Lines on Samsung TV screen
There are a few different ways you might see lines or missing pixels on the TV screen. To determine whether this is a software problem or a hardware issue, please follow the steps below:
Troubleshooting
Performing a Picture Test
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Follow the steps below to learn how to perform a Picture Test on your 2020 and 2021 model TVs
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Note: If Device Care is grayed out, please exit the app running in the background of your TV.
Note: To help with further diagnosis of your device, click on the link for information on running a scan using Device Care.
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Note: If Self Diagnosis is grayed out, please exit the app running in the background of your TV.
2015 Models: Menu > Support > Self-Diagnosis > Picture Test
Note:
- Make sure to update the software: Settings- Support-Software Update-Update Now
- If the problem persists, please contact our Contact Center experts.
*This feature is only available on specific models. Please refer to your user manual for more information
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