
1. Activate and deactivate airplane mode
Step 1: Boosting your Android network speed is simpler than you think. Just toggle the Airplane Mode switch on your phone. If you're experiencing laggy network while doing something, simply turn on this Airplane Mode feature.

Step 2: Wait for about 10 seconds, then toggle the airplane icon again to turn off Airplane Mode and enjoy unexpectedly fast network speed!

2. Remove and reinsert the SIM card
This will help to somewhat improve the sluggish speed of your 4G network data. Give it a try by taking out the SIM card for a moment and then reinserting it!

3. Turn off battery saver mode
The battery saver mode affects your device from performance to network processing speed, so let's turn it off!
On the home screen interface, scroll down, tap on Battery Saver to turn it off.

4. Disable data saver feature
If you have the Data Saver mode enabled, turn it off immediately. Enabling it will severely restrict your phone's network usage, leading to significant lag!
Step 1: Go to Settings > Mobile Data.

Step 2: Tap the toggle button in the Data Saver section to turn it off.

By applying this solution to fix weak network on your phone, you can restore the stability of your phone's network connection! It's also a way to reset Viettel's 4G network, or any other network for that matter.
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See more:
- How to unleash the full potential of virtual RAM on OPPO Reno7 for a smooth, lag-free experience
- 5 tips to play games seamlessly on Xiaomi and climb ranks without experiencing lag
- Tricks to boost web browsing speed and reduce ping while gaming on Android
