How to run a self diagnosis test on your Samsung TV
- The video/picture shown in the test is the best quality your TV can provide. However, the quality may vary depending on which source is used.
- If you detect an issue with the test, the TV may have a problem. Contact Samsung Support for assistance.
- For models before 2020, navigate to Menu > Support > Self Diagnosis.
- Device screenshots and menus may vary depending on the device model and software version.
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