Video and resolution shown by the monitor. Do NOT use this tag for GNU SCREEN.

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39
votes
2answers
28k views

Is it possible to have two different DPI configurations for two different screens?

I'm using Ubuntu 12.04.3 with NVidia drivers (319) for my Quadro K2100M graphic card, and when I switch my main 3200x1800 laptop screen to mode 1920x1080 (using nvidia-settings), the display goes ...
32
votes
2answers
73k views

How to see/change screen refresh rate or monitor frequency?

My eyes hurt so I thought I should check the screen refresh rate (monitor frequency), but I couldn't find it. Where is it? (in Ubuntu 12)
18
votes
9answers
38k views

Brightness not working after installing NVIDIA driver

I recently installed Ubuntu 11.10 on my Mac Book Pro 7,1. I installed the NVIDIA driver (285). The brightness keys are working (F1 and F2) and I get the box showing the brightness but it does nothing. ...
28
votes
4answers
94k views

How do I safely change grub2 screen resolution?

I did a fresh install of Ubuntu 11.04 on a HP 550 Notebook. But grub2 isn't really fit in the best screen resolution that this Notebook can support (1280x800). How can I do this without using a ...
7
votes
1answer
13k views

Screen tearing in Ubuntu with Nvidia/Intel graphics

I really hope someone here can help, because I'm very close to giving up and moving back to Windows. I have an MSI GT70 Dominator with an i7-4710MQ 2.5 GHz, Intel HD 4000 (I'm pretty sure) integrated ...
3
votes
1answer
1k views

Second Screen Resolution Nvidia (Ubuntu 14.04 LTS)

Skip to bold part for problem description Edit (After 1 year) After Ubuntu 16.04 LTS release i am having more problems with second screen. The solution below i wrote before doesn't work. It has ...
23
votes
5answers
45k views

Ubuntu 12.10 “Turn screen off when inactive for: Never” still turns off

After a fresh install of Ubuntu 12.10, my screen still goes off after about ten minutes. I've been to the Brightness and Lock control panel. The Turn screen off when inactive for: setting is set to ...
7
votes
11answers
21k views

Screen Brightness not adjustable for Acer Aspire S3

First of all, thank you very much for providing this useful forum. Too bad for me, there is no support for the Acer Aspire S3 yet (just came out in October) Short Description of the Problem: I cannot ...
5
votes
6answers
45k views

Black screen with nVidia drivers on ubuntu [duplicate]

I have: ASUS P4V800D-X Intel Pentium 4 HT 2.80GHz 2.5GB RAM 40GB HDD nVidia 9500GT When I installed nVidia drivers downloaded from nvidia.com website (selected recommended drivers), I simply can't ...
4
votes
3answers
659 views

How can I keep the computer awake, depending on activity?

I would like to be able to keep the computer awake during certain activities and longer running tasks, such as downloading larger files and watching full screen videos. I like using Caffeine to keep ...
1
vote
1answer
765 views

Ubuntu 14.10 Aero snap in two screen horizontal setup?

I managed to get Aero snap left and right working in metacity Ubuntu 14.10 and now I would like to come up with the correct winctrl commands so that I can mimic the same effect on a two screen setup, ...
1
vote
1answer
428 views

Output of xrandr shows 1024x768+1366+0; what does it mean and can I change it?

$ xrandr VGA1 connected 1024x768+1366+0 (normal left inverted right x axis y axis) 0mm x 0mm I don't understand what the number 1366 in 1024x768+1366+0 represents. Can I change its value?
9
votes
1answer
53k views

Xorg server configuration fail - no screens detected

I have a serious problem with Xorg server on ubuntu 12.04 (with nvidia 420M GT card). At home I am using an external monitor connected to my laptop's HDMI port - the external display is used as ...
10
votes
6answers
5k views

How can I disable backlight when I lock the screen?

When I lock screen, the display does turn black but the display isn't completely off. There is some light coming out of the display in screen lock mode but it get turned off when inactive for 10 ...
4
votes
2answers
5k views

fn + arrow keys don't adjust actual brightness on an Acer Aspire 5740

I have an Aspire 5740 with an Intel Core i3, and Fn + arrow keys still call up the brightness adjuster, but have no effect on actually changing the brightness. The slider moves, but the brightness ...
15
votes
4answers
17k views

Show all open windows in 11.04?

