DisplayPort is a computer connection format that delivers high performance display feature. Thank you for signing up to Windows Central. Now, try these top 5 troubleshooting methods of MiniTool. Many different factors can cause your DisplayPort to malfunction, including: If your monitor provides an incorrect refresh rate, you may experience the monitor not detecting DisplayPort problems. Under the System menu and in the Display tab, find and press the Detect button under the heading Multiple Displays. The DCI cable you are using probably has a much thicker outer jacket which is enough shielding to take care of the interference that is happening from your docking station to the monitors. By the way,her special focuses are data recovery, partition management, disk clone, and OS migration. Also, check the display cable connections, and update adapter software if applicable. You Cannot Connect The DVI Computer To Displayport Monitor If you cannot connect the DVI to the Displayport monitor, it could be that something is wrong with your computer's graphics card. Welcome to Help Desk Geek- a blog full of tech tips from trusted tech experts. This article is written for you to resolve HDMI port not working issue. Fix Second Monitor Is Not Detected in Windows 10. How to fix it? For my Asus LED monitor this meant going to the monitors settings menu (using the physical button on the monitor) -> System Settings -> OSD Setup -> DDC/CI and turning it off. The main display is not detecting during start up, only after 10-15 minutes after the computer has been running. Especially for the DP, since its a royalty-free format, manufacturers typically include two or more DPs in their devices. Restart TWICE after the above completes. NY 10036. If DisplayPort is not selectable, please make sure the DisplayPort cable has been properly connected to both devices. To see if we could validate these reports, we took high resolution pictures (not just screenshots) of the screen running at full 4k resolution using DisplayPort in MST mode. Likewise, DP also supports Multi-stream Transport (MST), which allows you to connect multiple displays to a single DP port in your computer, whereas HDMI does not support this feature. If you need help setting up your external monitors, see How to use multiple monitors in Windows 10 . Our articles have been read over 150 million times since we launched in 2008. However, HDMI can only support 4k 30fps resolutions, and it doesnt have support for GSync yet. Product: EliteBook 8460p. You can either let Windows select the most up-to-date driver or alternatively, you can download the latest driver from your graphics card manufacturer yourself and point to the location of the driver. Ensure it's well connected at the monitor end as well as the video card end. Select HDMI input source An adapter may not be detected by the monitor or screen. If your monitor stopped detecting DisplayPort signal right after updating your PCs graphics driver, roll back the driver to a previous version and restart your computer. Even people who do not understand computer can gain something. On Windows 10, connecting a second monitor helps you expand the desktop canvas to work with multiple apps and play games on your laptop or desktop computer. (See Figure 4) Figure 4 Refer to the monitors instruction manual to learn how the monitors DisplayPorts are configured and how to switch the active input between the ports. This Windows key sequence restarts all graphics drivers, be it AMD, Intel, or NVIDIA. If your DisplayPort is working correctly, itll be among the input menu on your monitor, and youll be able to select it as your preferred connection type. Expand the Display adapters and right-click the driver to select Update driver. If youve tried all the solutions above and none of them seems to work, then your monitor may have a hardware-related problem. As noted earlier, DisplayPort not detected can be caused by your DisplayPort cable not working or a faulty or loose connection. DisplayPort No Signal Top 5 Methods to Fix This Issue, HDMI Port Not Working in Windows 10? One of the good things about the Windows operating system is the different built-in troubleshooting tools it comes with. Why does HDMI to DisplayPort or DisplayPort to HDMI not working issue happen? If the On-Screen Display is configured for a different port than the active video signal, the main OSD screen will not display. If youve been through all the fixes above without success, as a last ditch effort, you should contact the manufacturer of your monitor. Install the Monitor Drivers 3. Otherwise, the monitor may detect no DisplayPort signal from your device. If your monitor is one of such devices, dont ignore the need to download the driver. An HDMI to DisplayPort adapter cant be used to connect a DP source with an HDMI display. While I must use an adapter to connect to the 2nd monitor, (Display Port out to HDMI) I have attempted to rule out a faulty adapter by trying 3 different adapters from 3 different brands, and all of them had the same results. There is a 30-day money-back guarantee, so give it a shot today. This problem is often a software-related issue, and you can fix it by adjusting the refresh rate via your GPUs setting. It is only one year old. Roll Back Graphics Driver 9. Some monitors allow you to change the input mode to HDMI or DP. If the computer was recently updated or the graphics driver was recently upgraded manually, and Windows 10 cannot detect the second monitor, rolling back