Oppo F9 Only 4G Signal Setting

Oppo F9 & F9 Pro Only 4g Signal Setting 

Do you want to Make Your Mobile Phone 4g? Now Only 4G Signals Will Come to Your Mobile.The procedure I'm Going to Tell You, it's just for Oppo F9 and F9 pro Mobiles. First Open the Dialer in The Mobile, and Dial This Code *#800#.

You'll See a New Screen as Soon as You Dial This Code. Which Will Have Different Types of Settings. Now you have to Scroll to The Left, Click on the Network Setting to go to The Telephony Option.

Select Your Sim in The Next Screen.

Now Click Set Preferred Network Type, And Chose LITE Only.

Now You Can See, Only 4g Signals Will Come in Your Mobile.

Open Your Mobile Settings to Check. Click on Dual Sim & cellular Network Option. Select Sim, open Preferred Network Type. Here You Can See, No Option is selected. That Means your Mobile Has Only 4g Selected.