External monitor not detected ubuntu. Reboot did not fix it.
External monitor not detected ubuntu Unfortunately, my external monitor which is connected into HDMI-1 is not working on Ubuntu (Not detected). I am running nvidia-460 drivers (recommended). 04 not detecting external monitors. (For readability I have cleaned up this post drastically. Hoping I won't have to reinstall 20. EDIT: After I upgraded to KUbuntu 22. (As seen with the lines, it works with Nvidia specifically) However, the external monitor attached to the usb hub is simply not working. Second HDMI Display not detected (Ubuntu 24. 13. Tried many solutions on the internet like switching to lightgdm, older drivers versions (470) but without success. inxi -Fxxxz: Ubuntu 20. Stack Exchange network consists of 183 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. 2. I ran into the same issue when upgrading from Ubuntu 18. ThinkPad E470c, Ubuntu Studio 16. Inside the Displays menu, no additional monitor can be found or selected. USB-C connected external monitor: Detected and works. In my case it was caused by me executing nvidia-xconfig tool (following some online guide). The monitor never gets detected. Let me know in the comments if any particular tip did the trick or if you discovered another successful fix! I recently installed Ubuntu 18. In the list, click on the monitor you want to disable, and turn the I recently installed the nvidia-418 driver on my laptop which uses Ubuntu 18. @Malcolm I'm running my w530 right now with 13. conf which caused the problem after reboot. I have issues making 2 external monitors work on my Ubuntu 22. multiple-monitors; display; Share. That's it! You should be able to suspend your computer, and wake up with a functioning external display! If something is not working right, you can debug the I have a laptop with an external display connected via HDMI and I'm experiencing the following issue: After waking up the laptop from suspend mode, the external screen is no longer detected. 10 to 19. Ubuntu and the circle of friends logo are trade marks of Canonical Limited and are used under licence. 17: 34195: April 30, 2024 HDMI Monitor Detected, but no display output until settings changed 3050 Laptop Ubuntu 22. I downgraded to nvidia-435 driver, and it worked fine. Nvidia-364 package not in laptop, disallowing me to find my external monitor. This is how it set up additional drivers: The problem comes when I tried to use an external monitor through HDMI. When I conduct a second installation, it seems the installation goes through. Running xrandr would only show the internal laptop display. config/monitors. I have 4 monitors working on a Dell Inspiron 7786 & D6000 Dock and Ubuntu 23. 0 Distro: Linux Mint 22 Wilma base: Ubuntu 24. 04 to 23. I have 2 Graphic Units, so it should be able to work with 2 Monitors. 10 with 5. 1 LTS with this kernel: 5. I am new to ubuntu and I am facing this behavior and don't know what to do. 3. It would be really good if anyone can help me with that. Upon restoring the original - empty - /etc/X11/xorg. The monitor is automatically External monitor not detected on Ubuntu 18. Setup Ubuntu 22. System Settings > Additional Drivers. 2 not recognizing 2nd monitor. Hot Network Questions Bringing in a peanut butter sandwich to discourage lunch thief who has peanut allergy First place to look is /var/log/Xorg. I recently was messing around with creating virtual monitors with this script and streaming them to my ipad to extend my display. I checked the drivers in Software and Updates and it says that it is using the nvidia 390, and ubuntu-drivers devices lists that one as recommended. My settings: Lenovo ThinkPad E15; Intel UHD Graphics; What I tried: After you complete the steps, the display will be detected as a new external display on the computer. It's not being detected by Ubuntu. The issue could be with my NVIDIA driver, since when I changed the driver to X. 4 (HDMI > HDMI & VGA > USB C) 1. 0. 1 "Input Not Supported" when connecting 2nd monitor to laptop (HDMI to VGA) 1. Applicable Products: Notebook, Desktop, All-in-One PC, Gaming handheld, Motherboard, MiniPC, NUC, If you experience the problem of external monitors, such as abnormal display or audio is not working, please refer to the troubleshooting in this article. Reboot did not fix it. Then after successful entry, the external monitors go Since the last kernel upgrade on Ubuntu 22. As I use the mouse on the primary laptop monitor, chunks flash to show the desktop underneath for mere seconds but that's it. Linux. Share. In the normal Ubuntu Devices → Displays settings only the 2 monitors are detected and I can swap them around and change primary screen (fairly good - only crashed once with flashing When connecting the display through the thunderbolt enabled cable, nothing shows up, but the laptop screen starts cycling between on and off, while nothing happens on the external monitor. 1 not detecting external monitor after upgrade. Connecting it directly to the HDMI socket is working. 04 may not detect a second monitor if the monitor’s resolution is not supported by the operating system. 