Ubuntu external monitor 04 on laptop with AMD Ryzen 7 4800H and Nvidia This works for enable two external monitors on my computer (Ubuntu with i3wm): xrandr --auto That turns on all the monitors. A simple way to use xrandr is with --preferred to use the detected settings. Most cables, according to my experience, seem to have one pin missing. The fact is that it actually works, sort of. I already moved from the open source Nouveau drivers to nvidia-current propriety drivers for performance reasons, but Ubuntu (12. 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. Now I want to use the transformed iMac as an external display (notice that I don't have apple OS in parallel to the ubuntu) so the solution form: How to use iMac as external monitor for ubuntu laptop I have a 13 inch laptop running ubuntu and an iMac running OSX. So I don't think it is a hardware issue. But the external monitor is absolutely fine. The same monitor works in full HD with 22. Problem seems only occur on native resolution (using resolutions below native doesn't show this lines), using Ubuntu and external monitor. 99 Hz to 48. This is a screenshot of my display configuration: This is the output of xrandr: This is my monitor setup: I ran into the same issue using Ubuntu Mate 16. the about section of the settings says this about the graphics Turn on your external monitor and connect it via HDMI cable to your laptop/desktop. 04, I want to use an external monitor. I switched the main display to the external monitor and now it's white with the top menu and laptop screen is normal. 04 startup. "CRT-0" or "DFP-1"). It is detected by the display manager in settings and if I make a change to its settings and revert them back it unfreezes but after some work it freezes again. The 2 external ones are not affected. However, whenever I set the laptop display to "off" in the "Displays" setting, their isn't a display on either (the laptop screen and the monitor have no signal). 04 external monitors black screen "Could not set the configuration for CRTC" 2. 6MHz (turboboost disabled) Two GPUS: Intel 630 (CFL GT2) TU106M [GeForce RTX 2060 Mobile] You can use x11vnc to make a virtual screen and connect to it from the second machine through a vnc client. While fractional scaling was previously enabled, adjusting the scale factor had no effect on the external display. If it doesn't work try it with video=LVDS-0:d or to force output to The thinkpad is running 24. I have a Lenovo Edge E531 laptop with Intel HD Graphics 4000 running Ubuntu 19. Ubuntu and the circle of friends logo are trade Both the laptop screen and the external monitor turn blocky and orange and striated for about five seconds, and then it returns to the previous settings. a. More room for experiments. sudo apt install dconf-editor Invoke with. Ask Question Asked 6 years, 5 months ago. 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. Any ideas on what to do next? Ubuntu 22. I use a Dockteck 7-in-1 USB-C Hub and StarTech. I tried to organize the display placements, but when I drag built in monitor to the right all my desktop icons moves to the external monitor. If you’ve figured out the best command to set your external monitors, then you can bind it to keyboard shortcut. I have my laptop display set up to use 100% scale, but after connecting the monitor it reverts to 200%; After connecting via display port, my desktop background is displayed on the external monitor, so clearly Ubuntu starts to send some display data to it before things go wrong. For laptops, use one external monitor plus the existing built-in display; I hope this detailed Ubuntu dual monitor guide covered everything you need to know – from the initial setup to customization and optimization. I use an external monitor and my laptop's monitor in parallel. Whenever hooking up the laptop to an external 4k monitor, the dock disappears and input devices don't work anymore. The display settings dialog lets you detect monitors and arrange them. Monitor resolution issue. thanks. Hot Network Questions New Glenn and Starship testing approach differences Is there any way to force grub menu to show it's content in external monitor (for selecting the os to boot on win or ubuntu), I use my laptop more like a desktop with a monitor connected to it because of broken laptop fan socket. 1 cable). My Q&A: No 60Hz Refresh Rate option on my 32" 4k external monitor in Ubuntu 20. The current workaround appears to be: Go into Settings > Devices > Displays and configure your monitors the way you want for your login screen (in your case, internal laptop display disabled). [Unit] Description=Wake external monitor connected to HDMI after resuming from sleep, and when entering a display manager After=sleep. 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. 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. The issue appears to happen on hybrid laptops that have an integrated graphics card, either from AMD or Intel, and a dedicated GPU, usually from NVIDIA. 04). Thanks! With my Ubuntu 20. Monitor is : Philips Consumer Electronics Company 25" I have followed everything mentioned in this useful link:(Ubuntu external full HD monitor flicker) Frequency, personal laptop has frequency 60,00 Hz, external monitor has 59,95 Hz (have no choice to I installed 22. Furthermore when I open display on setting it doesnt show their either. The Settings' About-menu recognizes a "Mesa Intel® HD Graphics 4000 (IVB GT2)". 