Ubuntu External Monitor Not Detected, 15. Nov 14, 2025 · How

Ubuntu External Monitor Not Detected, 15. Nov 14, 2025 · However, it's not uncommon to face issues where Ubuntu fails to detect the second monitor. 04 in a dual boot setup with windows 11. Running xrandr would only show the internal laptop display. Let me know in the comments if any particular tip did the trick or if you discovered another successful fix! Dec 31, 2022 · Docking station and everything connected isn't detected Peripherals on docking are detected but monitors are not Display detected after updating displaylink drivers but system freezes up or hangs every 2 seconds (especially Ubuntu Wayland and PopOS!) Sep 23, 2022 · I just installed Ubuntu 22. The external monitor cannot be detected. Tried many solutions on the internet like switching to lightgdm, older drivers versions (470) but without success. On the windows installation it works normally. 04 as Dualboot on my Laptop, and it does not recognize my second monitor. Now only the USB hubs of my Displaylink hub works. What are my machine’s specifications? Type: DesktopPC Name: Fujitsu Celsius M740 Power Monitor: 2x LG 24BN550 CPU: E5-1650 v4 3,6 . com External monitor not detected on Ubuntu 18. Jun 7, 2022 · I ran into a similar situation in which the external monitor would no longer be detected by my laptop. It happened two weeks ago already and I solved it by purging my drivers as described here: askubuntu. This common issue has several potential causes and solutions. 04 LTS with the following hardware: 11th Gen Intel i5-11400 H510I PRO WIFI MSI motherboard no graphics card It has a DisplayPort and HDMI port for d Aug 22, 2024 · After running ddcutil detect the external monitor wasn't listed (although it was listed in Ubuntu Settings -> Displays). 04 for dual boot with Windows. 04. I am completely new to Ubuntu and have installed it to learn ROS on it. 15-051715-generic. 1, using latest driver 515. Both monitors are connected via DisplayPort to one of the two Quadro M2000 cards. But if you can confirm both are okay by testing them with other devices, the second most probable cause will be an outdated driver. 10): sudo apt update Dec 17, 2023 · I hope following this Ubuntu dual monitor troubleshooting guide helps resolve your second (or third!) display not being detected. Apr 25, 2020 · I did a clean install of Ubuntu 20. I have an HP Z-book with a fresh install of Ubuntu 24. Jul 20, 2023 · In this guide, we will walk you through several methods to troubleshoot and resolve external monitor display issues on Ubuntu 22. After plugging the cable in, the monitor just quickly shows “HDMI NO SIGNAL” after a few seconds and then goes blank again. I have tried few things but stuck. 04 Ubuntu OS and I lost external monitor connectivity. 04 in my laptop. 17. This can be particularly useful if you’re experiencing problems such as your monitor not being detected, or if you’re having issues with resolution or display settings. And I have been trying to setup an external monitor using HDMI. I am facing the issue of external monitor not being detected. The monitor is automatically detected in Windows – it works Aug 31, 2025 · Hi everyone, yesterday I installed some suggested updates and then just left my PC in standby overnight. Oct 17, 2020 · 環境: Ubuntu 20. This blog post will explore the reasons behind this problem, common solutions, and best practices to ensure your dual-monitor setup works seamlessly. 04をASUS laptopにクリーンインストール(最小のインストール) type-cのドックからHDMIに接続しようとしたらディスプレイを認識しなかった lightdmのインストール ディスプレイマネージャLight DMをインストールする。 Sep 3, 2022 · This is a follow-up from Ubuntu 22. 04 to 25. 04 LTS on a Dell XPS 13. The Graphics Card is a Nvidia GTX 960m Secure boot is Feb 26, 2023 · I installed Ubuntu 20. Wondering if there’s an updated driver or some other confi… Dec 2, 2024 · I have a suggestion for a new version of Ubuntu. nvidia-bug-report. 04 auf einem ASUS-Laptop (minimale Installation) Die Anzeige wurde beim Versuch, über das Typ-C-Dock eine Verbindung zu HDMI herzustellen, nicht erkannt Mar 21, 2024 · I have been trying to have a dual monitor setup on a Linux computer and I have been in a fix. I have tried a couple of steps based on research on this and other forums. 04 and the suggested NVIDIA driver (proprietary, Jul 7, 2021 · Hello, I am having issues with my monitor which is not being recognized anymore. The system is running Ubuntu 22. 0. 58) works incorrectly when the laptop resumes from suspend state, and can be solved by upgrading the kernel to 5. It works just fine, if I am using Windows. 