For questions about connecting multiple monitors to a single computer either desktop or laptop.

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13
votes
5answers
11k views

prevent monitor switching when closing laptop lid

I got one of those little lilliput external monitors for my laptop. When I close the lid on my laptop, it switches the primary display to external monitor. I want to prevent it from doing this, and ...
13
votes
3answers
22k views

How to assign monitor numbers in Windows 7

When I use 2 monitors, one on VGA and one on hdmi, Win 7 will always assign the hdmi monitor as 1 and the VGA monitor as 2. How can I manually assign these?
12
votes
4answers
14k views

Emulate fake monitor on Windows 7?

Is there a way to emulate a monitor on Windows 7? I have one physical monitor, and I want Windows to think I have two. I actually don't care whether the second monitor is visible anywhere, or if ...
12
votes
3answers
29k views

Excel 2010 on multi monitor screen

With office 2010 I would like to open two excel document on different monitor. The only way I achieved to do this was to widden the Excel main window over the both screen which is not very convenient ...
12
votes
8answers
3k views

How can I make my multi-monitor setup wrap around?

I have a 4-monitor setup on Win7 Ultimate (nVidia 8800GTS + 6600GT), and I'm experimenting with various layouts for optimal awesomeness. One thing that really bugs me is the sheer distance that the ...
11
votes
4answers
3k views

USB to DVI adapter to get around two monitor limit of my graphics card?

My graphics card is an nVidia GTS 450 which will only run two monitors at a time, but I'd like to add a third one. Will I be able to do that using a USB to DVI adapter or would the limit still be ...
11
votes
6answers
14k views

How to watch Youtube fullscreen on one monitor of a dual-monitor display?

How to watch Youtube fullscreen on one monitor of a dual-monitor display, in Linux? If I do it in Google Chrome, as soon as I do anything at the other monitor, Chrome jumps back to normal window. ...
11
votes
3answers
2k views

In video card specs, does “maximum resolution” mean the resolution for EACH monitor?

In video card specs on Nvidia or AMD’s web sites they often list maximum display resolution. If a card has two DVI ports or two DisplayPorts, and has a maximum resolution of 2560×1600, does that mean ...
11
votes
6answers
27k views

How do I set up a hotkey or shortcut to rotate my screen in Windows?

I've recently acquired a set of monitor arms that allow for free rotation of my monitors. I'd like to be able to quickly switch from one orientation to another on the fly, without having to go through ...
11
votes
1answer
2k views

Magical moving desktop icons

I have encountered a very strange behavior in Windows 7 that I cannot seem to identify and I have never seen or heard of on any system configuration. Whenever I move my mouse to the left-most edge of ...
11
votes
2answers
6k views

Extend Linux Desktop to another X Windows Display

I am a long time Linux user of the Xinerama and other technologies for extending a desktop to multiple monitors. However when I travel with my laptop I miss the multi-monitor support I enjoy at home. ...
11
votes
2answers
134 views

How to make the mouse wrap from corners when moving between monitors?

I have 2 monitors. The main one is horizontal, the secondary one is vertical. When moving from the right to the left monitor, if the mouse hits the areas I've shown in red, it gets stuck. I would ...
11
votes
2answers
5k views

Is it possible to pin an application to the taskbar on a secondary display?

I have "Show taskbar on all displays" set to enabled and taskbar buttons are set to show where the window is open. Under these settings, there are no pinned shortcuts on the secondary display; only ...
11
votes
5answers
4k views

Is there a Linux window manager that allows separate virtual desktops (workspaces) on separate monitors?

For instance, in Gnome, I can set up multiple Gnome workspaces. But when I add a second monitor, all I get is my current workspace extended onto the second monitor. I hate it. Every time I run a ...
11
votes
1answer
6k views

What single nVidia card will drive three monitors? [closed]

I'm seeing a lot of conflicting information, on Super User and the web in general, about nVidia cards running three monitors. The opinions I have found so far include: no single nVidia card can run ...
11
votes
3answers
6k views

Windows 7 dual monitor windows move when screen is locked

When I lock my Windows 7 Pro 64bit desktop and then unlock it after the screen saver has activated I find that all of the windows that were on monitor 2 (right side) have moved to the lower right of ...
10
votes
3answers
20k views

Windows7 How to gather windows from secondary monitor

I sometimes use a secondary monitor (extended display) and "forget" some windows on it. When I stop using it some windows are stuck on the secondary monitor. I would like an option to "gather" all ...
10
votes
8answers
31k views

Keep Fullscreen Flash/Silverlight Video opened on Monitor 2

Like many of you, I'm working with two monitors. I'm trying to watch an episode on Channel9's vid-cast, but every time I click back onto my other monitor, the video exits fullscreen-mode, and goes ...
10
votes
5answers
21k views

Can dual monitors make my PC slower?