2 LTS installed connected by USB to a Targus ACP70EU docking station which in turn has a Lenovo external monitor attached via the DVI port. I have a lot of problems with the default installation, with first nothing working. If you The notebook is Windows native. I tried almost everything here and here. Fresh Install 2. drivers, nvidia, xorg, multiple-monitors. 04 External Monitor getting no input from laptop. For the most part, I can’t get a second (HDMI) monitor to function. 1, using latest driver 515. This tool (see help) generated a /etc/X11/xorg. 12. As a result, after a reboot, only the external monitor was detected. multi-monitor screen flashing GTX 1050. I'd like to change the setting to have one monitor extend the other, but the system doesn't seem to be picking up on one of the monitors. 0 Docking Station. I followed that deinstall instructions with. and ubuntu 19. 0-33, Audio device: NVIDIA Corporation Device 10f1 - External monitor not working on Ubuntu 20. If Ubuntu is not detecting your second monitor, it will be due to one of the following reasons. 04) 2. It does not appear on "Setting -> Device" (image bellow). And it works, here what I have done: Download After upgrading to Ubuntu 18. I think that I have a video driver problem and do not know how to try different video drivers made for Ubuntu. I have recently install 22. Ubuntu did not recognize the external monitor. The solution for me has been to: Ensure Ubuntu 22. 0-1032-oem), my monitors plugged in a WD19 Dell dock are no longer recognized. Once I log in, though, the external monitor attached to usb simply doesn't work. Change monitor pixel dimensions using software on Windows 10. I changed the display settings to Join Displays or just try to use only the 23’ external monitor, and I got a black External monitor not detected by Ubuntu 19. It seems to be detected in "Displays" section in settings, but when I try to use enable it in these settings then my laptop screen just goes black and settings are "reverted" to the situation where only "built-in" screen is used. The NVIDIA X Server Settings software can be opened by running 'nvidia-settings' on the terminal. I rebooted with Windows and my external monitor was detected, then I have shut the computer down and reboot with Ubuntu, then the monitor was detected. log (1. I have two Ubuntu computers and it's not detected on either. 04 external screen dont work. I had a similar but lesser problem on my previous 18. I use two 1080p external monitors one connected to the HDMI port and one connected through a USB-C hub. Screen 0: minimum 320 x 200, current 1920 x 1080, maximum 8192 x 8192 eDP-1 connected primary Then suddenly the power to my external monitor got disconnected and I switched the display to the laptop (using Fn+F4). I think the HDMI stopped detecting the monitor after a reboot. 04, it is not detecting my HDMI monitor. I discovered that prime-select writes a configuration file which causes the problem. conf on your system, if you don't have this file, make a . Modified 2 months ago. 04 may not detect a second monitor if the monitor is not properly connected to the computer. The issue: Now it is not detecting my main laptop monitor while the external works fine. So i switched to NVIDIA (Performance Mode) but then only one external monitor is working and the other one can't be I had a similar problem on an Ubuntu 12. Laptop keyboard and touchpad worked too. 04 64 bit not working. Screen not detected in the All settings > Screen display GUI (it used to work) Screen not detected via xrandr; Adapter is detected via lsusb (see below) Using Ubuntu 16. 10 - How to use I have an external monitor connected thru an hdmi port to the dvi input of an external monitor. So at least the system is now complete broken. 4 external RTX 2080 TI [SOLVED] on the Nvidia Developer forum with what appears to be a slightly different option for As today, my external monitor is not detected any more by my Ubuntu 17. But after that, unplugging & plugging brought the external monitor to life (showing the Desktop instead of the message "No signal Thanks @erik, my problem on Dell Latitude E5470 was the same and "sudo apt update && sudo apt upgrade" helped. When Ubuntu 20. 0 GiB, CPU: AMD Ryzen™ 5 3500U with Radeon™ Vega Mobile Gfx × 8 GPU: AMD Radeon™ Vega 8 Graphics, OS: Ubuntu 22. 10 with MSI computer and Nvidia graphics card. Dual monitor: Set the external monitor as main display but external monitor not working. 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!) Displays are detected but after a reboot, gnome or pantheon doesn't startup (system boots into terminal) At the end of the day, I unplug the computer and close the lid to put it to sleep. asked by PullJosh on 10:04PM - 08 May 18 UTC. Dell Laptop owners using the Ubuntu 20. (The USB devices on the hub work fine, so I know the port is working on some level. Additional drivers for my NVIDIA 680GTX not showing up in the additional drivers tool. 04 may not detect a second monitor if the monitor is turned off or turned off. 1 External monitor not detected anymore. Display Port monitor not detected Ubuntu 14. As suggested by Kulfy, the solution was to delete /etc/X11/xorg. External displays were working before (on 535. I even completely reinstalled Ubuntu after formatting my SSD, out of desperation! (External Monitor not working. I have followed these steps: and installed External monitor not detected on Ubuntu 18. 