How to Fix OnePlus 9 Network Connection Issues

Are you having trouble with your network connection on your OnePlus 9 or 9 Pro? Depending on your location and network, you might be experiencing issues like slow Wi-Fi, mobile data not working, or even a complete network outage. But don’t worry, we’ve got some solutions that might just solve the problem.

In this post, we’ve compiled a list of effective tips to help you troubleshoot and fix network-related issues on your OnePlus 9 or 9 Pro.

Tips to Fix OnePlus 9 Network Connection Issues

1. Toggle Airplane mode on and off

This is the first thing you should do when you encounter network issue on your phone. The Airplane mode trick basically works by disabling all wireless communication signals for a few seconds and then turning them back on again. This action resets all wireless features on your device and can eliminate any existing flaws in the device’s network system.

To perform this operation, here’s how to do that:

  • Go to Settings
  • Tap Wi-Fi & Network
  • Tap Airplane mode and then toggle the switch to turn it on for a few seconds and then turn it back off again.

2. Remove and add Wi-Fi connection

Another simple but effective method to fix Wi-Fi connection issue is to remove and add WiFi connection back again. When you remove and add WiFi connection, you are basically removing possible error in the network settings.

To remove and add WiFi network, follow the steps below:

  • Go to Settings
  • Tap Wi-Fi & Network
  • Tap Wi-Fi
  • Make sure Wi-Fi switch is turned on
  • Choose the Network you wish to remove
  • Tap Forget

Now go back to Settings -> Wi-Fi & Network -> Wi-Fi and reconnect to network and check if the problem resolves.

3. Turn SIM card off and on

If you are unable to connect to your network, try turning your SIM card off and then turn it back on again. This will reset your phone’s cellular network thereby eliminating any existing flaws on your phone’s network system.

Here’s how to turn SIM card off and back on again:

  • Go to Settings
  • Tap Wi-Fi & Network
  • Tap SIM & Network
  • Tap on either SIM 1 or SIM 2 under SIM Settings
  • Tap the switch against the selected SIM to turn it off for a few seconds and then turn it back on again.

4. Reboot the phone and router

Try rebooting both your phone and router one after the other and see if that fixes the problem. Doing this can clear the system glitches if any that may be causing the network issue.

To reboot your router, unplug the power cord from the WiFi router/modem, then wait 10-20 seconds, then plug it back in again to power up the router/modem.

5. Reset network settings

If network configuration error is the cause of the issue, resetting the network settings can fix the problem. To reset network settings, perform the following procedures:

  • Go to Settings
  • Tap System
  • Tap Reset Options
  • Tap Reset Wi-Fi, mobile & Bluetooth
  • Tap Reset Settings twice to confirm the reset

6. Update software

If a software bug is causing the network issue, updating the software can fix the problem. To check and install software updates, perform the following procedures.

  • Go to Settings
  • Tap System
  • Then tap Check for Update to download and install the update (if available).

7. Reset the phone

This is the last option you can try if the none of the above solutions work. This operation will restore your phone back to its original default settings and erase all the data, therefore, back up all your important data before proceeding.

To reset the phone, perform the following steps:

  • Go to Settings
  • Tap System
  • Tap Reset Options
  • Tap Erase all data (factory reset)
  • Tap Erase All Data twice to confirm the process