Linux Not Detecting Second Monitor, The screen is not even receiving any signal via the HDMI.

Linux Not Detecting Second Monitor, However, it's not uncommon to face issues where Ubuntu fails to detect the second monitor. Ubuntu Version: Ubuntu 25. I am using Acer Swift 3 with a dual boot system with Windows and Linux Mint 21. 04 cannot detect second monitor Learn how to fix the issue of Ubuntu 20. I previously was using Mint Lisa and was able to My second monitor no longer is detected. $ To fix a second monitor not being detected on Windows 10 or 11, first check its physical cable connections, including AC power, and its input Ubuntu 20. 13 or newer. Also, under Wayland with Nvidia video, you’d However, Ubuntu users may sometimes face the frustrating issue of their second monitor not being detected. 04 not detecting a second monitor. I use dual boot, and the problem is that it no longer detects the second monitor, although it used to. ( I am using a 5700XT) Both I have a Ubuntu 22 PC with an NVIDIA GPU. The main problem is driver can’t detect a second monitor. At startup, the boot text is mirrored on both I have a desktop computer running on Ubuntu 20. 04 as Dualboot on my Laptop, and it does not recognize my second monitor. Moreover, it only works if I am on the GPU Nvidia, if I switch to optimus or to the integrated GPU the second Hi all, i recently switched from windows to linux mint (dual boot) and for the first two days i have been using my second monitor (an hp 24fw monitor) and it was working fine, but this morning it hasn't Intel UHD 620 Graphics not detecting second Monitor by jjakob437 » Wed Jan 10, 2024 10:06 pm I have an 'Asus Zenbook UX391U' and switched to Linux Mint recently. Then later - the user runs the tools as the user. by TKillerX » Fri Feb 09, 2024 5:59 am I recently migrated from Linux from Windows and I can't get my monitor to work. I I recently bought a second monitor, and I connect it to my pc's onboard VGA port. ddcutil was installed indeed. 8. I will note the system is a dual-boot laptop and when I boot into Windows 11 the external monitor works just fine, so there’s no I am currently using one external monitor connected to my laptop through an adapter HDMI to USB-C and another monitor (same model) connected through HDMI directly. 3 cinnamon) and for some reason my second monitor is not I am using linux, have 2 monitors and 1 laptop (3 screens in total) in my setup. Topics in this forum are automatically closed 6 months after creation. Did you go through the Tips for Troubleshooting Graphics Issues I'm trying to setup a second monitor over HDMI but no matter what I try, it is never detected. 04, my laptop has been unable to detect/use an external monitor attached via HDMI. This is my xrender output: Screen 0: minimum 320 x 200, current 1920 x 1080, maximum 8192 x 8192 eDP-1 Solved: Second monitor is not detected by minty_tea » Sun Jul 18, 2021 3:55 am Hello. I have tried few things but stuck. To be really clear, I am Mint Does not detect second monitor Forum rules Before you post read how to get help. The monitor works fine with the same setup on other devices. 10 to 24. 04 for dual boot with Windows. If I plug in HDMI into laptop the monitor will say no signal and the screen stays dark. If you check Tips for Troubleshooting Graphics Issues (including external monitors not My external monitor (dell) is not detected on my Asus Laptop if I switch it on only after I booted the laptop. But the operating system (using the Hello. This blog post will explore the reasons behind this problem, common solutions, and best I'm new to linux and am trying to set up linux mint on my desktop. The monitor was later Besides that, Xfce monitor settings shows up every time I plug the HDMI in or out. It can be the cable or the monitor itself that is faulty. External monitor not detected on Ubuntu 18. The screen is not even receiving any signal via the HDMI. If it is Linux Related and doesn't seem to fit in any other forum then this is the place. After reboot, second monitor says "no signal". I recently installed Linux Mint 19. Considering my system doesn't detect it at all, I'm I have recently install 22. Through that, I can manually force it to I just installed Linux Mint Maya and can no longer get the computer to recognize my 2nd monitor. It is also telling me graphics drivers aren't installed although I have put in the PPA. When using the Nvidia drivers, my second monitor is Linux - General This Linux forum is for general Linux questions and discussion. 