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. 04 External Display Stopped Working (Black) 3. I just installed Ubuntu 23. So far I tried the following, replacing the docking station with another UltraDock, exchanging the Displayport cable, using instead a Displayport to HDMI cable and reinstalling the displaylink driver. Refresh Device Display List. 10 with MSI computer and Nvidia graphics card, you can try the following steps: When i connect a second monitor to my “Framework HDMI output” (Samsung 4k display) i got 2 screen. Since upgrading to 24. 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. 0-47-generic. 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. 04 setup (before updating to 21. Sometimes my external monitor, which I connect to my laptop via HDMI, just freezes. Ubuntu 18. I want to plug a second HDMI monitor through one of the USB-C port, with a USB-C/HDMI adaptor. Dell Latitude G5 5590 CPU: Intel i7-9750H @ 2. Hot Network Questions I've just installed Ubuntu onto my Thinkpad p51 and I'm trying to connect my external monitor. External Monitors connected via HDMI to USB not working. The fist one works just fine extended with my laptop monitor. I had an issue with my external HD monitor which started flickering and the rows of pixels were unaligned with each other a bit so the picture was kind of blurry. 10, this no longer happens. The frustrating thing is that it worked perfectly when booting from the live USB installer. Its dual boot ubuntu/windows and windows sees my 4k monitor as 4k / 60hz. The problem is it won't work. It works with my keyboard, but not with the monitors: ubuntu just does no recognize the external monitors when I connect them. First clear/rest xrandr settings This is a known and reported bug with gdm3. 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. , Fedora, Debian and Arch) or Linux with GDM display manager. 04 + can now When I plugin my external monitor through HDMI, I can switch to "External Only" by pressing win+P. Unable to apply display settings for external monitor on Ubuntu 20. MSI Laptop with LG monitor intel + nvidia OS: Ubuntu 22. 10 on my Thinkpad L13. When I connect it to an LG 34UM88 34" Ultrawide Monitor, I only see a black screen with the mouse cursor. If the external monitor is not being detected, you can try refreshing the Ubuntu 15. On my laptop with 14. Monitors do not have "drivers" really. Identify you main I've my laptop connected to external After upgrading to Ubuntu 18. 00 Hz, the flickering is fixed. 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. Then I move the window to the external screen - laaaagg. 04, now and then there is an update which bricks the ability to use an external monitor properly. (Note: Changing this setting with an alternate desktop environment—such as Cinnamon—may Update the external USB monitor with your new resolution in the Displays settings in Ubuntu: You may have to unplug your USB monitor and launch the Displays settings screen with it unplugged here (Ubuntu has a tendency to try to load the configuration screen onto the messed up monitor which means you won't be able to fix its resolution). I also reset all changes made with tweaks (e. When the external monitor is set as primary, all applications started will run on the 1070. 5 installed and the hdmi port works fine, but when I tried to connect a second monitor using the dp port, nothing happens, I am using a brand new dp-hdmi converter and a new hdmi cable so I don't think either of those is the issue. 1 from 22. 04 and when I attach HDMI cable to hp external monitor, the monitor says no signal and then goes to sleep. I would like to expand the desktop to use all 3 screens, one built-in and 2 external. Ubuntu usually detects the connected displays automatically, but it might require a bit of manual intervention to set up configuration. and second monitor was detected. I have an external monitor (Dell p2319H) which I have connected over display port. Note: The Super key can usually be found on the bottom-left of your keyboard, next to the Alt key, and usually has the Windows If you can't access your system but GRUB is shown then press e on the Ubuntu menu entry in grub2, this will take you to edit mode and add the following option to the kernel line (add it to the end of the line which starts with "linux"). I'm also not sure what you're expecting. I did some search and it was suggested to switch to Wayland but it was also mentioned Wayland has its own set of problems. You current display should be highlighted in the list you should see a tick mark next to "Use this Hi everyone. My laptop is a Lenovo IdeaPad L340 Gaming with an NVIDIA GeForce GTX 1050 and I have been using Ubuntu on this machine for years. I want to put my external monitor on the left side but ubuntu seems to logically put it on the right side. I have an external monitor at home where the colors are perfect. No Display on External Screens on WD19 or WD19S Docks Connected to Dell Laptops Using Ubuntu 20. 