Lock 4G 5G LTE Only for Samsung Xiaomi Realme Oppo Vivo Nokia

Hello guys, Now I will share tips on how to activate LTE Only Mode on an android device. including some well-known brands such as SAMSUNG Galaxy, Xiaomi, Realme, Oppo, Vivo and other android brands.

If you have a free package on a 4G or LTE network and your 3G network is paid. You can use this method.

As for if the signal coverage in your area is weak. so the network mode often switches to 3G or 2G. then we can lock LTE only permanently.

The method is very easy: 

1. Use SIM 1 as the default connection setting 

2. Download the Force 4G LTE only 2020 application via the Google Play store.

3. Run the application, press the SIM 1 only or Android testing button. You will enter two LTE Switcher options and also 2 Android testing options.

4. You can try all of them which support your phone.

Alternatively, if all button doesnot support your device ROM caused by new update lika Android 11 or old Android version please try Method 2 below : 

1. Install Force 4G LTE Only 2020 Pro from Google play

2. Run The Application. select SIM 1 Only - Hidden Activity - type "Radio Info" in Search Box - select the Activity that shown below for like com.xxx. RadioInfo

3. Select the LTE Only at set Preferred network type.

4 done

5. if you want to create shortcut to home screen : Long Tap the App and then select create shortcut and then ok. 

If the telecommunication operator you are using does not support VoLTE (Voice over LTE) and uses LTE Only Mode, so regular calls will be blocked.

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