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

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31
votes
2answers
68k 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)
28
votes
4answers
87k 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 ...
35
votes
2answers
22k 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 ...
18
votes
9answers
36k 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. ...
2
votes
1answer
647 views

Second Screen Resolution Nvidia (Ubuntu 14.04 LTS)

Skip to bold part for problem description Hi, I am new to Linux. This is my 3rd format in 3 months. I am giving last chance to Ubuntu. This might be my border at development, maybe i should not go ...
22
votes
5answers
43k 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 ...
9
votes
1answer
51k 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 ...
5
votes
6answers
39k 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 ...
3
votes
1answer
7k 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 ...
1
vote
1answer
324 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?
1
vote
1answer
691 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, ...
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 )?
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 ...
3
votes
2answers
498 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 ...
9
votes
7answers
47k 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 ...
10
votes
6answers
4k 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 ...
9
votes
4answers
52k 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 ...
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 ...
15
votes
4answers
16k 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
4answers
18k 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 ...
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 ...
6
votes
1answer
992 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 ...
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 ...
1
vote
1answer
229 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 ...
16
votes
2answers
42k 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.
4
votes
1answer
504 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 ...
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. ...
4
votes
1answer
3k views

Stuck on purple screen [duplicate]

Possible Duplicate: Server stuck at black screen after reboot i had just installed version 11.10 of ubuntu on my netbook. i have a intel gma 3150. the installation went well and there's no ...
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 ...
3
votes
1answer
5k views

Ubuntu 12.10. Can't add custom resolution

System: Ubuntu 12.10, nVidia Geforce GT240 (nvidia-current privative driver), LG display connected to VGA-0 The 1920x1080 resolution is not listed, I've added it in Windows but I'm having problems ...
3
votes
1answer
339 views

Strange Glitched Screen on Startup

I just ran the windows installer of Ubuntu and every boot up is accompanied by this nice I've used the windows installer, I've made a bootable disk x32 and x64. I've re-installed Windows to ...
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
802 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 ...
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 ...
43
votes
4answers
134k 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) ...
23
votes
3answers
12k 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: ...
9
votes
2answers
4k views

Ubuntu screen goes black after loading youtube

While loading YouTube videos on Ubuntu 14.4 my screen goes black and yet everything still works, lights on the keyboard and the video plays. No amount of pressing buttons (ctrl+alt+f1, power button, ...
6
votes
5answers
32k 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 ...
1
vote
3answers
2k 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 ...
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) ...
2
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 ...
8
votes
2answers
1k 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 ...
5
votes
1answer
1k views

How to increase the screen brightness control sensitivity?

In Ubuntu 13.04, when I use the keyboard hotkeys to control my screen brightness, I only get 5 steps to go from the darkest to the brightest level, for a total of 6 levels. However, I noticed a ...
2
votes
1answer
357 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 ...
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 ...
1
vote
2answers
422 views

Ubuntu eye strain problem?

Hi I saw lots of posts here regarding Ubuntu eye strain issue. But none could answer my question. I use Intel i5 processor, AMD radeon Graphics card. When I use my Win 7, there is no issue with my ...
4
votes
2answers
342 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
7k 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 - ...