Solution 3: Change the Monitor Refresh RateĬomputer refresh rate means the number of times that a monitor screen updates when a new image appears per second. Dell “there is no signal from your computer” will be removed. If so, you can see the Display Port connection runs to enable enhanced display performance on Windows 10, 8, 7. Wait until the latest display driver is installed. Find out Display adapters, and then Update the graphics driver. Download, install and run Driver Booster.ģ. In this case, Driver Booster, a professional driver tool, is recommended to help you download and install the latest display driver, thus further resolving the DisplayPort no signal error.ġ. Only in this way can the monitor work well on your device. Since DisplayPort is closely related to the display feature and monitor on computers, it is necessary for you to keep the graphics driver up-to-date. Meanwhile, in case of a loose DisplayPort connection, you can tighten the DisplayPort connection on Dell or ASUS, or Mac devices. Just unplug and then re-plug the DisplayPort to see if it works on your device. It is simple to check the Display Port hardware problems. You can enjoy better display performance. In this way, the DisplayPort will work and has signals on your device. After several minutes, plug in the power adapter of the monitor. Disconnect the power cable of the monitor.Ĥ. Besides, if the monitor is physically broken, there will also be no DP signal from the device.Ģ. Undoubtedly, if the DP no signal from the device results from a broken or loose Display Port, you can detect and fix it via hardware troubleshooting. You can troubleshoot the hardware issues with the device and Display Port. Solution 1: Check the Computer and DisplayPort Connections
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