I've noticed my PC (win-xp) seems to be running slower. (e.g., I'm getting jitter when watching video) Recently, I upgraded a monitor (larger) and expanded the size of the desktop to take advantage ...
10
votes
6answers
26k views

Maximum number of monitors Win 7 Supports?

I want to set up a system with (9) monitors arranged in a 3x3 grid. Is this configuration possible with Windows 7? Does it max out at a set number of monitors? Any suggestions about known working ...
10
votes
3answers
3k views

Mouse gets stuck in lower edge of screen on portrait oriented window

I have dual monitors running on a laptop. laptop monitor 22" monitor the 22" is portrait oriented and when I try to move the mouse back and forth it will get stuck in the 22" unless I am high ...
10
votes
2answers
1k views

Multi-monitors and the corners of the screen

I currently have two monitors (let's call them "left" and "middle" - you'll see why in a sec), and would love three (let's call it "right"). However, I often will throw the mouse-cursor up to the ...
10
votes
6answers
38k views

Windows 7 dual monitor setup: Wallpaper alignment

I have the following dual-screen set up on my Windows 7 PC: [2][1], that means my secondary monitor is on the left side of my primary monitor. Now I have a dual-screen wallpaper that should stretch ...
10
votes
3answers
6k views

Triple output video card

I currently have a dual monitor setup, but I would like to expand to 3 monitors. My motherboard only supports 1 PCI-E card, so I was wondering if it's possible to head a triple-output video card? It ...
10
votes
1answer
5k views

Show Windows 8 Start Menu on the primary monitor

I'm having the issue where the Windows 8 Start Menu shows up on the secondary monitor instead of the primary. When booting the machine the start menu appears originally on the primary screen as it ...
10
votes
3answers
7k views

3 Monitor PCI-e Graphics card on Linux (without tremendous pain)?

As we are all painfully aware, the only way to get multiple monitors AND compositing (Compiz) on Linux is to use a single graphics card that can drive both (or in my case all three) screens. I bought ...
10
votes
2answers
18k views

How do I use dual monitors with VMware Player on Windows and an Ubuntu Guest?

I have my VMware Player (v 3.1.4 build-385536) all up and running Ubuntu (11.04) from my Windows (XP SP2) machine, but now I'm getting greedy and want to run Ubuntu on both monitors. I've tried ...
10
votes
1answer
795 views

Is it possible to dedicate a monitor for VirtualBox use?

Configuration Windows 7 Intel i7-based platform ATI Raedon HD 5850 Display card VirtualBox with Ubuntu 10.10 as guest Problem: I wanted to connect another monitor to my current setup (Which is a ...
10
votes
1answer
21k views

How can I get multiple video cards to work on linux?

I installed fedora 12. I have 2 ATI cards that I used to use on windows to run 4 monitors. A recurring problem has been to get them detected in linux. Only my secondary card is picked up linux. When ...
10
votes
2answers
4k views

Triple monitor setting in Linux with USB-HDMI adapter

I'm trying to set up a triple monitor desktop at my office using Fedora 17, but it seems impossible, let me explain the setting: Laptop ASUS K53SD with 2 graphic cards, Intel and nVidia (Screen ...
10
votes
3answers
543 views

How to map a virtual desktop to a monitor in a multiple monitor setup?

OS: Microsoft Windows Vista SP2, Microsoft Windows 7 My laptop is plugged to a docking station that supports dual monitors, which I use extensively. I have windows placed where I want them. All is ...
10
votes
1answer
2k views

Dual monitors - detect if other monitor is on?

I run two separate monitors to the back of my graphics card which happens to accept 2 DVI inputs. I am running Windows 7. 80% of the time, I just require one monitor on, and just use the 2nd monitor ...
10
votes
2answers
244 views

Configure Growl notifications to follow active display?

