
3. Network mode: the inserted SIM card can automatically identify the
network type according to its type. The default network type supports
2G/3G/4G, so when mobile data is open, different SIM cards can be
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