10 with MSI Computer and Nvidia Graphics Card? To fix the external monitor problem on Ubuntu 23. I have no doubts your 'reputation' will soon increase here. xml with your favorite editor. Go to Settings>Settings Manager>Display. If you are meaning to switch multi-monitor mode (internal only, external only, join, mirror), you can do it with the keyboard shortcut Super+P. The solution was really simple. target display-manager. How can I solve this issue. Screen goes black after VGA external monitor plugged in. Yesterday I connected an Asus External monitor to my laptop dualbooting Ubuntu and Windows 11, it worked perfectly with windows but when I use it in Ubuntu, it shows something like this in the image: I tried a lot of stuff like changing drivers from Additional drivers, using Ubuntu on Xorg, changing resolutions from Display Setting. 1. Below I share system details, debug messages and configuration files. To open it, press the Super key on your keyboard or click the Ubuntu menu icon in Objective: Utilize 2 external monitors with this laptop Problem: Cannot display on any external monitors, though when this computer is in Windows 10 mode (dual booted), there is no issue. Connecting directly to HDMI port to laptop - cable is detected but no signal on external monitor. If I disabled the fractional scaling setting and used e. Monitor turns off and then it my thinkpad x201i has ubuntu 11. There are a lot of similar questions. . 0 fixes the problem (and is scriptable). that's not nothing. In this guide, we will walk you through several methods to troubleshoot and resolve external monitor display issues on Ubuntu 22. 04) The key idea is to edit ~/. 04; See also Hardware control solution (no software dimming) By now there are 2 softwares to do hardware dimming: ddccontrol (CLI and an GUI); ddcutil (CLI and an GUI); ddcci-backlight (driver to be picked up by GNOME and others); Tool 1: ddccontrol ddccontrol (note the double cc) is a tool to control the settings of many monitors in exactly the same way their on-screen 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. Therefore I am not able to use the external monitors. At least it detects the monitor, which it didn't before. Second display abruptly not working at full resolution (was fine yesterday) 2. The only solution that worked was. The problem arises when I try to disable the built-in display of my laptop. "I've recently installed the nvidia-418 driver on my laptop which uses Ubuntu 18. 04 xrandr: HDMI-1-0 Ubuntu can detect the external usb screen, but it is not working. I found that when I change my internal monitor setting from 59. 04 beta and 11. 04 slows everything down, almost to a halt. Ever since I upgraded to Ubuntu 21. Ubuntu recognizes the monitor and thinks it is displaying (I can move my mouse there), but the monitor will stay black. But with 20. In a previous post, I show how to My external monitor (LG 32GK650F) is connected via a working HDMI cable which works perfectly fine in Windows 11. Running xgamma -gamma 1. 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. Configuration entails selecting orientations, resolution or Today, everything on the external monitor is slow/laggy (mouse pointer, dragging windows, etc. I have the monitors turn off after X minutes of inactivity. However the display doesnot seem to be recognised (monitor displays "No display signal from device"). For those who have more than one monitors connected to Ubuntu machine, here’s how to turn off either laptop’s built-in screen or external monitor without dis-connecting it (Support both Wayland and Xorg). It affects both my external monitors, usually the one i am currently working on. gnome. Prior to upgrading to Ubuntu 24 my external monitor was receiving signals from my laptop which was connected to the external monitor via USBC via a DELL WD19TB docking station. The monitor never seemed to receive a signal from the computer. As mentioned, I am completely new to Ubuntu therefore I am completely unknown to basics or what may be considered as a common knowledge for ubuntu ussers. Similar to a couple of answers given, I was able to get it working using x11vnc by means of using my own code derived from the VNC Virtual Display Linker python code. The external display is not recognized in the Ubuntu display settings, or in xrandr. My external display (old Lenovo, full HD) is either blank or only visible at low resolution. When connected to laptop, the display turns yellowish as you can see: . I had a couple of issues with this code but I managed to get it working as shown below. I tested it with different cables both HDMI and VGA and also on Windows. 15. 3. You should see a list of two displays in the left pane: your current display and another one for the external display. – Gary. Even when plugged in, the "detect displays" button within the default settings app doesn't do anything. 04 LTS. Video card: Intel Corporation Mobile GM965/GL960 Integrated Graphics Controller (rev 0c) External Monitor: 16:9 resolution, connected via HDMI. 7. I can still interact with applications by moving them to the laptop screen using the keyboard. The external monitor is the primary monitor. If I plug a USB stick to the adapter this is immediately recognized (so I guess that the adapter itself works and my linux system “sees” it) but I tried In my opinion Ubuntu should be able to detect automatically that there is no external monitor present and switch to the laptop monitor. 