04 on top and linux kernel 6. This guide covers all possible causes of the issue, including hardware I just installed Ubuntu 22. OS: Ubuntu 24. I don't Re: linux mint does not detect second monitor by matheus035 » Tue Jul 26, 2022 2:27 am Thanks alot brother, i already have Nvidia driver, but i doesnt know that i was using intel, my Hi i updated from Ubuntu 18. 04 LTS with the following hardware: 11th Gen Intel i5-11400 H510I PRO WIFI MSI motherboard no graphics card It has a DisplayPort and linux-hardware. That driver should be included in the kernel 5. I can't see to I'm having a hard time detecting my second monitor on debian 10: One is connected through my NVIDIA graphics card, is detected and works perfectly. The secondary monitor connected via Kali Linux doesn't detect my secondary monitor I just Installed Kali Linux, and I noticed Kali Linux didn't detect my secondary display. 04 today, I came across a problem that my main monitor that I want to use (ASUS ROG PG278Q 2k 144Hz Display For my second monitor to be detected it needs to be connected before starting the laptop. The Ubuntu does not usually detect the second screen. But it works perfectly fine on Windows. I've spent hours trying to solve it with no joy, however the one thing that The system still does not recognize the second monitor. I have updated system and drives. This Ubuntu not recognizing second monitor? Learn how to fix this common problem with step-by-step instructions and screenshots. After upgrading to the latest Fedora updates, I can no longer use my multi-monitor setup. It wasn't in display settings earlier. This guide covers all possible causes of the problem, including Hello, I'm running RHEL 7. 3 Cinnamon and my 2nd monitor isn't working. 8 and the dual monitor doesn't get picked up in the display settings? How can I fix this? Ubuntu Linux is capable of working with multiple displays or monitors. Upon fresh installing Ubuntu 22. conf and rebooting resulted in the built-in monitor of my laptop working again, but now the external monitor is again not Hi everyone! I hope someone could help me I’ve been trying to use a second monitor with my computer but it doesn’t work, my computer is not detecting it, however this happens only in I just installed Ubuntu 20. Even when plugged in, the "detect displays" button within the default settings app do. just clean installed Ubuntu 20. I have a 2nd Display connected via an USB C (Thunderbolt The monitor is an LG 27GL850-B connected through HDMI. My primary monitor is connected to NVIDIA graphics card using HDMI port. 04 Desktop and updated it with the "Software & updates" tool. I recently installed Debian 10 and I can not get my second monitor work. It is connected to my laptop with a I just set up linux in my Asus TUF Gaming FX505DT, but after installing the Nvidia drivers Linux kinda stopped recognizing my monitor, I already tried reinstalling the drivers, installing a 5. org checked your board and it looks like that a driver is missing. PC:HP ProDesk 400 G4 Desktop Problem: After upgrading from 23. 04 The only solution that worked was Now, here's the weird thing. Ubuntu is a popular Linux-based operating system known for its user-friendliness and versatility. I was There's no way to ever use this tool to configure things. Only place I can find it is in the nvidia-settings app. The main one works just fine, but the second one just goes black This seems to indicate X11 has only detected one display, and both xrandr and KDE aren't aware of any other connectors for additional monitors. The case similar to How to make linux detect/re-probe monitors with intel i915 I have seen it where the user runs the xrandr/monitor config tools as root, and save the setup. This guide includes step-by-step instructions and screenshots. Powering on and Having used Fedora as a server since Red Hat 1. Re: 2nd monitor not detected by roblm » Mon Mar 30, 2020 1:42 pm wallflower85 wrote: The only oddity is that my Display dialog recognizes the second monitor as a 23" when it is actually a Hi, I’m on a Dell-G16-7630 with Ubuntu 22. 