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Your display might not support the requested resolution or there may be an issue with the cable connecting the display to your computer." "The system has detected a link failure and cannot set the requested resolution and refresh rate. Open the Radeon software and have a look at the notifications. The Radeon software should alert you to the problem with an error message, but this is easy to miss when it pops up. This mainly affects AMD GPUs and usually occurs after waking your computer and monitor from sleep. The first clue to a DisplayPort link failure will probably be your monitor switching to low resolution. Here are four common DisplayPort problems, along with advice for diagnosing and solving them.

Look for the Aspect Ratio you’re currently using and make sure it is set to Screen Fit whenever you use the HDMI TV as a monitor.Thankfully, most DisplayPort problems are relatively easy to avoid or fix. Usually, the setting is available under Picture Settings or Advanced Options. To fix it, make sure you change your HDTV’s aspect ratio to the Screen Fit setting in the Picture settings.įinding the right setting will vary between manufacturers and models. If you can’t access or see all the edges of the desktop on the screen, it’s likely that overscan is to blame.

As technology improved and manufacturers followed new standards, overscan became obsolete.

Overscan is a technology that helped content creators to deliver consistent pictures on a variety of different screen sizes and aspect ratios. Specifically, there’s a legacy setting on older TVs called “overscan.” This can lead to inappropriate resolutions and screen sizes. Depending on the manufacturer, you may have to adjust the picture settings using the menu options. When you experience variations in resolution from your HDMI TV connected to your PC, it could point to a setting on the TV.