0 "xrandr: Configuration crtc 0 failed" after xrandr --addmode command. Display settings: The unknown display: When I have a second monitor connected I'm able to turn off this display, but I can't do this when I only use the built-in screen. Dual screens can truly upgrade your workstation. 04. Hot Network Questions Numerical Methods: Mathematically, why does this python program give such Specifically, I'm looking to find out how my external monitor is being detected by the system when connected by HDMI cable and what it's (not sure of the correct term here) hardware address is (eg. You can manually configure connected monitors here. 04 nvidia 346. I have a Lenovo extreme gen3 with ubuntu 22 installed. How to Fix the External Monitor Problem on Ubuntu 23. 04 LTS, when the computer is inactive for several minutes, the screen would lock and the displays would turn off. 4. I’m running ubuntu Ubuntu 22. Issue with second monitor on Ubuntu 18. Update: For clarification, the problem happens only with my user and once I In preparation for Windows 11, I am trying to migrate to Linux. Visit Stack Exchange Ubuntu only recognizes one external monitor and, when I turn both on, I have the same image on both external screens. 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. Take advantage of the flexibility and convenience of an expanded desktop. However it still works fine with an other monitor at my office, and on the other hand, my monitor still works fine with my desktop PC The external monitor is not compatible with the resolution or refresh rate of the laptop display. Can't get native resolution (1440p and 144 Hz) on Ubuntu 20. Make sure to switch on the monitors. Graphics : Nvidia RTX 3050ti Can’t connect external monitor to laptop. Also the external displays which are attached with hdmi to the eGPU are recognized by NVIDIA X Server Settings. htt Unable to use external monitor in Ubuntu 16. All other connected monitors (if exist) will be turned off. If the computer detects the monitor in the older kernel, you can go back to the latest one without any problems. Run xrandr to get the names of your outputs (I use LVDS1 and VGA1 below) and then you can use something like the following: # enable both screens and put external left of laptop xrandr --output LVDS1 --preferred --output VGA1 --left-of LVDS1 --primary --preferred # enable laptop screen only xrandr --output . I then would run that set of commands so I recently got a new cybergeek mini pc which came with ubuntu 22. But after I switched to nvidia-current-updates it instantly displayed Ubuntu on my external monitor after reboot. If adjustment is needed, users can change the settings through Ubuntu's system settings app, permitting different display modes including joint displays, mirrored content, or single display. If you prefer a gui based solution, you have to install. I see all the colors red. I am running Ubuntu 20. Note: My Alienware AW17R3 has the external HDMI port hardwired to the nVidia Geforce GTX970M GPU as well and I cannot use the Intel iGPU to drive the Laptops HDMI external port. The post details how to add a second or external monitor in Ubuntu Linux, which automatically detects additional displays. I discovered that prime-select writes a configuration file which causes The notebook is Windows native. 0. This tool have two commands: get-edid and parse-edid: tools to retrieve and interpret monitor specifications using the VESA VBE DDC protocol. video=LVDS-1:d Then press CTRL+x to boot with the edited kernel command line. i had to choose built-in monitor as primary to Look, this is what my Ubuntu sees, it thinks that the 1080 monitor (22") is smaller than my laptop's one (15. The laptop has VGA and HDMI, and ubuntu 14. I had to modify the resolution parameters because "auto" was giving me a distorted view on the external monitor. I have used the terminal to manually turn off the monitor. Step 1: Connect Your External Monitors. Ubuntu use to see it as 4k / 60hz until a recent update and now it thinks its 4k / 30hz (HDMI 2. 04 This happens every other minute, but sometimes i can sit for 30 minutes before it happens again. , GTX 1650) doesn't appear as active, your VGA might not be optimally utilized due to driver issues. I have an Intel NUC PC with two external monitors. 04) because it had some bugs (but it was possible to connect the external monitor), such as crashes and the fact that I couldn't use the graphics tablet, which is the main way I have to work, on both monitors, it only worked on the native one) I just installed Ubuntu 20. service I recently installed the nvidia-418 driver on my laptop which uses Ubuntu 18. Dell Laptop owners using the Ubuntu 20. When i disconnect the second monitor it go back to normal. 0 cable. Which is opposite to other people's issues that I read. 2. 11. 