3 install/deinstall and reinstall to 5. xml ~gdm/. The only solution that worked was. 04 - VGA ok - Intel GC. My graphics card is GeForce GTX 1650 and I tried to download this drivers from After that, now Ubuntu can not detect the screen (Windows does). Switching between different kernel versions does not give any success, ubuntu-drivers autoinstall installs the 525 version of the driver, which slows down the system (apparent freezes are observed when the system is rebooted). 04 LTS with the following hardware: 11th Gen Intel i5-11400; H510I PRO WIFI MSI motherboard; no graphics card; It has With each distro there was one or more of the following issues connecting to the displays via docking station (direct HDMI works as far as I can tell): Display detected after It is highly likely that the HDMI will be disconnected which is why the external monitor is not getting detected. My problem is very similar to this one: External monitor not detected on Ubuntu 18. 0. 4 has lead to a system, where external monitors are not detected anyway. And I did not try the following: re-installing nvidia driver (it will make me even frustrated) However, none of them worked for me. 10, OS Type: 64 bit, Gnome: 43. OS: Ubuntu 20. 11. I am facing the issue of external monitor not being detected. To update the graphics driver, use these steps: Open Settings. Below I share system details, debug messages and configuration files. 10 to 24. 15. 04; lshw -c video sudo ubuntu-drivers autoinstall. 04 and now my external display monitors are not working. My external monitor (LG 32GK650F) is connected via a working HDMI cable which works perfectly fine in Windows 11. 10 to 22. 16. Now only the USB hubs of my TL;DR: Connecting notebook to an external monitor with VGA doesn't work, Ubuntu recognizes an "unknown" display but nothing appears in the monitor. 0-47-generic) and a Dell monitor connected via USB-C. -> lsusb -d 17e9: Bus 002 Device 008: ID 17e9:ff0b DisplayLink **ASUSTEK MB169B+** External monitor Ubuntu 11. Modified 3 months ago. I recently installed the nvidia-418 driver on my laptop which uses Ubuntu 18. You could check this using xrandr. 1) go to display configuration. Model: HUAWEI NBLK-WAX9X, RAM: 8. 3 and 5. conf file, and rebooting, the problem is gone. Also, the other GPU might use a Problem: On an Ubuntu based laptop, when I sleep or disconnect power to my external monitor then power up the system or reconnect the monitor again, the display doesn't come on. I have no idea what else I can do to further debug or change in configurations to get the system to handle the external monitor properly. Display is coming up only on external and there is black screen on After upgrading from 23. Now, when I dock my running computer, only one of the two monitors display something. 0 I have an external monitor to my laptop, which runs a dual boot system. On the windows installation it works normally. HDMI part connects to the external monitor and USB-C connects to my laptop (Thinkpad X1 Extreme Gen 2). I originally updated the kernel to be able to use two external monitors with my ultra dock. 14. If I plug in HDMI into laptop the monitor will say no signal and the screen stays dark. Hot Network Questions Setup: ASUS Zenbook built in display: Detected and works. During the login process, gdm3 seems to know that I have two external monitors thus all monitor painted dark purple. I would appreciate any help. Laptop is an Alienware M18 R2 (dual GTX675M) which is working with dual external monitors when using the Nvidia 390 (latest) driver. I have 2 different graphics cards in my laptop: Intel UHD630 and Nvidia Quadro600. When I plug in an external display (a TV in this case) I get nothing. 1 from 22. The issue was originally noticed on Arch Linux and the nvidia package, but I have replicated it with a clean install of Ubuntu 22. Hot Network Questions I had the same issue: built-in laptop screen not working, but external monitor working. sudo apt-get purge 'nvidia*' &&sudo add-apt-repository ppa:graphics-drivers && sudo apt-get update. thanks. When I logged back in one monitor was not detected anymore. 04 multiple screens stopped working. Org X Server -- Nouveau display driver, it recognized my external monitor. 04 desktop with an Geforce GT 640 (Baby Kepler version) and the nVidia 310 drivers. 1. Another issue, which may have a different cause, is that the monitor often tells me: ⚠️ Input Signal Not Found Check the video cable and video source. The problem is that the external displays are showing my cursor (as a weird cross), but are not recognized as displays in the Ubuntu settings and do not show any windows. 04) Ask Question Asked 4 months ago. I'm running Ubuntu 18. 