Android

• Select Settings.
• Select Mobile networks.
• Select Network operators.
• Turn Off Select automatically.
• Select an Available network.

 

Huawei IOS

• Select Settings.
• Select Mobile network.
• Select Mobile data.
• Select Carrier.
• Turn off & on Automatic selection.
• Confirm with OK and choose the operator.

 

IOS

• Select Settings > Mobile Data > Network Selection.
• By default, Automatic is selected. Turn off the Automatic option.
• You will see a list of available carriers below the screen. Select