23-06-2023 12:37 AM
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I noticed a white line on my Note 20 Ultra screen that doesn't appear on dark backgrounds. Mainly just on white and light backgrounds. What seems to be the problem and how to solve?
23-06-2023 06:36 AM
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23-06-2023 08:25 AM
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25-06-2023 10:47 AM
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@uniquehija: Please can you try opening the Phone app > Dial *#0*# into the Keypad > Select Red, Green and Blue from the series of grey tiles. Does the line appear in any of these tests?
29-06-2023 12:45 AM
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@AndrewL @Thanks for this suggestion. I tried it and the line seems to appear only in the green screen but not in the blue and red. It's just like a hairline.

29-06-2023 03:09 PM
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@uniquehija: If the line was visible during the screen hardware test, then please head to samsung.com > Scroll to the bottom of the page > Contact us, and get in touch via your preferred contact method, and an advisor will be able to assist you further, and arrange any necessary repairs.
Alternatively, you can arrange the inspection yourself via the Samsung Members app > Support > Other ways to get help > Request service.
06-09-2023 04:58 PM
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Did this happen on your device as you updated ?
I just updated today and got the same as you mentioned, hadnot dropped or had physical damage recently and came out of nowhere
