in my microsoft 640 xl there is some vertical coloured lines are appering wt to do?

[Windows Central Question]

kindly advise how to resolve my problem

 

[charlatan1978]

Hi, it does sound like a hardware problem, if you take a screenshot do the lines show?
How long have you had the issue and when did it start?
You could always try a soft reset and check if that has any effect.

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