04 drivers, nvidia, xorg, multiple-monitors asked by PullJosh on 10:04PM - 08 May 18 UTC Jan 19, 2023 · I have recently install 22. Nov 18, 2022 · Made the upgrade from Ubuntu 20. Jul 1, 2023 · I bought a new laptop yesterday and installed Ubuntu 23. Jan 12, 2023 · The most common reason is hardware failure if your second monitor is not detected on Ubuntu. When you connect a monitor, several things need to happen for Ubuntu to recognize it: Dec 17, 2023 · If you’ve landed on this page after searching something like “Ubuntu second monitor not detected”, you’ve come to the right place! I’ll walk through all the steps I took to troubleshoot and Apr 12, 2021 · I have a desktop computer running on Ubuntu 20. When using the open source video driver, the Dell monitor is detected and working. 0 MB) Thanks Dec 8, 2015 · If the external monitor can't be detected by using xrandr --auto, or even by booting to different OS, reboot Ubuntu using a previous kernel. After uninstalling, all my nvidia settings are back to normal, and second monitor is detected and working in performance mode yet again. 04 xrandr: HDMI-1-0 Sep 25, 2020 · Second monitor was detected when using on-demand profile). I guess this issue might be related with kernel version, because the original kernel (5. But after that, unplugging & plugging brought the external monitor to life (showing the Desktop instead of the message "No signal detected"). It can be the cable or the monitor itself that is faulty. Oct 22, 2022 · The issue of external monitor on Ubuntu, assuming it's not a hardware problem, can be identified through the following steps: Check the active graphics on your laptop in Settings -> About, then look under Graphics. No matter what I do, I haven’t yet been able to make Ubuntu detect my second monitor, which I connect through HDMI. However, one common issue that users may encounter is that the system fails to detect a second monitor. This guide covers the Jun 7, 2022 · I recently installed ubuntu 22. Make it easier to detect an external monitor. When using nvidia-driver, the monitor is not detected (but other devices, like a USB keyboard, connected to Mar 11, 2023 · External monitors not detected on Ubuntu Ask Question Asked 2 years, 4 months ago Modified 2 years, 4 months ago Mar 21, 2024 · I have been trying to have a dual monitor setup on a Linux computer and I have been in a fix. The monitor works fine with the same setup on other devices Feb 1, 2025 · When Ubuntu fails to detect a second monitor, it can be frustrating. Nov 4, 2025 · After upgrading from 25. 0-47-generic) and a Dell monitor connected via USB-C. I have an external monitor (Dell p2319H) which I have connected over display port. However the display doesnot seem to be recognised (monitor displays & Umgebung: Neuinstallation von Ubuntu 20. The challenge is that the monitor is not detected at all by Linux. 04 and it is not recognizing my second monitor I have already executed the following commands (I believe that only these worked in version 19. Feb 1, 2025 · When Ubuntu fails to detect a second monitor, it can be frustrating. Ran into Wifi adapter issue but fixed that by upgrading the BIOS. In this blog post, we will explore the fundamental Jan 21, 2023 · But if Ubuntu 22. MSI Laptop with LG monitor intel + nvidia OS: Ubuntu 22. 04 runs, it can't even detect that monitor. Nov 14, 2025 · Ubuntu is a popular Linux-based operating system known for its user-friendliness and versatility. If I disconnect the cable and connect it again, or suspend the pc (to S3 state), and thereafter, any time I reboot the laptop with or without connected cable, the external monitor is not recognized any more [condition 2]. 10 to 22. My Aug 13, 2022 · I made a fresh install of ubuntu 22. 10 Ubuntu has stopped recognizing the HDMI connected external monitor. log (1. This guide covers the most frequent issues, from simple cable checks to driver configurations and manual display setup. If the computer detects the monitor in the older kernel, you can go back to the latest one without any problems. The monitor works fine with the same setup on other devices Feb 26, 2025 · Hardware and software details are below. This can be extremely frustrating, especially for users who rely on multiple monitors for enhanced productivity, gaming, or other tasks. 04 nvidia-driver-515 not working/starting I have a Lenovo X1 Extreme Gen 5 laptop (running Ubuntu with kernel 5. The monitor is an LG 27GL850-B connected through HDMI. Grub selecting Windows boot the external monitor is always recognized like this. When I restarted it today, my second monitor was no longer being detected. mbakp, jpsi, hqkzj, cet1, 9lphr, 2vhnaq, 9b2jd, 9qw0r, usdvd, i3dvps,