I'm using multiple monitors with my computer (running OS X Lion) and Growl notifications always show up on the main display. Is there any plugin, setting or other way to make notifications follow me ...
10
votes
3answers
3k views

How can I stop big windows from resizing when I lock my workstation?

I have a multimonitor setup on Windows XP x64. If I have a window sized to be larger than a single monitor (say, a web browser that's wide enough for 2 monitors), and I lock my workstation, it will ...
9
votes
6answers
4k views

Extend Monitors on Both Sides - Using Splitter

I'm using the following splitter here: I've got two monitors connected. I have my desktop extending to them but, it shows the same 'extension'. Is is possible to have the two screens be different ...
9
votes
8answers
16k views

Dual monitors and flash movie to stay maximized on one of them

I have recently assembled a dual monitor setup. I often watch live.twit.tv in my browser and I would like to run it maximized while I do other stuff on second screen, but when I click on a desktop ...
9
votes
4answers
2k views

What is the best multiple monitors app for Windows 7? [closed]

What is the best app for supporting multiple monitors in Windows 7? Ultra mon was perfect in Vista and XP but I don't think it works with Windows 7 yet. The main features I'm looking for are: ...
9
votes
4answers
34k views

Windows 7 display profiles shortcuts for switching monitor setups

I have 3 monitors attached to my 8800GTS, which can only use 2 at a time. I use 3 different setups: single screen (1) dual screen (1+2) single screen + TV out (1+3) having to click screen ...
9
votes
3answers
21k views

Is it possible to connect a MacBook to two monitors?

My friend has a MacBook from around when OS X Leopard came out. It's one of the white plastic ones. Can he connect this to two monitors? If not, what does he need to do so? Moderator Edit: ...
9
votes
7answers
16k views

Print Screen Error With Dual Monitors

I have a dual monitor setup running Windows XP, and when I hit "Print Screen" and try to paste into Paint, it fails with the error "error getting the clipboard data". Holding down alt-print screen ...
9
votes
1answer
7k views

Windows 8.1 triple monitors - can't enable all 3 at the same time

Today decided to update from Win8 Pro to Win8.1. Everything was fine with enabled 3 monitors (Extended mode, not Eyefinity) at the same time. But after update can't enable 3d monitor, only 2 could be ...
9
votes
1answer
5k views

Live screencasting from a Windows PC to a DLNA-enabled TV - possible?

We're looking to buy some LCD monitors to be used as dashboard displays in the development offices around here at work. Primarily they will display information from a PC directly connected via HDMI or ...
9
votes
1answer
3k views

Spaces Over Multiple Monitors on OSX?

I have a new Macbook air 13 and love it. I have my spaces set up with my browser in one, terminal and textmate in my development space and my Skype/chat/email in another. It Keeps things very neat. ...
9
votes
2answers
2k views

XRandR DPI on multihead linux

I have multiple screens with different correct DPI settings. I can use xrandr --dpi X to change DPI for all screens, is it possible to set different DPI for each screen? How do I make apps ...
9
votes
2answers
1k views

Is it possible to automatically put individual monitors to sleep when not in use?

My desktop computer has three displays, and I usually use all of them at once - but not always. In order to save electricity, I would like a way for monitors to automatically go to sleep when not in ...
9
votes
2answers
1k views

Disable Unplugged Displays (xrandr)

I have a laptop with two video outputs that I use when I am home (HDMI1,VGA1). To enable them, I do this: xrandr --output HDMI1 --right-of LVDS1 --auto xrandr --output LVDS1 --off xrandr --output ...
8
votes
4answers
875 views

Multiple Monitors

At the moment I have got two monitors running off a dual output video card. I have read this article about having multiple monitors connected. It says that this is highly dependent on the ...
8
votes
7answers
11k views

Multiple Monitor Software for Windows 7

I've switched over to Windows 7 full time but really miss using Ultramon, is there any other similar software out there that works on Windows 7?
8
votes
4answers
25k views

Can two users simultaneously share one pc

It's easy to have multiple user accounts on one computer and even switch between accounts without logging off. It is also possible to have more than one display connected to a single computer. Is it ...
8
votes
2answers
29k views

How to automatically disable secondary monitor in Windows 7

My primary monitor is attached to my onboard video card. My secondary monitor is attached to my PCI-E card. When I first start my computer, only the primary monitor is on, and it is the only monitor ...