How To Force 4G on Oppo A12 LTE Only

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The Oppo A12 allows you high-speed internet access via Long Term Evolution (LTE) or 4G technology. To ensure a stable 4G network, users should know how to lock the phone’s network selection to 4G and prevent it from switching to slower networks such as 3G or 2G.

With a 4230 mAh battery, the smartphone offers longer battery life that allows continuous use of online games and streaming without worrying about recharging.

The smartphone runs games and apps smoothly, thanks to its Octa-core processor, 3GB RAM and 32GB internal memory. Stay efficient when multitasking.

Although the Oppo A12 supports 4G networks, fast internet access is not necessarily guaranteed if you are in an area with weak 4G signal.

How to Lock 4G LTE on Oppo A12

One solution to overcome the network that always moves is to lock 4G on Oppo A12. There are several easy ways to lock 4G networks so they don’t always switch to 3G.

For those of you who are curious about using the three methods, then you can see the tutorial as follows to lock 4G LTE on Oppo A12.

Through Settings

This first method is specifically for users who get a strong enough 4G network. You can lock the desired network through Oppo settings.

First open the Settings menu then select SIM Card & Mobile Data. Then select SIM1 or SIM2 then select Preferred Network Type.

The next step is just to select the 4G/3G/2G (Auto) and a few moments later your phone will always prioritize the 4G network.

This way, you can still do calling or texting activities, it’s just that the network will return to normal when doing these activities.

With Additional Apps

So that the 4G signal is permanent and does not often move again to 3G, we can utilize third-party applications to lock the 4G network on Oppo A12. The following applications are capable of locking 4G only.

Force LTE Only (4G/5G)

Force LTE Only (4G/5G) is an app designed to help users switch their network to 4G/3G/2G and stay on the selected network without automatic switching. The app is compatible with Android 11 and devices with 5G (NR). By setting your network to LTE only, you can take advantage of free 4G data transfer instead of paying for 3G.

  1. First install the Force LTE Only (4G/5G) application from the Google Play Store.
  2. Run the application then tap Next then check Accept Usage Policy.
  3. After that, several methods will appear and select Method1.
  4. Next, you will go to Phone Info.
  5. Scroll down and tap Set Preferred Network Type then set LTE Only.

Note: To restore the network settings as before, please change LTE Only to LTE/GSM auto (PRL).

4G LTE Switcher

The 4G LTE Switcher app is a useful tool for Android users to switch between 4G LTE and other network modes. It helps users optimize their 4G data plan and improve internet speed in areas with weak 4G signal.

  1. Open Playstore then search and install the 4G LTE Switch application via Play Store.
  2. Open the app then select Phone Information.
  3. Tap Set preferred network type.
  4. Select LTE Only.
  5. Done.

Locking the network to 4G is very useful for users who are in locations with weak 4G signals. However, there are some drawbacks such as fast battery drain and so on.

The following is a guide on how to lock the 4G network on Oppo A12 both without an application and by using additional applications.