![OPPO A57 4G](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-ccc1f389-7e5c-4ef2-86b2-dac3129e8544.png?width=150&height=320)
OPPO A57 4G
Android 12.0
1. Find "Mobile network"
Slide two fingers downwards starting from the top of the screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-9a7d7d49-1709-4d0b-a490-fcda21ff950e.png?width=200&height=446)
Press the settings icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-9b5b36bf-abf1-4288-9ddc-88a494d4fae2.png?width=200&height=446)
Press Mobile network.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-9f6e3bbb-0894-4769-ae20-8552eedda8c0.png?width=200&height=446)
2. Select network manually
Press the required SIM.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-eb9cf590-206a-48c5-a938-ad0f02190b4b.png?width=200&height=446)
Press Operator.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-7b35e380-f160-4716-96d6-aa91bcf8986a.png?width=200&height=446)
Press the indicator next to "Auto-select".
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-66f3bf07-314f-4394-9ae9-f9cbdfc198b9.png?width=200&height=446)
Press Off.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-a30b4ec2-b627-40ac-afce-8a3572e315c2.png?width=200&height=446)
Press Off to turn off the function and wait while your phone searches for networks.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-a3e86d85-6039-42bf-b5d4-5306542b8c4c.png?width=200&height=446)
Press the required network.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-c5d28216-f6cd-45fe-92e1-0e3dc9ba2993.png?width=200&height=446)
3. Select network automatically
Press the indicator next to "Auto-select" to turn on the function.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-c5d28216-f6cd-45fe-92e1-0e3dc9ba2993.png?width=200&height=446)
4. Return to the home screen
Press the Home key to return to the home screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-66f3bf07-314f-4394-9ae9-f9cbdfc198b9.png?width=200&height=446)