Windows 11 A short horizontal purple line appeared after startup up in my dell g5520

[houadef salih]

However when the screen is completely red or completely blue the line disappearscould not upload a picture here, so here is a link for it: https://preview.redd.it/pivs6q98kbkb1.jpg?width=3096&format=pjpg&auto=webp&s=4e917a52d4e42914cc920bb8422a50260ec08aa4

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