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Questions tagged [external-monitor]

Secondary monitor that is connected to a device with an embedded monitor such as laptops.

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UBUNTU 18.04 with Intel Integrated Graphics caps the resolution to 2048x1080 on 1440p display

I have a Dell Inspiron 15 5000 series laptop. It has an Intel i7 with integrated graphics. The graphics card, works perfectly on Windows, tested for weeks before the switch. With Ubuntu 18.04, though ...
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1answer
58 views

get logged off on resume from suspend Nvidia 390 drivers 2nd monitor (18.10)

This is not a problem using only built in laptop screen however when using Nvidia 390 drivers I attach an external monitor and choose Setting->Display->Single Display then choose the external ...
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1answer
59 views

Will USB 3.0 to HDMI video adapter work with Ubuntu 14.04? Other versions? [closed]

I got Dell Inspiron 5521 notebook with one HDMI port. Currently I use it with Ubuntu 14.04 with one external monitor and with lid open. I dream to close notebook lid and connect the second external ...
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8 views

i cannot hear sound on my monitor but i can on my laptop

I have a monitor hooked up to my laptop with a HDMI. I have tried to go to my volume>sound>playback but there isn't a icon with my monitor and only the speakers from my laptop. I have Changed the cord....
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37 views

2K monitor doesn't work with ubuntu on fhd laptop

I am trying connect Benq 2K monitor to my laptop precision 5530 over hdmi. When I set to external monitor to FHD resolution it works, but if I change it to 2K, monior doesn't work and show message no ...
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58 views

ubuntu 16.04 doesn't detect external display

I have Ubuntu 16.04 installed on a Intel NUC mini PC that I use as a server. Since a couple of days ago (noticed it after there was a power cut), the external display that I connect to the NUC is ...
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27 views

External monitor wrong resolution after boot/sleep

I use a ThinkPad T430 with a dock. I have an external monitor plugged in to the dock. When I am using the laptop (it is on and not asleep) and I plug it in the dock everything works as I set it up: ...
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312 views

Dual screen issues on Ubuntu 18.10

I recently upgraded to Ubuntu 18.10. I have a Dell Latitude 7390. Everything is working fine except for a few external monitor issues: When connecting 2 monitors (1 through the HDMI port, 1 through ...
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51 views

How to switch monitor screens using keyboard shortcuts?

I have an external monitor attached to my laptop. For switching between the screens, I need to move my mouse to one corner to switch to the other screen. Is there any keyboard shortcut or another ...
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0answers
60 views

Installing Nvidia-396 on Ubuntu Mate laptop

So, I have a problem with using the Nvidia-396 driver in Ubuntu Mate 18.04. I have a brand new HP Pavilion Power 15-CB084NO laptop with a Nvidia Geforce GTX 1050 graphics card, and I'm trying to use ...
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1answer
65 views

External WQHD monitor with NVIDIA NVS 4200M

I got a Lenovo T420s with a dedicated NVS 4200M Graphics Card running Ubuntu 18.04 and want to connect to an external monitor with WQHD resolution. However, when joining displays, the external monitor'...
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146 views

Unexpected behaviour when closing laptop after upgrading to ubuntu 18

I had a laptop with ubuntu 16.04 and I upgraded to Ubuntu 18.04 a few days ago. I usually work with a second screen connected to the laptop, and when I close the laptop I would like to suspend it. ...
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69 views

external monitor Samsung C27F390 with custom resolution on ubuntu 18.04

hardware: Lenovo ThinkPad T420s External Monitor Samsung series Cf39 series, model LC27F390FHLXZS connected via VGA Intel® Sandybridge Mobile on graphics Software: Ubuntu 18.04.1 LTS i've been ...
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52 views

External monitor switching to laptop screen when session is locked

When I lock session, the external monitor stops displaying and it switches to laptop screen. Currently I have enabled display setup script so when I start OS it disables my laptop screen and switches ...
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19 views

Automatic switch to laptop when external Monitor is disconnected

as the title already spoilers, my problem has to do with external monitor. On my daily work, I have my laptop attached to my monitor, with the laptop display turned off. When I disconnect the ...
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1answer
187 views

Ubuntu 18.04 Thinkpad T460p w/ UltraDock 4k@60Hz Blank Screen

I have a thinkpad T460p running ubuntu 18.04 on an UltraDock connected by DisplayPort to a 4K monitor. The monitor will work most of the time at 4K @ 30Hz. Sometimes I get a flickering artifact at the ...
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29 views

