To save battery, you can limit your phone to only use GSM networks. Data downloads and uploads will however be slower. If you are going to download or upload large amounts of data, we recommend that you change to another network mode or connect to the Internet through a Wi-Fi® network.

To use GSM networks only

1From the Home screen, drag upward.

2Find and tap Settings > Wireless & networks > Mobile networks.

3Tap Network Mode.

4Select GSM only.

To select another network manually

1From the Home screen, drag upwards.

2Find and tap Settings > Wireless & networks > Mobile networks > Network operators.

3Tap Search mode.

4When a popup window appears, tap Select manually.

5Select a network.

If you select a network manually, your phone will not search for other network, even if you move out of range of the manually selected network.

To activate automatic network selection

1From the Home screen, drag upwards.

2Find and tap Settings > Wireless & networks > Mobile networks > Network operators.

3Tap Search mode.

4Tap Select automatically.

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