LG V30 Screen Flickering Problem: What’s causing my LG V30 screen to flicker and how to fix it?

Emerging among the favoured, high-powered, and hefty smartphones of today is the LG V30. It’s deemed as LG’s best flagship device so far, and likewise one of the best smartphones of 2017. Aside from having a streamlined design, this LG phone is also bursting with features, including a very pleasant OLED display and interesting camera enhancements. Overall, this phone is impressive but likewise imperfect. Evident of this is a widely raised display issue on the LG V30 screen that randomly flickers.

Before we move on, if you are looking for a solution to a different problem, make sure you drop by our LG V30 troubleshooting page for we have already addressed some of the most commonly reported problems with this phone. If you can’t find an issue that are similar with yours, fill up our Android issues questionnaire and hit submit to contact us.

Is it a hardware problem or software issue?

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Smartphone problems about flickering displays can either be due to a damaged hardware or software issue. You’ll know if it’s due to a faulty hardware or software based on the problem onset. For example, if the screen starts to flicker and continues to show similar symptoms following an instance of dropping or liquid exposure on your phone, then most likely it’s a hardware-related issue. Unfortunately for hardware problems, a technician’s aid is already required in order to fix your device. On the other hand, you can consider it a software issue if the problem occurs in a sudden without dropping or having the phone wet. Just like when your phone screen starts flickering after installing a new content, app or software update. In this case, it’s probably a software bug that triggers your phone screen to flicker. Fortunately in instances like this, you can try some workarounds and attempt to fix the problem on your end without having to pay extra for service.

To help you get started, I have compiled some helpful solutions that comprised mainly of standard procedures and workarounds to troubleshoot software-related issues including screen flickering on your Android phone. You may refer to this troubleshooting guide whenever you need help.

Potential solutions to screen flickering problem on LG V30

Here’s a rundown of some effective solutions and suggested workarounds that can help you fix the problem with your LG V30 screen that randomly flickers. There’s no definite solution available so you’ll need to try any applicable solutions until you’ll finally get the problem fixed. You may start whenever you’re ready then.

First workaround: Restart your LG V30 (soft reset).

A quick restart fixes most software problems in smartphones, iOS and Android devices. With that said, turn off your phone as you usually do. Keep it off for about 30 seconds, then turn it back on.

  • For starters, just press the Power key then tap Power off and restart-> Restart.

Should the screen flickering issue on your device is caused by a minor glitch on the software, it should be fixed after the restart. If not, then try the next applicable solutions.

A soft reset will not affect any data stored on your phone’s internal memory so you don’t have to worry about data loss in the process.

Second workaround: Adjust screen brightness on your phone.

This simple workaround might likewise be the only thing that needs to be done to rectify the issue. So make sure you don’t skip this.

First try to disable Auto-Brightness then see if the screen flickers or not after doing so.

  • To do so, head over to Settings-> Display-> then tap the option to Disable Auto-brightness on your device.

If the screen still flickers, adjust the screen brightness. Try to reduce the screen brightness and see if that fixes the problem. If not, then try to increase the screen brightness to see if there’s a difference.

Third workaround: Boot into safe mode and diagnose apps.

To narrow down the issue, booting your LG V30 into safe mode can help. While in safe mode, all third-party apps and services are disabled so it will be easier for you to determine whether or not the problem is triggered by a third-party application.

  1. Turn your screen on.
  2. Then press and hold the Power key to display the options menu.
  3. Press and hold Power off option.
  4. If prompted to restart in Safe Mode, tap OK.
  5. Wait until your phone restarts and when it does you should see a Safe Mode label at the bottom of the screen.

Use your phone as you normally do while in safe mode and see if the screen flickering occurs or not. If the problem is gone in safe mode, it denotes that the root cause is a third-party app on your phone. Try to think of which apps you’ve downloaded and installed prior to the onset of the problem then remove or uninstall the suspected apps.

Fourth workaround: Modify or Activate Developer Options on your LG V30.

Many users of Android smartphones who have encountered similar issue on screen flickering were able to find remedy by changing the developer options on their respective devices. The following steps will walk you through the entire process on how it’s done but there may be some slight variations on the menu labels and/or options depending on the device model and variant you have. Should you wish to give it a try, then here’s how to access the Developer Options menu on your LG V30:

  1. Go to Settings-> About Device-> Build Number and then tap it about 7 times or more. Doing so will prompt you with a message saying that you now have developer access.
  2. Press the back button to go back to the Settings menu.
  3. You will then see a Developer options menu above the About Device section. Tap Developer options to view a list of new options.
  4. Scroll down towards the Drawing section.
  5. If you see the Show Surface Updates option enabled, tap the switch to disable it.
  6. Then go down to another section called Hardware accelerated rendering. You will see the option for Disable HW overlays. Tap to enable this option for your device to only use GPU for screen compositing.

Screen flickering usually occurs when your phone switches between CPU and GPU for screen compositing. Enabling this option will delete the option and gets rid of the screen flickers.

Last option: Reset your phone (factory reset/master reset).

Performing a hard reset or factory reset might be needed if the problem is caused by some tough bugs that could not be rectified by any prior solutions. This reset however will wipe out all your phone data including personal information, customizations and more. Any corrupted segment or broken files bugging the Android system will likewise be eliminated in the process. Thus your phone will have a totally clean and fresh start afterwards. The only thing is that you’ll need to spend extra time and effort in redoing the initial setup before using your phone again. Here’s how a factory reset is done on your LG V30 through settings menu:

  1. Back up data on your phone’s internal memory.
  2. Tap Apps from the Home screen.
  3. Tap Settings.
  4. Select the General tab is using the Tab view.
  5. Tap Backup & reset.
  6. Select or clear the check boxes for Back up my data and Automatic restore options.
  7. if necessary, tap Backup account then follow the onscreen instructions to create a Google backup account.
  8. Tap Factory data reset.
  9. Tap Reset phone, then tap Next.
  10. Tap Delete All then OK to confirm.

Wait until the reset is complete, then restart your phone. After the restart, continue with the initial device setup.

Other options to consider if the screen flickering problem persists

  • Repair. If the screen flickering problem persists after doing all prior methods, then there’s nothing more you can do on your end. What you’re dealing with is most likely a hardware issue, which already requires hardware fixing. At this point, your next best option is to take your phone to a nearby LG service center in your place and have it diagnosed by a technician.
  • Replacement. Don’t forget to avail for warranty especially if your LG V30 is still under warranty. If it’s found to be caused by a damaged screen or other display components need to be replaced, then you can use your warranty instead. Doing so will save you from a costly repair.
  • Escalate problem. If you think that the problem is inflicted by a faulty Android update like when it suddenly occurred and persisted after installing a new firmware update version, you may contact LG Support or your device carrier to escalate the problem for them to address it in the next update rollout through an official fix patch. You can also ask for their recommendations while waiting for the fix patch to arrive.

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