10 laptop :(I know the monitor and cable are working correctly since it works on a different laptop. Checked Ubuntu updates download and third party software download. Issue Details: The monitors are detected in Settings > Monitors. The next problem, the internal monitor not working, was solved by this command line. I don`t see any option in system settings or any where. Ubuntu, nvidia Hi, I am using Ubuntu 20. The display of the GUI on the build-in laptop screen is ok, but when I plug in an external monitor using HDMI, it is not detected. pcie, boot [Windows 11/10] Troubleshooting - External Display Connection Issues. I'm trying to use two separate monitors on my notebook, one using the HDMI output and the other the VGA output. I then tried following this question: External monitor not detected on Ubuntu 18. Reached to step where I had to select one of the radio a. Hot Network Questions How to place a heavy bike on a workstand without lifting Traversal Heap Sort (No Extractions) How may I get an unlimited array of parameters, to be checked I recently purchased an external monitor (LG 27MK400 ) to use with my laptop. I never had issues with external HDMI monitors before the upgrade. Ubuntu 20. I recently updated to Ubuntu 20. I will test with a proper HDMI cable and new monitor as soon as I get one. The external monitor does work OK on MacOs Catalina. Related. And now the problem my second monitor which is connected via HDMI is not working, by not working I meant it's all black like it wasn't connected. After the upgrade, the system would detect an external monitor when it was first plugged in but it would not detect when it was removed. 2 (even this is not for UBUNTU 20. I almost want to say it is not detected, but it's not that simple. 04 noble Machine: Type: Laptop System: HP product: OMEN by HP Laptop v: Type1ProductConfigId serial: <superuser required> Chassis: type I have an external monitor that I'm connecting to my Huawei Laptop. Viewed 2k times 0 . You can also play with xsetroot -solid red etc. 05 and earlier), they broke with 535. I just installed Ubuntu 20. Problems installing Nvidia drivers, Ubuntu 15. 04 Lenovo Carbon X1 3th Gen NVIDIA GeForce GT 1650 Ti nvidia-driver-515 (proprietary) 2 external monitors But it's terribly slow. nVidia graphic card seems not revelead by ubuntu 12. This setup recently stopped working in terms of the external monitor is no longer being detected. The same monitor works in full HD with 22. . Further, I tried the X. The trick for me was to make sure to select "Ubuntu on Wayland" Without that selection, Ubuntu would not recognize the monitor attached to the d3100 dock AND the video output on the laptop screen was full of strange graphics artifacts. Update graphics driver. to make sure the framebuffer isn't just black. 04 My computer is an Lenovo ideapad 330. – dirkt Ubuntu 22. I am trying to connect external monitor via VGA(I tried even via HDMI,but no use) but not able to connect external monitor in my laptop. After reconnect (cables) from Laptop to the Dockingstation and from the Dockingstation to the Monitor it worked again not sure if it was an issue of the Dockingstation, Monitor or of the Laptop. 04 appear to have introduced instabilities with the old driver. Here it worked the first time I booted, however from then on I had to boot to safe mode Today I used my Laptop with Ubuntu 22. 0-53 This is a follow-up from Ubuntu 22. 04 into my laptop along with windows 10. Sometimes, however, it works fine. 10, I encountered an issue with my laptop and dock setup, where the two external monitors connected to the dock stopped functioning properly. 113. I'll accept it if I can get my monitors working. When I dual boot to Windows, I can use the external monitor without problems. 04 up-to-date, kernel 4. The monitor was later disconnected and when I reconnected it, Ubuntu failed to detect it. Asus X551ca HDMI resolution. Modified 1 year, 10 months ago. The keyboard and mouse that are connected through the dock are working, so its not an issue with the dock or the usb-c port. I have the same problem with Nvidia. This is what the settings pane looks like: This is the result of running xrandr: I am running Ubuntu 15. When used with other operating systems, the monitor has worked at full resolution. Also the external displays which are attached with hdmi to the eGPU are recognized by NVIDIA X Server Settings. 30. Stack Exchange Network. run file in the terminal console initially, I get a blinking cursor. nvidia-bug-report. After updating to version 18. 04 and it works out of box with external monitor & thinkpad monitor, (no nvidia driver, just the standard nouveau driver installed, which is there when i install ubuntu) - when I want to use an external monitor I switch do discrete graphics mode & optimus disabled - when I'm using just the thinkpad monitor or I run win8 with external I have a fresh install of Ubuntu 20. After plugging the cable in, the monitor just quickly shows “HDMI NO SIGNAL” after a few seconds and then goes blank again. I have an HP Z-book with a fresh install of Ubuntu 24. Now the driver is working fine, it shows up in Settings > About, nvidia-settings and nvidia-smi work fine. The Settings' About-menu recognizes a "Mesa Intel® HD Graphics 4000 (IVB GT2)". The driver is old and lately current versions of Ubuntu 22. 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. HDMI connected external monitor: Not working. I am trying to connect external monitor, tried 3 options: Using Dell dock (TB16) and thunderbolt port - which is working fine with older laptop, Dell 5591 - ethernet and audio are detected correctly in the system, but display is not. 04 : bluetooth devices are not detected anymore. It resolved the HDMI issue. Ubuntu 22. 