Tagged Questions

refers to using two or more displays with your Mac

learn more… | top users | synonyms (4)

2
votes
1answer
2k views

Using existing DVI/VGA monitors with a new Mac Mini

I currently have a PC with dual monitors. This PC is on it's way out and I want to replace it with a new Mac Mini, using my existing peripherals. The current monitors are a 27" Dell (2560x1440) ...
1
vote
1answer
160 views

Multiple Screen Standby/Resume Problems

I have a large widescreen monitor plugged into my Macbook which is running Lion. Since upgrading to Lion I've noticed that I can't resume from standby if my other monitor was plugged in when I closed ...
5
votes
2answers
6k views

Replace or add graphic card on Macbook Pro

Is that possible to replace the existing graphic card of a Macbook Pro (Mid 2010, Mini DisplayPort, GPU: NVIDIA GeForce GT 330M) for a graphic card that could support 2 screen output? Or else is it ...
4
votes
4answers
2k views

Primary display randomly changes

I'm using a MacBook Pro (Late 2011) connected to two Thunderbolt displays. The displays are chained together, and one Thunderbolt connection is made to the MacBook Pro. I prefer to have the left ...
3
votes
2answers
2k views

Dongles to connect 2 monitors to a 13" mid-2010 MacBook Pro (mini DisplayPort)?

I won't be using the integrated display. Right now, one external monitor is connected through a mini DisplayPort to VGA adaptor. How should I connect a second?
8
votes
2answers
7k views

Can I get sound out of both iMac and attached Thunderbolt Display?

I have a dual monitor setup (iMac + Thunderbolt Display). The System Preferences > Sound > Output setup only allows me to choose between one or the other monitor. This causes the sound to come only ...
2
votes
3answers
5k views

Can I use two 27“ Cinema Displays from a 15” MacBook Pro?

I am interested in purchasing a MacBook Pro and running multiple monitors when I am at my desk. Ideally, I'd like to run two 27" Cinema Displays when I am working at my desk, but would be okay with ...
1
vote
2answers
2k views

Prevent windows and Desktop icons from rearranging with multiple monitors?

I connect and disconect my MacBook Pro from a number of external displays each day. Each time I connect or disconnect the size, shape, and positions of windows and Desktop icons become disorganized ...
1
vote
1answer
329 views

Any way to change recommended resolution for all users on a Mac (preferably via Terminal)?

I work on a college campus with a number of iMacs hooked up to projectors. For some reason, after imaging, they all default to 800x600 resolution on both the iMacs and the projectors, despite their ...
9
votes
4answers
46k views

How to Connect Multiple Monitors to a MacBook Air

Usually I connect my MacBook Air 11" to a secondary display via the Thunderbolt port. What do I need to connect it to two external monitors?
3
votes
1answer
3k views

Closing lid for clamshell doesn't make external monitor primary under 10.7.3 on MacBook Air 13"

I'm connecting a 13" MacBook Air to a Dell 22" screen using the Apple Mini DisplayPort to DVI Adapter, with an Apple Keyboard with Numeric Keypad plugged into a USB on the MacBook and a USB mouse ...
1
vote
1answer
913 views

1440x900 no longer available on my external display after “MLB for NVIDIA” fix

My early 2008 Macbook Pro was recently fixed for the known "MLB for NVIDIA" issue. Since I've gotten my computer back, my external monitor no longer has the correct resolution available. This was ...
5
votes
1answer
559 views

How can I spread a wallpaper out to 2 displays?

I have an early 2011 MBP powering 2 Thunderbolt displays. I have downloaded the proper resolution wallpapers from Digitalblasphemy's site (5120x1440), but can't figure out the setting to spread the ...
10
votes
1answer
407 views

Is there a way to run one application in Full Screen mode on one display and still be able to view and access applications on a second display?