Second monitor exact 1366x768 resolution

I have Ubuntu 18.04 dualbooted with Windows 10. I have a laptop but I set it up as a PC, with an external VGA monitor that has a native resolution of 1366x768. When I first booted Ubuntu the ...
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46 views

Installing Ubuntu on a windows laptop with a broken screen, so using an external display via hdmi

I am attempting to load Ubuntu 18.04 onto a windows 10 laptop (originally windows 7 or 8, upgraded to 10). The screen is broken on the laptop, so it is connected to a tv via hdmi cable to display. ...
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308 views

Screen flickering through HDMI on Ubuntu 18.04

I am having problems connecting external monitors through HDMI. The screen is flickering horribly, going on and off (no signal) unexpectedly, sometimes just stays blank. I am using the recommended ...
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1answer
40 views

How to boot 18.04 using external monitor on Lenovo z50 70?

At startup I now must use my laptop screen for startup; immediately after logging in, I can close the lid and use the external monitor. How can I power up and login only using the external monitor? (I ...
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0answers
300 views

Ubuntu 18 external monitor resoolution

I have installed ubuntu 18 on my MacBook Pro retina 15', and it works fine. However, when I plug my external Samsung monitor, the built-in screen resolution is kept the same but the external monitor ...
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4answers
413 views

Lenevo P50 - Connecting external monitor through HDMI, OS - Ubuntu 14.04

I have a new Lenovo P50 workstation, OS - Ubuntu 14.04. I am trying to connect Samsung SyncMaster 22 inch LED monitor through HDMI port. Lenovo P50 laptop can recognize the monitor but display on ...
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47 views

ubuntu doesnt recognize external monitors connected via HDMI

My leptop is an ASUS-x556ur, im using ubuntu 18.04 and the x.org display driver(i tried switching to nvidia and restarting and reconnecting, didnt work...) I connect my leptop to 2 external monitors ...
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1answer
228 views

Intel HD-Grafik 4400 black flicker on external monitor (Ubuntu 18.04)

I'm running a fresh Ubuntu 18.04 on a laptop that has an HD 4400 graphics card. It all works fine on the laptop's own screen, however, when hooking up an additional (1920x1200) screen via DisplayPort--...
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416 views

Ubuntu 18.04 Dual Monitor Gnome Crashes

I installed Ubuntu 18.04 on my Dell Inspiron 13 ( Tried an upgrade from 16.04, didn't succeed, then reinstalled without data loss ) Here is what happens - Switch on / Login to Gnome ( x11 ) with an ...
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39 views

New Thinkpad with fresh Ubuntu installed over Windows, the USB-c dock no longer works for display output

Hi All and thanks for any help :) I have a brand new thinkpad and just got Ubuntu installed and updated. I got the usb-c dock too and everything has been amazing and seamless (thank you Ubuntu!) ...
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0answers
35 views

Automatic/learned window placement when second screen is added

I noticed that when I move a window to another screen and run it full screen (probably also if not), then remove the screen, then add the screen again, the window will move to the additional screen ...
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0answers
107 views

Image broken with 4 monitors, but everything works with 1,2 or 3

I have a macbook pro 2015 set up running linux natively. Through this I have 3 monitors plugged in. 2x Thunderbolt 1x HDMI 1x Laptop Monitor. If I have 3 monitors the image is as expected. However ...
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1answer
440 views

Connect Laptop to External Monitor

Recently I've got a monitor Dell I want to connect to my lapto Dell as well. Here are some pics of the elements. Pic 1: DP port laptop Pic 2: Box Pic 3: Monitor The Dell laptop has the DP and HDMI ...
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0answers
366 views

xrandr: cannot find output 0x49

I cannot configure my Samsung U28E590D using xrandr. It works fine under Windows and using the Gnome control center it mostly works fine - but I want to use i3. xrandr seems to be able to detect the ...
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458 views

MX150 Not working with Thunderbolt 3 and HDMI on Ubuntu 18.04 (dual external monitors)

I am having an issue with an external monitor. The monitor is picked up and works fine over HDMI. I want to use my Thunderbolt 3 port and have connected a cable to the monitor's displayport. I have ...
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47 views

Secondary monitor goes black after suspend

My problem: My secondary screen goes black when relogging after suspending. It is still considered activated in the settings, and windows are not rearranged. If I unplug and replug it, it comes back. ...
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154 views

Budgie: Video on external monitor stops for seconds in 18.04

Local video playback (tested with mp4 and avi) is continually affected: video image stops from time to time (after 10 seconds, after a minute) - the image (but not the sound) freezes for a few seconds....
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1answer
472 views

Check if HDMI port is damaged

I've been using my laptop connected to an external monitor and suddenly when I connect my monitor to my laptop the monitor says there is no HDMI signal. I would like to know if there is anyway to ...
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2answers
2k views

Secondary monitor not connecting in 18.04 LTS

I have an Acer Aspire V Nitro VN7-592G-709V with Nvidia Geforce 960M (nvidia driver v390) and a Benq W1070 projector. I have upgraded from Ubuntu 16.04 to 18.04 and my projector connects for a split ...
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1answer
31 views

How can I fix a blank space at top, bottom, right and left outside desktop screen?