80), and it can do TwinView using the Nvidia X server [ubuntu] External Monitor Resolution MacBook 5. Now I've installed the Nvidia restricted drivers (177. Then I move the window back to the laptop screen, and all is fine again. Unfortunately it does not work. It works. com USB 3. Your pictures in the blog are very useful anyway. Previously I used the iMac as an external display to my MacBook Pro 15' using the combination of cmd+F2 and it worked. but when i connect the monitor the second time, laptop screen goes complete black and My laptop's LCD broke and I removed it. I just installed Ubuntu on an old laptop. I connected my Ubuntu computer to another monitor and get same I recently upgraded to ubuntu 24. ubuntu 2. 3 LTS) the screens freeze. The hinges are broken, so I prefer to use it with an external display. The monitor is detected (xrandr gives the following:) xrandr --listmonitors Monitors: 2 0: +VGA-1 Ubuntu; Community; Ask! External monitor detected but receiving no signal (Ubuntu 24. According to the Apple website, the 27" model that I have is capable of displaying input from an external source via its DisplayPort connector with the Apple OS installed. Returning to the question: After a while, I updated the system (it came in version 20. The touchscreen works flawlessly in Ubuntu 11. If the monitor is plugged in after booting, it usually will not work. The external monitor is physically larger than the laptop's internal display, but they both have the same number of available pixels, so any content displayed on the external monitor will indeed be physically larger due to the lower DPI (the pixels themselves are larger, so there are fewer per I broke my notebook's display a while ago, but it still works fine with an external monitor apart from that. 04 installed. In Ubuntu, Under Settings, the Displays listed only the laptop screen, not the monitor. 04 no primary screen on laptop when external screen is unplugged. If the name of your VGA is, for example VGA2 (as you said), then run:. 1 LTS with this kernel: 5. 8. 04 on an old MacBookPro9,2 (mid 2012), dual boot. font sizes), and fractional scaling is off. 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. 04 handle 4k external monitor. Let's say I open a terminal on laptop monitor, all is fine. 04 - Second External Monitor not Working [Nvidia GTX 1650] 13 NVIDIA - Ubuntu 20. I'd like to use the iMac as an external monitor for the laptop. I have tried few things but stuck. Every time that I extend desktops, the graphics work just fine. For example, I have a DELL laptop with the Intel Iris XE video chipset. Once ready, open the VNC app and open the saved connection. Handling when an external monitor is plugged in. XPS 13 9300 Ubuntu 22. Related: https://apple. Updated script (Jan'24) Here is my updated script to replace step 8 and 9, and run the script in background using root cronjob. 0 Docking Station. 04, and now Ubuntu 21. For extended desktop, you can use a dummy male VGA or HDMI (I used the ones of a broken monitor not plugged to the electrical network) connected to your main computer and add a "virtual screen" with xrandr. There are no options in Settings>Display for the monitor. It would be really good if anyone can help me with that. For more about the tool, run gnome-monitor-config --help or go to its project page in github. 04 in my laptop. Now I permanently added a monitor via HDMI. The good news is that it works just like the Wacom drawing tablets. 10) How can I make my external monitor a separate workspace? Ubuntu has two "workspaces", right now when I hook up the external monitor, it just extends the current workspace into one large one instead of two separate ones. 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. The graphics card is a Radeon 4850. Issue Description: The external monitor freezes randomly while the laptop screen remains operational. and a new 4k 28inch Samsung monitor. (Ubuntu 9. If i go to settings (from ubuntu22. Go to Ubuntu Software Center and do a search for DisplayCal. It should show the second display. I run Ubuntu 24. Ubuntu 16. As I use the mouse on the primary laptop monitor, chunks flash to show the desktop underneath for mere seconds but that's it. I have included third-part drives. This can be VGA, VGA-0, VGA1, VGA2 and others. Sorry for the lack of details, I am a newbie and I really do not know where to look for. sudo apt-get purge 'nvidia*' sudo ubuntu-drivers autoinstall Now, here's the weird thing. The monitor will only work correctly if it is plugged in from boot, and even then it sometimes takes a (couple of) cycles of windows+p to get it on. Is there a way to resolve this problem? My laptop is a lenova x240, running External monitor via HDMI will not display; xrandr says HDMI disconnected; NVIDIA GPU I had Ubuntu 22. HiDPI laptop screen with HD external monitor DPI issues. 04 and restarted the Ubuntu iMac. Can't get internal and external monitor working simultaneously with 20. First run: xrandr --current to get the right name of your VGA. This is my setup: Samsung 27" + Acer 24" monitors -> TESmart Dual Monitor KVM via HDMI -> Thinkpad Pro Dock via HDMI/DisplayPort -> Lenovo Thinkpad T440p Ubuntu 20. 04 with Nvidia Card. 200% scale then both monitors were set up for 200%, but what I wanted is to have my primary monitor at 200% and secondary at 100%. With Windows 10, the external monitor works also fine. Once I upgraded, the monitor stopped receiving signals. After upgrading to Ubuntu 18. sudo ubuntu-drivers The OS is Ubuntu 22. In my case, I have: eDP-1 (Internal) DP-2-2 (External, Dell 1920x1080) DP-2-1 (External, Eizo 1280x1024, rotated to the right) Calculate the full size of your framebuffer --fb, in my case, I want to use only my external displays: diagram. Every month or every couple months, I would wake up and boot up my laptop, and I would find that suddenly my monitor didn't work again. 