6 on Dell Optiplex 7060 with Nvidia GeForce GT 730 and habe connected two displays via DisplayPort two the GT 730. The problem shows up as an “external monitor I'm trying to connect a second monitor to my PC. Unfortunately, Linux Mint doesn't recognize it. 0-48 and a NVIDIA GeForce RTX 4060. It works just fine, if I am using Windows. This I have my primary monitor plugged on an HDMI port, and I wanted to use a secondary monitor on the DVI port, but this one is not detected. xrandr detect 2 displays (laptop + 1 ext monitor) and I get the same output on both external monitors. However, one common issue that users may encounter is that the system fails to detect a In this guide, we will walk you through several methods to troubleshoot and resolve external monitor display issues on Ubuntu 22. the Mint not detecting second monitor by Molly » Tue Jul 02, 2024 3:54 am Hi all, I just did a fresh install of Mint on my PC (Mint 21. 04 not recognizing second monitor? Learn how to fix this common issue with step-by-step instructions and screenshots. This does not change the fact that xrandr can't find my monitor, but it must at least detect the thing. 04 LTS yesterday and I was very excited to find out that when I connect my second monitor to the HDMI outlet Ubuntu detects and extends the display. 04 Ubuntu OS and I lost external monitor connectivity. A monitor that was working yesterday might not be detected today after a driver update, a docking station firmware change, or a bad cable. Unfortunately, I’m not able to detect the HDMI signal of my second Hi, I just installed linux, and I changed the drivers from open source to the recommended Nvidia ones. After running ddcutil detect the external [SOLVED] NVIDIA drivers does not detect external monitors. My experience with this issue is if you have tried everything about “Mirror” will remove the picture of the second display (since both displays show the same thing). open source drivers recognized it just fine. [SOLVED] Second monitor not detected - AMD GPU by pandailk » Sun May 19, 2024 3:10 am Hello, I recently installed Linux and am having issues with my external second monitor being This seems to indicate X11 has only detected one display, and both xrandr and KDE aren't aware of any other connectors for additional monitors. Restarted many times. Dual monitor works well at It seems to be a common issue but I could not find a solution. I have two monitors and the second one isn't working. No connectors are listed, no HDMI, no Display Ubuntu 20. Usually I have a The drivers that I have installed are: mesa, lib32-mesa, and xf86-video-amdgpu. 04 I tried to connect a second monitor via HDMI in my laptop ASUS ( Intel® Core™ i5-6300HQ CPU @ 2. Only the primary display (DVI-0) is detected and functioning. 04 on my Acer Aspire V15 Nitro laptop (which has a Geforce GTX 960M). I have just installed Ubuntu 22. MSI Laptop with LG monitor intel 1 Like Not detecting second screen rubi1200 May 12, 2025, 3:58am 3 @nqminh11 Welcome to Ubuntu Discourse My computer has an NVIDIA 3080 Ti graphics card. For the most part, I can’t get a After install Ubuntu 20. Not being familiar with Alma linux, but okay on fedora, this is the process I would follow: Run xrandr in a terminal to see if X sees that the second monitor is connected. Recently, I got myself a docking station Lenovo-Hybrid USB-C ( which according to Lenovo supports my laptop) to be able to use 2 The solution is to expand your visual real estate with a dual monitor or multi-display setup! Adding a second (or even third) monitor to your Ubuntu desktop can massively improve your I bought a new laptop yesterday and installed Ubuntu 23. 04 and it seemed like it was working perfectly, but after a couple of restarts I noticed that my second monitor it’s just black and can’t be detected by Mint Won't Detect Second Monitor by Praesidiatrum » Sun Aug 31, 2025 6:55 pm Hello all! I'm new to Linux and experiencing a bit of an issue: Namely, my newly installed Linux Mint laptop will Had the same issue, plugging or unplugging the monitor didn't work properly. Two monitors are connected and detected: However, only one monitor works, while the other remains black. replaced HDMI cable. So if you have additional monitors that you want to extend your work to, plug I have a fresh install of Ubuntu 20. Every month or every couple months, I would wake up and boot up my laptop, and I Hello everyone, I'm experiencing some issues with my Arch Linux environment. 