LG G4 Screen Blackout (Solved)

For those that own a LG G4, you may be dealing with the LG G4 screen blackout suddenly without any issues before. This has many people asking why suddenly does the LG G4 screen blackout while buttons light up like normal. The LG G4 screen won’t turn on at random times and blackout for different people, but the common problem is that the screen fails to wake up. There are several different ways to try to solve the screen blackout problem on the LG G4, follow the instructions below to learn how to fix the blackout screen on the LG G4 not turning on issue.

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Boot to Recovery Mode and Wipe Cache Partition

The following steps will get the LG G4 into Recovery Mode by booting the smartphone:

Press and hold the Volume Up, Home, and Power buttons at the same time
After the phone vibrates, let go of the Power button, while still holding the other two buttons until Android System Recovery screen appears.
Using the “Volume Down” button, highlight “wipe cache partition” and press the Power button to select it.
After the cache partition is cleared, the LG G4 will reboot automatically

Read this guide for a more detailed explaination on how to clear cache on the LG G4

Factory Reset LG G4

If the method above didn’t help you fix the black screen problem on the LG G4, then you should try to factory reset the smartphone. The following is a guide on how to factory reset the LG G4. It’s important to note that before you go to factory reset a LG G4, you should back up all files and information to prevent any data from being lost.

Get Technical Support

If none of the methods have worked in trying to get the LG G4 to turn with the black screen, it’s suggested to take the smartphone back to the store or to a shop where it can be physically checked for any damage. If proven defective by a technician, a replacement unit may be provided for you of it could be repaired.