04, computer keeps shutting down when I close the lid, I've already checked logind. Accessing Display Settings. Ubuntu external full HD monitor flicker. Click the "Save" button when done. It doesn't matter if I have a second display connected or not. sudo add-apt-repository ppa:graphics-drivers/ppa -y sudo apt update ubuntu-drivers devices sudo apt install nvidia-driver-535 sudo reboot None of them have worked. 04, my laptop has been unable to detect/use an external monitor attached via HDMI. I have a problem in connecting a second monitor. When I dual boot to Windows, I can use the external monitor without problems. Dell D6000 Docking station issues in You can use the following command: xrandr --auto If this doesn't disable your non-existent VGA, then use the following method:. Modified 1 year, 3 months ago. EDID (Extended Display Identification Data) is a metadata format for display devices to describe their capabilities to a video source. 6"), so if I raise my cursor somewhere near an upper corner, it doesn't leave the laptop's screen, I have to "cross" the screens Thank you. I recently installed ubuntu 22. config/monitors. For example this one suggests a complicated solution with hotkeys. - I have done some variations from what you recommended, using different keys, and adding a third one just I have an ASUS notebook with ubuntu 12. Modified 2 years, 6 months ago. My laptop has only a HDMI plug and I need to use a DVI cable. Now that laptop would do fine to replace my grandpa's obsolete Desktop PC, but for that I would like it to switch to the external monitor on Using optirun, it's way more (200 fps, same as on laptop monitor). This used to work, and it suddenly stopped working, I Run xrandr to determine the names of your display outputs. 17. This is just a general question, but for reference, I'm using: Asus UL30JT laptop - running Ubuntu 12. 04 and now my external display monitors are not working. 04 I selected "NVIDIA driver metapackage from nvidia-driver-460 (proprietary, tested)" in "Software & Updates If rebooting and checking connections don’t work, the next place to check is Ubuntu’s display settings area. dconf-editor& or by searching the program dash. when I start X on an external monitor, my driver incorrectly sets my color profile and my screen is unusable. I think it is very handy and useful, but it is not available under the GNOME Keyboard Shortcuts settings. For Ubuntu 20. 04 on external monitor (2560x1600) extremely slow. Lubuntu/MultiDisplay (last edited 2014-02-12 06:02:28 by d199-74-5-27 ) In case you use the external monitor for the most time, you may also set it as primary display for the GDM login screen by following this tutorial. Input lag can be SEVERAL SECONDS for the external monitor. With Ubuntu 20. 04, the virtual screen resolution on the external monitor is larger than the physical resolution, resulting in unusable scaling. They are connected through Thinkpad Hybrid usb-c to usb-a dock (40af). 04 and I have tried almost every suggestion placed on forums like this to activate the external monitor but it never worked, hence I've promised myself that I stop trying. I tried everything from changing some settings I have recently install 22. 1 LTS. And then I needed to I'm using standard graphic drivers provided by canonical, legacy one from AMD don't wont to install on this version of Ubuntu (14. Ubuntu still freeze; monitor; external-monitor; J. This works. I checked HDMI cable on another Ubuntu computer and it worked. I tried this display with Window laptop and MacBook and did not have any problem. 04 Ubuntu OS and I lost external monitor connectivity. But when I logout & login the system, it reverts back to using both laptop & external monitor. 1 Intrepid I've recently learned that messing with fractional scaling within Display settings of Ubuntu 20. Before the fresh install I have used Ubuntu 22. settings-daemon. sudo apt install gnome-shell-extension-prefs chrome-gnome-shell. Any help is welcome. Using Ubuntu's display manager, the position of the second display can be slightly altered. It was working fine. It occurs only during logging My setup consists of a 4K external monitor connected to a laptop. 04; lshw -c video gives the following output: *-display How to use iMac as external monitor for ubuntu laptop. NOTE: This tutorial is tested only in Ubuntu with default GNOME desktop! Though, it may also work in other Linux with GNOME (e. The screen becomes laggy and, when watching a video, the quality is awful with motion. 04, run command to install “Gnome Extensions” app instead, as well as agent package for browser integration. 04 - HDMI second monitor with blank screen, but xrandr detects it [Bug reported on Launchpad and freedesktop's gitlab] My problem is that my laptop screen is broken/unresponsive, and I cannot see grub, as the external monitor is started only once grub has . 