04 after sleep. Can't get internal and external monitor working simultaneously with 20. Framework Laptop 13. Ask Question Asked 2 years, They fixed the problem of the laptop's built-in display not being recognized, however none of them recognized my external monitor. In fact when I try to boot my laptop with the external monitor being connected, the external monitor briefly displays the contents. characteristics: 12th Gen Intel® Core™ i7-12700H, 3050Ti Ubuntu 5. 0 vt: 7 dm: LightDM v: 1. 04. I have an issue with my external monitor which doesn't work on Ubuntu 21. " External monitors sometimes not detected. Hello I have a Asus TFU505 with Ryzen7 and GTX1650. 2 kernel on it. The monitors work if I connect them straight to the laptpop's USB-C port through a USB-C - DVI adapter. 04 on my Acer Aspire V15 Nitro laptop (which has a Geforce GTX 960M). Ask Question Asked 3 years, 6 months ago. Any help is welcome. Ran into Wifi adapter issue but fixed that by upgrading the BIOS. 04 does not detect external monitors connected via USB-C hub. Display going to sleep. Connecting directly to HDMI port to laptop - cable is detected but no signal on external monitor. I changed NVidia display driver to a newer version and it helped. I connect the monitor using Displayport and a docking station (Lenovo UltraDock) to my laptop (Thinkpad T460s). My machine is a Lenovo G510 essential, with no NVIDIA GPU (so it is not an nvidia driver issue as the answer to a similar question) and up to the 19. Ubuntu, nvidia. 04, now and then there is an update which bricks the ability to use an external monitor properly. There are no options in Settings>Display I checked this with a few monitors and found the problem was exclusively when I'm on Ubuntu. 04 machine. I installed 22. I have no idea why this works but it has I'm running Ubuntu 18. No, actually, I appreciate all the help. It is connected with HDMI-to-VGA_Adapter. Displayport over USB-C stopped working - faulty drivers? 17. This was annoying but I could handle it by manually deactivating the monitor in the Display settings. But I guess with a problem. So here is what happens when I boot my PC with the monitor connected by HDMI: I recently installed the nvidia-418 driver on my laptop which uses Ubuntu 18. 04 LTS. I have included third-part drives. 04 (currently 5. I have tried (including external monitors not working) 6. – External displays not detected; Ubuntu 20. 1, Windowing System: X11 However, this monitor receives no signal when connected. I even tried Ubuntu; Community; Ask! Developer; Design; Hardware; Screen only displayed in external monitor Ubuntu 16. Keyboard key to switch display mode does nothing Using Windows, everything works perfectly fine. 4 LTS; GNOME version 3. 04 to get my external monitors working via the dock again. 04 does not show anything in the Additional Drivers dialog; Installing nvidia-driver-440 and running nvidia-xconfig gets the nvidia card working but only the external display (displayport on usbc port) is My computer has ubuntu 21. 04 on my T450s (Intel graphics card) with kernel 4. The standard Ubuntu NVidia drivers generate some problems on slightly older and slightly newer NVidia hardware. 04, my laptop has been unable to detect/use an external monitor attached via HDMI. After running ddcutil detect the external monitor wasn't listed (although it was listed in Ubuntu Settings -> Displays). 04 - The only output I have is an HDMI output so I bought an HDMI to VGA cable to connect it to my external monitor. [/UPDATE] [UPDATE2] Drivers 5. 1-Ubuntu; 5. At least it detects the monitor, which it didn't before. I have an Acer Iconia tab w500 running Ubuntu 12. Viewed 491 times Ubuntu 24. Ask Question Asked 11 years, 6 External hard disk not detected unless reboot I'm running Ubuntu 18. But in reality it is connected. Yun_Zhou November 18, 2022, 11:46pm 1. 04 on an old MacBookPro9,2 (mid 2012), dual boot. I have tried few things but stuck. I am using an HP ZBook 15 G6 laptop, with "NVIDIA Corporation TU106GLM [Quadro RTX 3000 Mobile / Max-Q]" GPU and nvidia-driver-435 installed. ddcutil was installed indeed. Monitors: 1 0: +*eDP-1 1920/276x1080/155+0+0 eDP-1 If I connect one of my monitors directly to my laptop via the HDMI cable, it works fine. 04, XFCE 4. 04 xrandr: HDMI-1-0 . 04 may not detect a second monitor if the monitor’s drivers are not installed correctly. All 3 monitors worked before installing the Nvidia driver. I tried deleting X10 and similar and it only made things worse. When connected to laptop, the display turns yellowish as you can see: . In that case, the monitor It works perfectly fine on Windows (which excludes cable and hardware problems). Nvidia driver not working on Ubuntu 22. 0 MB) Thanks I've a similar issue. 0-59; I hadn't installed new softwares/drivers short before the problem; I don't understand what possibly changed to make it stop working. 04 I was able to use a Docking Station to drive one DVI external monitor, the display port to drive another external monitor as well as the builtin 15" screen, making a total of 3. When I come in the next day, wake it up, and plug the hub back in, the monitor is not detected. 04 does not detect external monitor. 