I installed Ubuntu 16.04 recently and noticed that when I watch some videos , horizontal lines appear in dark regions.I have an Intel display adapter in my Lenovo G50-80 laptop.This hasn't happened with Windows 10.Also,the region near the window is having those lines in the below picture.Please respond asap! enter image description here

enter image description here

  • where are these lines I don't see them? – George Udosen Jun 24 '17 at 14:42
  • I can only view them while using Ubuntu.I am using windows 10 now and I can't see those lines.What's wrong with my pc? – Lucifer2311 Jun 25 '17 at 15:30

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