Selecting Cellular Networks - Sony Xperia XZ1 User Manual

To change the SIM card used for data traffic
1 Find and tap Settings > Network & Internet > Dual SIM > Mobile data.
2 Select the SIM card you want to use for data traffic.
For higher data speeds, select the SIM card that supports the fastest cellular network, for
example, 4G.

Selecting cellular networks

Your device supports the use of up to three different networks at the same time.
You can select from the following network mode combinations:
• One WCDMA network
• One GSM network
• One WCDMA and one GSM network
• One LTE One WCDMA and one GSM network
Your device automatically switches between cellphone networks depending on
which cellphone networks are available where you are. You can also manually set
your device to use a particular cellular network mode, like WCDMA or GSM. If you
are using a Dual SIM device, this applies to each SIM card.
Different status icons are displayed in the status bar depending on the type or
mode of network that you are connected to. Refer to
see what the different status icons look like.
Only SIM card slot 1 (the lower SIM card slot) supports the use of an LTE-enabled SIM card.
To select a network mode
1 Find and tap Settings > Network & Internet > Mobile network.
2 Dual SIM users, select a SIM card.
3 Tap Preferred network type, then select a network mode.
To select another network manually
1 Find and tap Settings > Network & Internet > Mobile network.
2 Dual SIM users, select a SIM card.
3 Tap Network operators > Search networks.
4 Select a network.
If you select a network manually, your device will not search for other networks, even if you
move out of range of the manually selected network.
To activate automatic network selection
1 Find and tap Settings > Network & Internet > Mobile network.
2 Dual SIM users, select a SIM card.
3 Tap Network operators > Automatic.
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