04 on laptop Ubuntu 20. When I tried to connect my external monitor via HDMI cable the monitor was not detecting any signal, although it was working fine with the previous Ubuntu 18. config/ I have a Slimbook laptop with an external monitor (HP Elitedisplay E243) connected to it using HDMI. They don't show up in the display settings at all. Improve this question (Latitude 5590), and was having issues getting external display ports working with the Dell D6000 dock. I tried this display with Window laptop and MacBook and did not have any problem. 1 with intel video drivers; lspci -v finds: External Monitor not working. They are connected through Thinkpad Hybrid usb-c to usb-a dock (40af). 10 » Ubuntu Desktop Guide » Settings » Display & screen » Connect another monitor to your computer. Nvidia X server When I boot up Ubuntu on my dual boot laptop, the Ubuntu logo appears on both screens (connected with HDMI through Nvidia 1650) along with the HP logo, but the second I login, everything goes white on the second monitor. Install appropriate nvidia driver. The login screen appears correct as I can choose the user and enter the password on the primary screen, the other screen(s) is also on. 10 and want to use an external monitor. 2 monitors Ubuntu 18. When only one display is needed, for example, an external monitor connected to a docked laptop with the lid closed, the other monitor can be switched off. The external monitor was not detected at all in settings and the Nvidia Server Settings software was not installed as well as the log generating script. The external is an LG 24GM79G-B and it's connected via HDMI. After that I have not been able to get the display to the external monitor. 04, kernel 4. This system was upgraded from 22. sudo apt-get purge 'nvidia*' I try to setup a dual boot system. Settings -> Devices -> Displays shows only the laptop screen. 04 and the official nvidia driver install script. 04). 04 to 20. On a fresh install of 14. 04 on Lenovo Yoga Pro 7, it all worked fine. MSI Laptop with LG monitor intel + nvidia OS: Ubuntu 22. I am sharing my output of xrandr on terminal, btw I am absolute beginner to Linux. 04 installed on a Lenovo. It shows no signal but it's an old monitor connected with a VGA cable through a VGA to HDMI adapter, neither of which is particularly reliable so that might be the reason. Please let me know what other information you I am trying to use an external monitor with Ubuntu 19. I tried to change and to update the NVIDIA drivers, and also to use nouveau and nomodeset, but I still had no luck. Any help is DELL UPD2516 Monitor; Monitor was not detected after upgrade from 18. I run ubuntu 17. ubuntu, driver, software-and-drivers. External display not working after upgrading to ubuntu 24. Looking in the "Displays" menu, I can see only my laptop screen and one of my monitor. No matter what I do, I haven’t yet been able to make Ubuntu detect my second monitor, which I connect through HDMI. I was successful in this, but I later found that afterwards I was unable to I am not using a dock, I am using HDMI to USB-C cable. Visit Stack Exchange Ubuntu can detect the external usb screen, but it is not working. The monitor gets detected by the . 1, but cannot see more than 2 monitors with Ubuntu 24. I turned off the Machine, a few hours later the screens was not recognized (and the icon of my terminal wasn't loaded). Sorry for the lack of details, I am a newbie and I really do not know where to look for. Made the upgrade from Ubuntu 20. Even when plugged in, the "detect displays" button within the default settings app doesn't do anything. Also try changing the resolution of the second monitor with xrandr, and see what happens. 2. The external monitor cannot be detected. You can use the following information How to add a kernel parameter to temporarily or permanently add the parameter. 04 Upgrade. 3. Will try now 5. 04 nvidia-driver-515 not working/starting I have a Lenovo X1 Extreme Gen 5 laptop (running Ubuntu with kernel 5. Belkin HDMI to VGA adapter not displaying / not detected. When you add it temporarily, it adds it only for that current boot cycle, so if, for any reason, it seems to cause issues or it does not work, all you The dock has one HDMI port, and it is still working. So I purged the proprietary NVIDIA drivers and switched to the default open source ones. Impacted Systems: Latitude 5320; Latitude 7320 The only problem I have is that I can not get an external 27" monitor to be detected. (Though, disabling it works too supposedly). 04 my external monitor is not detected any longer. Ask Question Asked 1 year, 11 months ago. I am running Ubuntu 20. It's abou Ubuntu; Community; Ask! Developer; Ubuntu doesn't detect or display or so on, external USB Hard Disk. On MacOs, I have a perfect view. I ran into a similar situation in which the external monitor would no longer be detected by my laptop. 0-47-generic. 04 (adding mode, installing lightdm, etc. It works with my keyboard, but not with the monitors: ubuntu just does no recognize the external monitors when I connect them. working solution. External display didn't work. I’ve checked the Ubuntu settings and thunderbolt capability is correctly detected and enabled, it is also enabled in the BIOS settings. 