If one is disabled, it will be grayed out. If you are not seeing a spot below the audio jacks to plug in the monitor cable, … I turned off … Don't worry as I have a few steps that should help fix this issue. Rolling back these updates. ***Post moved by the moderator to the appropriate forum category. In bios I have 2 options under primary video adapter and they are auto, and onboard card. please help. plugged in BELOW the audio jacks on the back of the computer**. There are no conflicts in the device manager, and all of the drivers are up to date. My I ve looked up several responses, but none of them have helped. My mobo is an Asus P7P55 LX. Select Multiple Displays. I tried to use duel monitors with a VGA splitter and it is detecting only 1 monitor but on the second monitor it is showing the same thing on my first monitor but in blue. Ensure that the multiple monitors are detected in your operating system. Click Detect And / Or Select Duplicate screen. Most new PC's will only support either HDMI or DP. Posts : 14,346. The second monitor was definitely being detected. For christmas I recently recieved GSKILL F3-12800CL9D-8GBRL. This issue has occurred because the normal HDMI port gets disabled when the graphics card is installed. Different monitor cables include HDMI, DP, DVI, and VGA. When I am in the screen resolution settings the second monitor cannot be detected. 3. Click on Display 4. I have 2 kits totaling 16gb of memory. 1) Right-click the desktop, and select Properties or Personalize. If the first monitor is working without any problems, unplug the first monitor from computer or notebook and connect the second monitor to the same cable. Such as - using WinKey + P and click "Extend" That doesn t work because my first problem is that, for some reason, I don t think my computer detects my VGA monitor. I could see it in the settings, but when trying to tell it to “extend these displays”, it couldn’t save the configuration. I then tried playing with the settings a little bit: Updating graphics card drivers. If all multiple monitors are detected by your operating system, you may have to enter the video card manufacturer's control panel and enable the multiple monitor configuration there. 2) Next select Display Settings from the list of preferences. Fix 2 – Check that Your Display Output is working fine or Not. For Microsoft Windows systems, use the links above in Section 1: No Signal To Monitor. Using screenshots, I've determined that the monitor exists and the displays extend, but it will not physically display a second screen even if it's correctly being detected. when i connect a dvi or hdmi from my gtx 780 to my acer H274HL Monitor all works fine but when i want to connect display port cable on my gtx 780 and the other side is hdmi that goes to my monitor than there is no signal at all ... but that did not help at all, still no signal on the screen My Computer NavyLCDR. Try to set up the monitor manually and check if it works. 1- Do a right Click on your desktop anywhere on empty space.. 2 -In the context menu which appears, just click on personalize.. 3 – Check that you are able to see TV as a second monitor or not. I understand that your OMEN by HP Desktop PC - 870-126na does not detect the monitor when connected by HDMI cable. In that case, use another cable and check the second monitor. *** This thread is locked. But, if the second monitor does not support the same cable? If your second monitor is not detected on Windows 10, even though you know the monitor itself works fine and the video output it’s connected to is fine, don’t give up hope. I m trying to set up a VGA monitor as my secondary monitor and use it to extend my desktop as I did with my old Win8 system. 3) You should see icons with numbers representing your attached monitors. When set to auto the Nvidia card gets a signal but the Radeon does not. 5. Both displays are being detected and it doesn't seem to matter if it's displayport or HDMI, but it will only display one monitor at a time.