Can someone tell me how I can get an overview of all the open windows? Like htting ctrl+s that shows all the desktops, but for the open applications? Right now when I hit Alt+Tab it shows quite small ...
2
votes
2answers
7k views

How do i make screen dimming work in ubuntu 12.04 (beta 2)

I recently installed Ubuntu 12.04 (beta 2) on my HP mini 110-4117, but I cant control screen brightness. The Fn + F2 , Fn + F3 keys don't work. System Settings > Brightness and Lock doesn't provide ...
1
vote
1answer
263 views

Swap windows between screens in dual screen mode

I have a laptop and a 27 inch monitor. I have Qt running on one monitor and Pycharm on the other. Is there a way to make a key combination to swap all the windows between both screens. The reason is ...
6
votes
1answer
994 views

Always be 100% bright when I'm using battery

When I'm using battery only - Ubuntu turns in some mode, when If I do not use my PC for about 5-10 seconds - the screeen becomes darker. Where do turn this option off? Because I often need to read (...
10
votes
7answers
50k views

How can I fix broken i915 drivers for Intel GPUs?

I've got troubles getting the i915 drivers to work correctly on my laptop (HP Pavilion DM4 2101ea). Specifically, the laptop screen goes black and stays black after the splash graphic when booting ...
16
votes
2answers
43k views

Removing the splash screen on shutdown an startup. I want to be able to see the processes

I know this has been asked but on slightly different terms. I would like to remove it so that I can see the code behind. Not one off but every time it is shutdown and started. Thaknk you in advance.
10
votes
4answers
54k views

Ubuntu 14.04 screen resolution too low (SiS 671 graphics card)

I just installed Ubuntu 14.04 but my screen resolution is set too low , i tried to add a new one but i keep getting . xrandr: Failed to get size of gamma for output default i tried : :~$ xrandr -q ...
1
vote
3answers
3k views

Ubuntu 14.04 brightness problem (Lenovo Z500)

My brightness controls weren't working before but I didn't really care, but somehow I lowered my screen brightness while downloading league through playonlinux. Now the brightness controls aren't ...
5
votes
6answers
14k views

Brightness controls not working on a Sony Vaio VPCEH38FN

I have ubuntu 12.04 installed on windows 7. When I use the Fn alongside the key to reduce brightness, or even using the system settings, I am not being able to reduce the screen brightness. What is ...
8
votes
2answers
2k views

Terminal command for checking/unchecking “Dim screen to save power”?

I am having problems preventing my laptop, running Ubuntu 14.04, from dimming its screen when on battery power. I have tried everything that is out there on the internet to prevent this happening, but ...
2
votes
1answer
901 views

Brightness key not working Ubuntu 16.04 LTS

I've just installed Ubuntu 16.04 on my Lenovo Z400 notebook and everything was working. Today I tried to change the brightness of the screen and it gets dark and I can't go back. Can anyone help me? ...
2
votes
4answers
19k views

How to Access Boot Options 12.04 Live USB

EDIT: I've now gotten to the point where I can type in a boot line. I just need to know what to enter. Does anybody know what the default boot line for the Ubuntu Live CD is? After that I think I just ...
5
votes
5answers
9k views

Brightness Adjustment on Desktop Computer

I have Ubuntu 12.10 I need an application/software that can increase and decrease my brightness. I know I can do it through my pc monitor but I don't want that. I want to control it through a ...
3
votes
5answers
9k views

Intel GMA 4500M screen resolution problem

I was previously running 10.10 on my Acer Aspire laptop. It has Intel GMA 4500M integrated graphics and worked just fine. Great display, sharp, crisp, etc. I decided to do a fresh install of 11.10 ...
2
votes
2answers
6k views

reduce Screen brightness in battery mode automatically

KDE and XFCE4 has a program to adjust the screen brightness automatically in battery mode to a preset value. How can i set the same with Unity ( or Gnome3 )?
2
votes
2answers
807 views

How do I return to default wallpaper on login screen in LightDM?

With the change to 12.04 came the new feature of having the login screen matching the selected user's wallpaper. It's a cool feature, but not for everyone. I'd like to go the other way and go back to ...
50
votes
4answers
148k views

How to detach a screen on a terminal?

Maybe this is a dumb question. I know how to start a screen or how to list different screens. screen -ls or to attached.. There are screens on: 2477.pts-0.server1 (Detached) ...
6
votes
2answers
14k views

Unknown monitor, intel driver, want to set VGA resolution to widescreen TV

I have a Sony Bravia LCD television, which is now plugged into my laptop using a VGA cable. I am running an HP Compaq laptop, with a video driver of: 00:02.0 VGA compatible controller: Intel ...
27
votes
3answers
13k views

How do I make the F-keys work in byobu, for midnight commander (mc), htop, etc?