04 install with nvidia drivers. External monitor not detected on Ubuntu 18. Did not select any option and quit installation from this point and powered off. I’m running ubuntu Ubuntu 22. Problem: in Ubuntu 24. Drivers - Linux, Windows, MacOS. I have a suggestion for a new version of Ubuntu. If I go to Settigs > Displays, I only see the external monitor, not my main one. I can toggle them on and off and rearrange their positions next to my laptop monitor in the settings. About a week ago the connecting external screens using Thunderbolt connection stopped working, the rest of things are working, like charging, Mouse and keyboard. 06 I am trying to use external monitor with my laptop running rtx 3060. The original problem, which was the external monitor not working, was solved by typing the MOK key to enable Secure Boot. Newly installed Ubuntu doesn't recognize second monitor. Yesterday it was working normaly and today when I startup my laptop it does work anymore. external Monitor via Thinkpad Dock with Ubuntu 22. I have tried multiple tricks to find a solution inside the Linux system. still not happy, i want a working nvidia driver one day /edit. I made a fresh install of ubuntu 22. conf and I have a dual boot system, one of them is Ubuntu 18. Viewed 50k times [RESPONDED] Displaylink Hub External Monitors Not Detected After Ubuntu 22. 04 with rtx 3060. Thanks in advance, Dave. 2) disable all screens apart from screen that also shows my bios and grub. My setup: I use GeForce Gtx 1050 mobile, I installed nvidia-driver-440 using Software&Update. Really not sure what else to do here. 04 detected my external monitor :-) Good Luck. 04, installed on an ASUS Zenbook 14. The monitor works on other computers. Powering on and shutting the lid with HDMI will make the screen work but then opening lid will make the laptop screen not work and stay dark (so it's not the issue with monitor/cable). 04 with 2 external screens, everything worked fine. External monitor not detected with USB-C adapter. I just bought a Lenovo USB 3. 04 for dual boot with Windows. My external monitor is not detected by Ubuntu 18. I guess my laptop is not detecting external monitor. Tried many I have a desktop computer running on Ubuntu 20. Pre homeoffice, this exact same setup worked, at home I connect directly to my external monitor using HDMI which works. I am running the system by overriding some drivers ('nomodeset' set on GRUB options). 10 version I had no problem connecting 2 monitors to it. 5. I use 18. External monitors not detected on Ubuntu. Ask Question Asked 1 year, 10 months ago. Therefore I am not able to use the external monitors. But, the external display is not recognized. Try adding the following kernel parameter video=HDMI-A-1:e to see if we can get the HDMI recognized. I understand that I have two monitors, HDMI-0(my external monitor) and eDP-1-1(my built-in monitor), now stop here :) if you don't have two monitors here, I mean if you missed one of your monitors, install Nvidia driver first, then check if you have xorg. So one of my main problems is that my Lenovo Legion 5 does not detects my monitor after I installed the latest NVIDIA v520 driver from the Ubuntu repo. Monitor detected on ubuntu but Had the same issue, plugging or unplugging the monitor didn't work properly. I have tried some solutions I’ve read in this forum, but no luck. 3) reenable screens 1-by-1 . Second monitor not detected using Ubuntu 20. No Display on External Screens on WD19 or WD19S Docks Connected to Dell Laptops Using Ubuntu 20. I discovered that prime-select writes a configuration file which causes I'm running Ubuntu 18. I am new to Linux so please be patient and explain exactly what to do. 04, my external monitor did not get recognized. Xubuntu 18. Not Working Nvidia GT 635M drivers. ) System Profiler command on MacOs (same machine) : with a new cable, a good one. 8; I have two monitors that are connected and are mirroring each-other. No matter if I log in with wayland or xorg, same result. So far I tried the following After upgrading from 23. Fix? I hope following this Ubuntu dual monitor troubleshooting guide helps resolve your second (or third!) display not being detected. I am trying my best to do my own research but I am left with no other option. 04, only to find that my second external HDMI-connected monitor is not recognised in this new OS version. You have to finally copy the monitor configuration to the the gdm (Gnome Display Manager), to let the configuration also apply to the login screen after boot (/var/lib/gdm3/): $ sudo cp -rvf ~/. I installed the 440 driver and after that the laptop would not recognize the monitor connected via the HDMI port. 04 Operating System have reported that they see no video output to any external monitor which is connected through the Dell WD19 or WD19S Docking Station. This can be frustrating and limit your productivity. A few days later, when I again swicthed back to my Ubuntu I recently upgraded to ubuntu 24. Modified 3 years, 6 months ago. After I enter my desktop, the additional monitor stops working. I've already tried the following solutions: sudo dpkg-reconfigure gdm && sudo systemctl start gdm3. Suddenly, the monitor stopped working (it was at a system start). I am using an Asus-UX560UQK laptop with Ubuntu 20. At first the external monitor worked perfectly, but after I switched from power saving mode (sudo prime-select intel) back to performance mode (sudo prime-select nvidia), the second monitor was not detected anymore. 