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At a Glance
LG TVs deliver highly detailed video content in rich colors with smooth motion and elevated brightness. If the image quality you see on your LG TV is not as eye-catching as you expected, there are some troubleshooting steps you can take to resolve the issue.
Try this
Video Guide
Note
If the image is blocky, pixelated, or grainy, this may be caused by a poor connection, or lower quality content displayed on a UHD TV.
Let's try and see if TV can self diagnose the issue?
Screen self diagnosis



1. Turn on the TV and Press the
button on your LG TV remote.
2. Select [Gear Icon] to open the settings menu
3. Select [Support]
4. Then Select [Screen Self-Diagnosis]
5. Once Selected, follow the on screen prompts
If the picture looks find, perform an A/V reset
AV Reset

The AV reset refreshes the picture and sound setting to the out of the box factory defaults
1. Press the [Mute] button 3 times in a row on your remote control to display the [Select functions you want to access] pop-up
2. Select [AV reset] to initialize the Picture and Audio setting
This guide was created for all models, so the images or content may be different from your product.