Apple iPhone 4 (iOS5)

Apple iPhone 4

iOS5 iOS4
If you don’t know your device’s software version, you can check it by selecting Settings > General > About.

How to guides

Choose 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.

Step 1 of 5

Find "Network"

Press Settings.

Step 2 of 5

Find "Network"

Press General.

Step 3 of 5

Find "Network"

Press Network.

Step 4 of 5

Choose network mode

Press the indicator next to Enable 3G.
Depending on the current setting, the function is turned on or off.

3G enables you to achieve higher data speeds than when using GSM.
If you turn on 3G, your phone automatically switches between 3G and GSM provided you're within range of a 3G network.
If you turn off 3G, you can't achieve high data speeds.
Step 5 of 5

Exit

Press the Home key to return to standby mode.

1. Find "Network"

Press Settings.
Press General.
Press Network.

2. Choose network mode

Press the indicator next to Enable 3G.
Depending on the current setting, the function is turned on or off.
3G enables you to achieve higher data speeds than when using GSM.
If you turn on 3G, your phone automatically switches between 3G and GSM provided you're within range of a 3G network.
If you turn off 3G, you can't achieve high data speeds.

3. Exit

Press the Home key to return to standby mode.

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