2 and 5. – When I plug in the HDMI cable of the additional monitor to my laptop and restart my computer, the additional monitor works perfectly until I enter my password. The xrandr output looks like the X server thinks it's properly displaying stuff. Turn on / off the monitors like desired, and set the main monitor, afterwards apply. This problem plagued me for months but I discovered completely by chance that running lspci effectively refreshes the device display list. 36. nvidia rtx 2080 ti - dual monitor stopped working - smi driver not loaded - ubuntu 18. ) with no luck. 5: 7338: September 26, 2023 Intle i7 and RTX 3060 Notebook with ubuntu 22. Please add information on the exact model of your laptop (the output of sudo dmidecode -s system-product-name would probably be best). I have tried to follow some of the suggestions from External monitor not detected on Ubuntu 18. Make it easier to detect an external monitor. log to see what the X server thinks it's doing. Before the NVIDIA driver installation the system detected correctly both displays. My "Display" settings panel enables "Configure new displays when connected. My external display (old Lenovo, full HD) is either blank or only visible at low resolution. randr says its disconnected. The external display is not recognized in the Ubuntu display settings, or in xrandr. 10 external monitor not working. The output of xrandr is as follows:. sudo ubuntu-drivers autoinstall I'm running Ubuntu 24. Now on Ubuntu 20. Can’t connect external monitor to laptop. But now this is not solving my problem anymore and I can’t find any working solution to my Ubuntu 24. 104. On an older Thinkpad X1 Carbon. 04 and the suggested NVIDIA driver (proprietary, tested). xrandr is not detecting the display: The external monitor may not be detected or recognized by the system, and you may not be able to use it as an extended display. sudo displaylink-installer uninstall. Otherwise, there’s most likely a technical issue, such as an improper HDMI connection and a faulty cable or monitor. along side Ubuntu 20. I am connecting the second display through an HDMI port. The only solution seems to be restarting the system to regain display When executing the . Further system info: 18. Monitor works with HDMI to HDMI cable, so monitor works. After boot until disc encryption PW enter both monitors worked, then keyboard light, power light, laptop display turned off and only external monitor worked. 04 External monitor not detected. But the monitor is not detected. 4. 1. The cable works with Windows OS with no issue but does not work with Ubuntu. I have unplugged the monitor from HDMI, since its working but I plugged . Using Ubuntu, everything works except for the monitors, which are connected through HDMI. Quite often, XFCE fails to detect when an HDMI monitor or projector is plugged in. org drivers. We hope that this article has helped you to solve your problem and enjoy using your external monitor on Ubuntu 23. However, it seems the driver does not install properly because my screen monitor does not come up. Afterwards, I have tried to find a solution for the Dock driver connector to display my external monitor. After an abnormal shutdown my Lenovo ThinkPad X1 Carbon fails to pick up an external monitor connected via HDMI (xrandr outputs "HDMI-1 disconnected). I can plug in one monitor to it and Ubuntu uses it just fine. 4. Hello, My HDMI monitor is not detected since yesterday, when I switched on my computer. But after the upgrade, my extended display is not being detected. HDMI External Monitor no longer detected (Ubuntu 16. Try using any other word in place of none: when mounting a virtual filesystem like debugfs, the device name is not needed and is just a placeholder to satisfy the mount command. Next boot of 20. sh file and put these in it: I bought a new laptop yesterday and installed Ubuntu 23. sudo dmidecode | grep ThinkPad Version: ThinkPad X1 Carbon 3rd. Even removing and re-plugging the HDMI cable doesn't trigger any detection. It was like the HDMI port didn't work any more. It used to work on both Ubuntu and Windows 10, but recently and I don't know why, it stopped working on Windows, but surprisingly, it works normally on Ubuntu. Apps are rearranged when multiple monitors wake from sleep or power on. 04 does not recognize second monitor. I got it working thanks to this mans hint at askubuntu forum:. 04 external monitors black screen "Could not set the configuration for CRTC" 2. 8. Ubuntu 16. ) Here is xrandr when the monitor is not detected: The monitor would not be detected. I have to terminate the process because it never finishes the installation. When disconnecting and reconnecting a second monitor, in all trials expect one, the monitor seemed to be working properly: correct EDID, detecting monitors works properly, mouse moves off screen to other monitor's area, nvidia-settings reports proper Everything is now working fine except graphic card/second monitor. Note: The exact same pattern came up 1 year ago on Ubuntu 19 with the Intel Network drivers, that's how I got the idea. 04 ( my current ). 01, now no external displays (neither HDMI or thunderbolt) are detected. 04 Ubuntu OS and I lost external monitor connectivity. 17. xhjfr cioi jmzdb nfeac iaiq mwnewbc auueu zdyw bnh cyx