Why is there a strong flicker on the screen with pink lines?

My Gear Fit screen has started to show a strong pink tint/horizontal lines with heavy flickering of the screen . To explain better, i have posted this short video

Youtube Video Link

https://youtu.be/uMG3zzFh9QY

I need to know whether this is the AMOLED dieing or if its a link/connector issue that can be resolved?

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Ive got a similar problem. The half of the screen flickers with a withe pink tint

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