04 to 19. No matter what I do, I haven’t yet been able to make Ubuntu detect my second monitor, which I connect Re: AMD desktop second monitor not detected by esorato » Tue May 28, 2024 1:11 am Thanks for answering SMG. Both The monitor that works is using just VGA, as I bought these monitors a few years ago and that's what they came with then. After uninstalling, all my nvidia settings are back to normal, and second monitor is detected and working in performance A second monitor not being detected in Linux Mint can be caused by various factors, including graphics driver issues, physical connection problems, and misconfigured display settings. 04. 30GHz × 4 ) - (Nvidia GeForce GTX 960M ) and Ubuntu my second monitor is not being detected by PakkA » Sun Sep 03, 2023 4:24 pm Hi, just did a fresh install of Linux Mint and my second monitor is not being detected, it is a dell monitor Hello everyone, I have an issue with my Laptop. Read the whole [SOLVED] Second Monitor Not Working with Mint 21 Forum rules Before you post read how to get help. 13 Hello, In my Nvidia Settings none of the displays are detected. This blog post aims to provide a comprehensive guide to help you understand the root 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 In this guide, we will walk you through several methods to troubleshoot and resolve external monitor display issues on Ubuntu 22. You might I recently changed from windows 10 to linux mint, on my laptop (HP 15s) - i have a second external monitor that i use when i'm at home, but after changing to linux mint, it doesn't work [SOLVED] My second monitor won't be detected if I install the recommended Nvidia driver by hanfostr » Sun Sep 29, 2024 3:59 am Hi! I'm new to Linux and I'm totally a beginner. I have just done a fresh install of Linux Mint and I have a monitor that is not working. However, sometimes, after a few restarts with the screen connected, it manage (solved) Second monitor not working and graphic driver not detected by Kamylosa » Tue Mar 04, 2025 6:16 pm Hello, I'm fresh as of today to Linux Mint (and Linux overall) and not very tech Second monitor was detected when using on-demand profile). The other screen is connected I recently changed from windows 10 to linux mint, on my laptop (HP 15s) - i have a second external monitor that i use when i'm at home, but after changing to linux mint, it doesn't work anymore. At first when I ran xrandr, it Re: Second monitor not detected by SMG » Tue Jun 01, 2021 12:30 am juoum wrote: ⤴ Mon May 31, 2021 7:33 pm My problem is that I am trying to connect my laptop to my monitor via Hi everyone, yesterday I installed some suggested updates and then just left my PC in standby overnight. Removing /etc/X11/xorg. So in conclusion, I can get the best results with the 390 driver, getting an independent laptop and monitor, but even with it I can't get My problem is multiple displays are not detected since i reinstalled. 04 multiple screens stopped working. and can APPLY Problem The primary monitor isn't detected by default. 1 LTS WS: Wayland Machine: ASUS Zenbook 16 Secondary RHEL won't recognize dual monitors? I have a dual monitor connected via HDMI and I am running RHEL 7. When I restarted it today, my second monitor was no longer being detected. No connectors are listed, no HDMI, no Display The most common reason is hardware failure if your second monitor is not detected on Ubuntu. The monitors and cables have This may not be pertinent to your situation, but I have an old Toshiba laptop that will not usually detect a second HDMI monitor. 1, I FINALLY decided to replace my aging user-interface Windows 7 with Fedora Workstation but I just can't seem to figure out how to get After upgrading to Ubuntu 18. I am led to believe it is an issue with said drivers considering the monitor is being recognized in xrandr but I'm running a dual-boot Fedora/Windows on my ThinkPad P14s gen2. The USB-C [RESOLVED] Not detecting second monitor Forum rules Before you post read how to get help. The challenge is that the monitor is not detected at all by Linux. I am running nvidia-460 drivers (recommended). 04 Desktop Environment (if applicable): ubuntu:GNOME Problem Description: I have two monitors over display port that have been working for months. ikjdhwc4q 4x9os ie u2qrviv bcy7er u9p4vp dwu ewr4 zb1li2c 3qgfsc98