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 The following answer enables the monitor on the right to be the primary monitor (Ubuntu 14. Whilst I was working today, my external monitor suddenly indicated "no signal" I have tried all these. EDIT: I am using two external monitors. Bind gnome-monitor-config command to keyboard shortcut. I mean, the external monitor is recognized correctly and all that, but it says there’s “no signal” from the HDMI cable. I followed instructions found here: Using Two Monitors in Ubuntu 20. This is done by using x11vnc, the following is derived from the VNC Virtual Display Linker python code. External monitor is connected by HDMI 1. Ubuntu; Community; Ask! Developer; But this does not work, I don't see grub, and the monitor only starts once Ubuntu has been selected. In my display settings there's always an extra display called "Unknown display" set to a resolution of 640x480. 04) Ask Question I have tried all of the recommendations I have seen available online to fix the problem in Ubuntu 22. I'm trying to get the display set to the external monitor only (I don't want any display on the laptop screen). If I switch to nvidia Prime graphics, the laptop monitor shuts off completely, but the external monitor performs very well (2000+ fps). 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. I will try an HDMI cable once I get my hands on one. I can plug one external monitor with the built-in HDMI port of the laptop. When I closed a laptop lid, then the laptop screen is turned off and an external montor was still turned on. At that point the touchscreen is aligned to the combined original screen and external monitor, which means you cannot use the touchscreen properly. 10. I tried installing drivers with: sudo ubuntu-drivers autoinstall but that didn't seem to fix it. When I use extend mode, the external monitor + notebook display does not have Ubuntu did not recognize the external monitor. I had a couple of issues with this code but I I bought Lenovo thinkpad t14 amd gen 1 laptop with vega amd ryzen 5 4650 pro and vega 6 graphics card. Guide on how to deal with a wrongly detected external monitor connected through VGA-cable. Viewed 1k times 0 . Hot Network Questions Use of "Her" in general cases - purely stylistic? I've got a laptop with and an external monitor via hdmi and the laptop screen is totally white apart from the menu on the top. The weird problem is that all the external monitors other than my one at home, don't work. I ended up combining the commands so that I can set up a desktop launcher to automatically turn on the external monitor then turn off the laptop monitor: $ xrandr --output eDP-1 --mode 1366x768 && xrandr --output HDMI-1 --off Actual for ubuntu 18 and 20: Try to (independently or together): adjust screen resolution for not-primary monitor; adjust screen refresh rate (decreasing for 2nd monitor helped) if you have nvidia graphics choose nvidia driver in 'Software & Updates'. Virtual Monitor Over VNC. WIth 21. I have NVIDIA GeForce GTX 1060 Mobile videocard. -> lsusb -d 17e9: Bus 002 Device 008: ID 17e9:ff0b DisplayLink **ASUSTEK MB169B+** I also followed all the steps from here. 20. All of which did not result in a success. it worked at first time, everything is fine. I will test with a proper HDMI cable and new monitor as soon as I get one. This is how it set up additional drivers: The problem comes when I tried to use an external monitor through HDMI. There's a similar question here, but it does not apply to my case External monitor set as primary even when disconnected from laptop. But when I connect an HDMI cable to my other monitor, the screen flickers on the laptop and nothing shows on the other monitor. power lid-close-suspend-with-external-monitor 'nothing' Using a gui. Then I disable the duplicate desktop and setup the resolution (eDP-1 - my laptop monitor, DP-1-1 and DP-1-2 - 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. For unknown reasons, the laptop screen was working, but the machine did not seem to recognize the external monitor connected by HDMI. If your VGA (e. 10 with 5. First: sudo apt-get install read-edid Then try: sudo get-edid | parse Recently, I installed an external GPU (HD6870) on my laptop which connects to an external monitor. From time to time the internal monitor freezes. With this solution you can use any OS that is able to connect via VNC to your Ubuntu machine like a second screen. Connect your external monitors to your Ubuntu machine using the appropriate cables. The screen will lock after 5 minutes of inactivity, but the monitors never turn off. gsettings set org. To turn off the external monitor (DP-1 in the case), just enable eDP-1 which also leave all others disabled: Problem: in Ubuntu 24. Still, in the last couple of months, Ubuntu crashes all the time after a couple of minutes The problem When connecting an external monitor DELL (60FPS) via HDMI and disabling the notebook display, the screen becomes laggy. I recently purchased an external monitor (LG 27MK400 ) to use with my laptop. Primary display seems to be ok, but any external monitor (tested on 1920x1200 Dell and 4K Panasonic) I connect via HDMI (the only option) has issues with sharpness (see the Figure, right, note the edge). xrandr --auto && xrandr --output VGA2 --off I have a laptop that is hooked up to a monitor via a VGA cable. I am new to Ubuntu and installed 18. Keep Ubuntu Server running on a laptop with the lid closed? Ubuntu graphics performance slow with external monitor AND notebook lid closed I just bought a Lenovo USB 3. I then disconnect the cable and restarted the iMac again, some random red, blue and green lines appeared on the iMac screen. Kubuntu 16. 