to the previous version of the driver may resolve the issue. Hope this has at least given some insight to that. The 3rd monitor is not detecting a signal from the computer using a DisplayPort adapter to HDMI cable that leads to the docking station (since for some reason the docking station only has one of each HDMI, VGA, DisplayPort female sockets. He also enjoys reviewing consumer tech products (smartphones, smart home devices, accessories, etc.) Meanwhile, to do so, Advertisements. The cable Getting 'No signal' on your DisplayPort? Some problems related to the HDMI port have been reported. (The monitor works when connected via HDMI, but it is a high-Hz Gsync monitor and both features are only available when connected via DisplayPort, so running it via HDMI is completely pointless.) You can change your refresh rate on your monitor settings or graphics settings. Typical Causes and Fixes, How To Make Someone Mod on Discord: A Step-by-Step Guide, How To Check Chipset Driver Version: A Step-by-Step Explanation. When your computer does not detect the second external display, it could be a problem with the software, but it might also be an issue with the physical connection or the monitor itself. If you try your current cable on a different monitor and get the same error, your cable is probably the issue. My Computer. Problem-Both monitors connected via DisplayPort are not being detected by the laptop. Use buttons #1 and #2 to highlight the correct input then press button #3 to select. No DisplayPort Signal From Your Device? I'm a tech writer, an engineer, and a beginner/cell phone photographer. Turn the computer off and on to refresh the connection. Use the monitor's built-in controls and select the correct input port. One of the monitors is connected via the dock's HDMI port. Here is the guide: Press " Windows + X " keys. The reasons include: loose connection, outdated display drivers, or wrong cables. If you want to transfer videos from a DP output port to a HDMI input port for display, you may need a DP to HDMI adapter. Perhaps its the DP cable that is faulty? Try getting either a shielded cable or re route the cables to where there isn't any interference between them. Save my name, email, and website in this browser for the next time I comment. Your monitor will be capable of displaying output at a frequency of certain frames a second, called the refresh rate. How to Fix Displayport Not Detecting Monitor, Check the Connection Cable; Disconnect, then Reconnect, Select the Correct Display Source on Your Monitor, Make Sure That the DisplayPort Pins Are Not Broken. Recheck the connections to make sure the mini-displayport plug is pushed firmly in so that essentially all the metal part disappears inside the socket. Select Device Manager in the pop-up menu. I have DisplayLink Manager 1.4.0 installed and running on my macbook. Microsoft sometimes installs the latest versions of certain drivers on your device during Windows Updates. Note that the labels might be different, so keep that in mind when choosing the input source on your computer screen. Also, make sure the cable is dust and dirt-free before plugging it back into your monitor. Monitors in this category tend to have more than one input source. Start the monitor first then finally the PC, and see if it will work that way. DisplayPort Not Detected: How To Fix This Issue in Windows, Disconnect DisplayPort and Monitor Then Reconnect, Download and Install the Right Monitor Drivers, Try Using a Different DisplayPort Cable, YouTube Audio Stuttering: Fix Choppy YouTube Audio on Chrome, Canon Printer Error 5100: The Best Ways To Resolve Error 5100, Make sure your computer is connected to a stable internet connection, Press the Windows key and X buttons at the same time to launch the Device Manager, Alternatively, you can right-click on your start menu and choose device manager from the list of options, Once in the device manager window, click on Display adapter to expand the list of adapters under it, Locate your display driver, right-click on it and choose Update driver, Youll be prompted to choose between a manual download and an automatic download, Click on Search automatically for drivers, Your computer will search the internet for the latest update and download it if theres any available, Press the Windows key and X simultaneously to get the device manager window, Click on Display adapters to expand the list of adapters, Right-click on your graphics adapter and click on Properties, Once the properties window is open, click on the Driver tab and locate Roll back driver, If the driver is available for a roll-back, the roll-back button will be clickable, If it isnt available for a roll back, the roll-back button will be grayed out, which means you wont be able to roll back your driver automatically, You can get the DisplayPort no signal error if you have a crooked, frayed, or broken DisplayPort cable, Its highly recommended that you use the cable that comes with your monitor, Before trying any other solution, shut down your device and disconnect your monitor for about 30 seconds, Restarting your driver with the windows key, ctrl, shift, and B combination can help resolve the problem, You can try using a different cable or a different monitor with the same cable to ascertain the problem, Youll know that your DisplayPort is working when its active in your input setting, Make sure you choose the right input source after connecting your monitor. 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