HTC One
Select network mode
You can select which network modes your phone can use. This setting determines the data speeds you can achieve. Follow these instructions to change network mode.
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1Find "Network mode"
- Slide your finger down the display starting from the top edge of your phone.
- Press the settings icon.
- Press Mobile data.
- Press Network mode.
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2Select network mode
- Press WCDMA only, GSM / WCDMA auto or GSM / WCDMA / LTE auto.
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3G (UMTS) or 4G (LTE) enables you to achieve higher data speeds than when using 2G (GSM). If you select WCDMA only, your phone can only connect to 3G networks. If you select GSM / WCDMA auto, your phone automatically switches between 3G and 2G provided that you're within range of a 3G network. If you select GSM / WCDMA / LTE auto, your phone automatically switches between the three network modes provided that you're within range of a 3G or a 4G network.
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3Return to the home screen
- Press the Home key several times to return to the home screen.