I just upgraded from 16.04. When the LiveCD was running it showed the desktop screen that filled the entire monitor screen. After my installation of 18.04 there is black empty space at the top, bottom,...
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4answers
8k views

HDMI not connecting (18.04 LTS)

I have just upgraded to 18.04, and all of a sudden my HDMI is not connecting. xrandr Screen 0: minimum 320 x 200, current 1366 x 768, maximum 8192 x 8192 eDP-1 connected primary 1366x768+0+0 (...
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1answer
47 views

How to mirror laptop and external monitor with Cinnamon desktop?

arandr allows to arrange monitors relative to each other, but how to mirror the screen content (example use case: presentation with beamer where you want to demonstrate the use of a website).
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272 views

USB-C hub external display is recognized but screen stays black

A new x380 Thinkpad with USB-C dock running KDE 17.?. Everything works if I connect my laptop directly with an HDMI cable or my HDMI to DisplayPort to the external LG monitor. Also, the setup works ...
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0answers
295 views

Unable to view display on external monitor [Asus Zenbook UX330 | Ubuntu 16.04 LTS]

I have an Asus Zenbook UX330 running only Ubuntu 16.04 LTS, and I cannot connect to my television through the micro HDMI port. All of the cables appear to be working correctly, and the television's ...
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263 views

External display doesn't work when MST is enabled

I need to connect my ThinkPad t470 with Ubuntu 16.04 via daisy chain to my two external displays - dell u2414h. I connect laptop with first screen via USB C <-> DP 1.2 cable, and second screen to ...
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0answers
1k views

Ubuntu not detecting external monitor connected via USB-C dock

Working with Ubuntu 16.04. I have an HP USB-C dock (https://www.amazon.com/HP-Elite-USB-Docking-Station/dp/B01BBXPKEK) that I use with my work laptop. I have a wireless keyboard, mouse, ethernet, ...
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0answers
407 views

displaylink support in ubuntu 17.1

I have a usb-c connector thru which I would like to use an external monitor, mouse and keyboard all connected to a single usb-c port thru a toshiba dynadock. Upon adding ubuntu 17.1 as a dual-boot ...
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97 views

Ubuntu 17.10 usb 3.0 External monitor not refresh

I need some help with Ubuntu especially with Usb 3.0 Monitor(Asus MB168B+). Monitor itself work with window 10 and Fine to play Video on that E-Monitor. But in Ubuntu 17.10(Budgie) and after some ...
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141 views

DisplayLink 1.4 and Ubuntu 17.10 on XPS-13 laptop, not seeing monitor

I've followed the instructions that I've found on this site and others, but still not seeing output (except the AOC startup logo) on the monitor. tac@tac-xps13:~/Downloads$ lsusb -d 17e9: Bus 002 ...
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1answer
941 views

External hdmi monitor stopped working (undetected) [closed]

As today, my external monitor is not detected any more by my Ubuntu 17.10 laptop :( I know the monitor and cable are working correctly since it works on a different laptop. Settings -> Devices -&...
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21 views

How can I run two external monitor on ubuntu? [duplicate]

I have notebook with two port: vga and HDMI. I want to plug in two external monitors. The problem is that I can only use one port on the same time. $ xrandr Screen 0: minimum 8 x 8, current 1728 x ...
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1answer
225 views

Ubuntu17.10 doesn't recognize VGA display

Week ago I installed Ubuntu17.10 on my laptop. I'm using two external displays one HDMI and one old VGA monitor (built-in screen I'm not using at all), it worked like a charm for a week except ...
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1answer
418 views

Xubuntu (XFCE) closing lid locks screen

The usual advice is to go to: /etc/systemd/logind.conf and set HandleLidSwitch=ignore, which I already did, and it seems to be working (or my computer wakes up before I can notice it is not up). ...
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127 views

Display (Dual display) brightness control not working in 17.10

I upgraded to ubuntu 17.10 and display brightness controller is working the Primary display, but it is not working Secondary display (External display).