Vertical Line on Secondary Monitor
Content Type: Troubleshooting | Article ID: 000093201 | Last Reviewed: 08/25/2026
While using multiple monitors with a discrete graphics card (Intel ARC and non Intel cards see same issue), a vertical overlapping line appears in the middle of the second monitor screen.
At present, we have determined this to be a Windows system issue, The problem can be temporarily solved by the following methods:
For more information, contact Microsoft for further support.