1. Find "Advanced"
Slide two fingers downwards starting from the top of the screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-829520a6-85af-4af4-8a29-1ba00b3d2297.png?width=198&height=440)
Press the settings icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-f09a36f1-e2bc-43d4-b6a0-60fd60361bce.png?width=198&height=440)
Press Network & Internet.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-1b806410-be77-4525-88e0-6759899a892f.png?width=198&height=440)
Press Mobile network.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-66238d1e-f50e-4ee6-93b2-cc43c5336c48.png?width=198&height=440)
Press the required SIM.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-0a70aaf6-d8b3-4db3-bc32-c32e29d5bec2.png?width=198&height=440)
Press Advanced.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-4a687e95-3a2d-4168-b5f3-10f093aab7a2.png?width=198&height=440)
2. Select network manually
Press the indicator next to "Automatically select network" to turn off the function and wait while your phone searches for networks.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-6e4fee1d-c00d-465f-8640-71e92ec4b2e5.png?width=198&height=440)
Press OK.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-ce213e06-8488-4d4b-b25b-ec7b0c14ed3c.png?width=198&height=440)
Press the required network.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-3a10f0fd-71cb-471a-be6b-f2db8d40201c.png?width=198&height=440)
Press arrow left.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-1f9c0924-c924-492f-8ba3-e1c3a8fef954.png?width=198&height=440)
3. Select network automatically
Press the indicator next to "Automatically select network" to turn on the function.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-578ea558-235f-47d7-8697-f2761987cacf.png?width=198&height=440)
4. Return to the home screen
Slide your finger upwards starting from the bottom of the screen to return to the home screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-6e4fee1d-c00d-465f-8640-71e92ec4b2e5.png?width=198&height=440)