I use byobu with the tmux backend on my 12.04 server. I'd like to use the midnight commander shortcut keys with it, but the F keys don't work. I've seen some posts on the issues here: https://bugs....
7
votes
4answers
35k views

How to make my screen brightness not change when I plug my laptop in

I do not want my laptop to change brightness when my laptop power is plugged in or unplugged. I set my brightness based on how bright my surroundings are. If I am in a dark room, I set my brightness ...
7
votes
3answers
2k views

How should I present a slideshow consisting of PDFs?

I need to present a slideshow on a projector. I know that if I use openoffice it can send a seperate image to the laptop screen and the projector. If I have some other application (like a PDF viewer) ...
3
votes
1answer
3k views

How to stop automatic brightness change while on battery?

I generally keep screen brightness lowest.While laptop is on battery if I do not use mouse or keyboard for some time (I do not exactly know this time interval, maybe 20 second) brightness increases ...
6
votes
4answers
4k views

Can't change brightness in Ubuntu 16.04 LTS

I'm new to linux systems in general (I'm using Ubuntu 16.04 LTS) and I'm having difficulty in changing the brightness of my notebook. When I use the Fn+F8 or Fn+F9 the brightness bar shows up but ...
4
votes
1answer
581 views

Different screen resolutions for each work-space?

I'm using i3-wm on my ubuntu laptop. My screen size is 3200x1800. Which is great for something but horrible for other things. (Netflix vs gvim). I'd like to change the resolution of one of my work-...
3
votes
2answers
5k views

Asus Eee PC 1015CX shows resolution of 800x600 in Ubuntu 12.04

I have Asus Eee PC 1015CX and I wanted to install Ubuntu 12.04, when I used the bootable USB and tried it, the only available option for resolution setting was 800x600 which looks bad on the screen. ...
2
votes
3answers
5k views

How to install a NVIDIA driver for 11.10 [duplicate]

I have a Thinkpad T61p with Quadro FX570M. I just installed the Ubuntu 11.10. I have tried to download the driver LINUX DISPLAY DRIVER - X86 version 295.20 from NVIDIA, but I do not manage to install ...
2
votes
1answer
394 views

Color Problems on New Install of 14.04

I'm new to Ubuntu (and Linux), and just installed it next to Windows 7 on my Dell Inspiron 5737. Everything seems to have worked great except that the color is very messed up on my screen. It is ...
4
votes
0answers
2k views

How to go from 11.04 to 10.04 [duplicate]

Possible Duplicate: How to roll back Ubuntu to a previous version? Ok, so I was running fine on 10.04 then I thought "why not upgrade to 11.04" So I did and a some bad stuff happened. Once I ...
4
votes
2answers
346 views

Screen intensity before and after inactivity

On my ThinkPad W520 laptop, after a short period of inactivity (eg. no mouse movement) on battery, the screen dims for power saving. When I move the mouse (ie. , the screen lights back up, but not at ...
3
votes
2answers
8k views

Run a screen session on boot from rc.local

I am trying to run a detached screen under a specific user in rc.local on boot. The code below is what I have so far, but it is not working for me. The su part seems to be giving me an error. su - ...
2
votes
3answers
4k views

Set resolution to 1024x600 in eee pc x101CH

I tried to add the resolution with xrandr and then setting it but it gives the no gamma recognized error. I tried with 12.04 beta and 11.10 with no results. Also it seems that there's not much info ...
2
votes
1answer
13k views

Edges of screen cut off in Ubuntu 12.04 [duplicate]

I have a Visio 19" t.v that I am using as a high-def monitor. I am using a PCI graphics card (EVGA GeForce 8400 GS). I am using an HDMI cable to transmit the display. I have already checked and ...
2
votes
0answers
130 views

Brightness Problem Ubuntu 12.04 [duplicate]

I've installed Ubuntu 12.04 on my Asus Eee Netbook. It has a Cedar Trail processor. It has a brightness problem. I can't change the brightness. It is always dimmed. How can I solve this problem ?
2
votes
4answers
5k views

Need to reconfigure absolute position of dual monitors after reboot, how do I fix that?

I have two monitors, one is DELL P2411H 24” and the other is BenQ FP91G+ 19". All the times when I restart the PC I have to reconfigure the absolute position. How can I fix that?
1
vote
1answer
472 views

System logs me off after I close laptop's screen

Hello everybody I have very anoying issue with my ubuntu 14.04. When I close the screen of my laptop, the system logs me off and I need to enter my password to log in again. That would not be a ...