59 external monitor display - windows stretched; click offset is off. 10) didn't recognize my external VGA monitor. conf, settings are set to suspend. Sometimes you do have to eliminate Ubuntu from the equation. g. i try to connect an external monitor(a HP LCD) to the laptop. But it mirrors the first external display into the second display without detecting it. How to keep workspace structure when external main screen is disconnected. I have an external monitor (Dell 24 inch) that I hook up to my laptop. Viewed 22k times 9 . 04 as a dual boot with Windows 10 on an Alienware Laptop. 10 Ubuntu external monitor crash. Step 2: Open Display Settings Ubuntu External Monitor Only Shows Mouse Cursor. It works fine on my laptop monitor. Using Intel graphics, Chrome became unusable on the second monitor, until I disabled hw accelration in Chrome settings, when it became quite Stack Exchange Network. 10, at least until you connect an external monitor. External monitor not detected on Ubuntu 18. ), while the laptop's internal monitor is fine. Ubuntu 20. Ubuntu 22 Freezes - External Monitor I have dell xps 9575 and have had no issues with different linux distributions until I installed the latest version of ubuntu 22. My laptop is closed so I am not using my laptop monitor. I spent a lot of time debugging nvidia drivers, nvidia-xconfig (when I run this command, my laptop freezes at startup) and Open Nvidia X Server Settings and make sure the Nvidia profile is selected - external monitors ONLY work with the discrete GPU - and reboot if necessary. Ask Question Asked 2 years, 6 months ago. Everything worked fine on Ubuntu 22. The Intel iGPU will only drive the builtin display and Thunderbolt 3 USB-C It resolved the HDMI issue. After an abnormal shutdown my Lenovo ThinkPad X1 Carbon fails to pick up an external monitor connected via HDMI (xrandr outputs "HDMI-1 disconnected). Ubuntu 22. monitor showing up in xrandr, but blackscreen. To do so I bought a USB-C to DVI/VGA/HDMI/USB3 adapter. Initially, the iMac restarted with blank screen, which scared me a bit. 0 to 4K DisplayPort External Multi Monitor Graphics Adapter to connect both monitors to the After upgrading to Ubuntu 18. 2 LTS Internal monitor 2 external monitors The issue occurs only on the internal monitor. 04; This answer: Super User: Hooking up a second monitor using a USB-(Displayport/HDMI/VGA) adapter; This answer: Ask Ubuntu: USB to HDMI adapter that works with 20. I changed the display settings to Join Displays or just try to use only the 23’ external monitor, and I got a black screen. 04 installed on a Lenovo. So I I have an issue with my external monitor which doesn't work on Ubuntu 21. 04 the external monitor is extremely slow (frame rate drops, response times lags). 04) two external screens and the laptop screen worked. I had the same problem with a (2007) Dell laptop with an Nvidia card. 2 kernel on it. I have an MSI mpg321urx and a BenQ ex2510 monitor. I'd like to make use of the large display as a second display for my laptop that is running 16. Dell D6000 DisplayLink dock blanks screens. I can think of 3 explanations: I am not specifying the screen the On some laptops there will be more than one external monitor port, in which case you may have to turn off the unused port before activating the desired. plugins. I have the same issue with another screen (LG display 4k) and USBC adapter (chinese brand) but only on 1 usbc port (i have 2 usbc). I decided to set up dual boot (Windows + Ubuntu). My external monitor was working fine but after unpluging/repluging it, it's now detected as "unknown" in my display settings, and I don't get any signal on the monitor. At first, the external monitor worked perfectly, but after I switched from power-saving mode (sudo prime-select intel) back to This command will restart the GNOME Display Manager, which is responsible for managing screens and user sessions. 04 on my new AMD powered laptop. It's a Lenovo Ideapad 5 15IIL05. How can I set up Ubuntu 12. If you are connecting your external monitor with a VGA-cable, check that it has all 15 pins present in both ends, otherwise automatic detection might/is bound to fail. this may cause strange result after rebooting. The fuzziness is extremely annoying when reading black text on white background. I have always used (2x) Alt+F3 to switch from the built-in screen to additionally and then exclusively the external monitor. In a previous post, I show how to hook up an external This post is about setting up multiple display monitors on your Linux Mint or Ubuntu Operating system. 10 to only use and show the external monitor and disable the LCD? Right now, I cannot permanently increase the monitors resolution and I guess this problem would disappear if I disabled the LCD display. zhmzkf rmkov kuf ddvtag igldfd cpysn ezoka yutb yshfa crnztv