When I make an app go full screen on my primary display - a 24" Apple Display - everything previously visible and accessible on my second display - my MacBook Pro screen - is hidden by the default ...
3
votes
1answer
302 views

All open applications placed on main display after sleep

I've got an iMac 27" i7, with a secondary monitor hooked up via its display port (adapted from a DVI cable coming out of the secondary display). After my iMac goes to sleep, when I wake it back up, ...
5
votes
3answers
1k views

When my external display is on, my Mac thinks it's off. When it's off, on

Hardware details: MacBook Air, Mac OS X Lion 10.7.2 Mini DisplayPort to HDMI Adapter Standard HDMI cable Famous Maker 23” Ultra-Slim LED Display, 1080p Yesterday everything worked fine. Today when ...
1
vote
1answer
534 views

External monitor has wrong resolution

I have a 23' external monitor (through VGA) which always worked at 1440x900 and looked amazing. Today after I unplugged it, it still says it's working at 1440x900 but it's actual resolution is bigger. ...
6
votes
1answer
522 views

How can I show Growl notifications on both displays?

I've got a MacBook Pro connected to an external display. Right now the notifications come through on on the primary display (MacBook Pro built in display) and not the external display. I know I can ...
2
votes
3answers
6k views

Where are System Preferences settings stored? Trying to script equal brightness settings for two monitors

I was wondering if anyone know where the System Preferences settings are stored on Mac OS X Lion? I presume there's some .plist with them somewhere. I think that they might be stored in multiple ...
2
votes
2answers
4k views

Can I connect 3 screens to my iMac?

I am trying to connect iMac to 2 other monitors as well as my TV. That is a total of 4 displays. HERE IS MY PLAN!!!-(I'm not rich) I have a 21.5 inch iMac that has one thunderbolt port but can also be ...
1
vote
1answer
517 views

External Display is not behaving as expected

When i plug my cable into my macbook pro it will show the default home screen on the tv but it doesn't show anything from my desktop. I can swipe over and see one thing from my dashboard but nothing ...
3
votes
2answers
665 views

How to wake the screen from terminal?

I often have my MacBook Pro in clamshell mode attached to the second monitor. On my first monitor I have Windows machine and I use Synergy-Foss software to share only one mouse+keyboard between them. ...
2
votes
2answers
2k views

External monitor has “snow” at 1080p/i when connected to MacBook Air

When I connect an external monitor to my new MacBook Air via Mini DisplayPort to HDMI, I see the extended desktop but there are snow-like artifacts. When I change the resolution to 720p, the screen ...
0
votes
1answer
707 views

How do I disable secondary display connective via HDMI on Lion/Mini?

I have a late 2011 mini and the HDMI out is set up to go to my receiver and thence to my TV. When the TV is off, I would like it not to extend my desktop to it, but it is. How can I prevent that other ...
3
votes
1answer
1k views

How can I use a Linux box's display as a third display for my MacBook Pro?

At work, I have a MacBook Pro that I use as my primary machine. I also have a RHEL6 box that has a dual-head graphics card. When my KVM is switched to the Mac, the second display that is hooked to the ...
0
votes
1answer
796 views

MacBook Pro mini displayport to DVI D doesn't show anything on the Compaq 2021 monitor

I am using a MacBook Pro running 10.6.8. I have been using a Compaq s2021a monitor with mini displayport to VGA adaptor and cable until now. I bought a mini displayport to DVI adaptor and DVI - DVI ...
1
vote
1answer
2k views

External display only shows background

When I plugged my MacBook Air running Lion into a projector today the projector only displayed the desktop background. I could swipe between desktops, but it still only displayed the background (this ...
1
vote
0answers
381 views

Low display resolution after using external display?

I've a refurbished late-2008 Macbook Pro running the latest version of Lion. This problem started couple of weeks ago. Whenever I detach an external monitor, the resolution on the laptop display goes ...
0
votes
1answer
401 views

Full screen zoom: follow keyboard focus doesn't work well

There's a setting in full screen zoom called 'follow text focus', which is supposed to cause OSX to follow the position of the text caret instead of the mouse pointer when in full screen zoom mode. ...
0
votes
0answers
88 views

Waking up MBP for external display

According to the docs, to use an external monitor as the sole/primary display device, I can close the lid on my MBP. To wake it up I can either press a key on my bluetooth or mouse. Therein lies my ...
1
vote
4answers
337 views

Can I use a rotatable DVI monitor with a Thunderbolt port?

We're looking at buying new MacBooks for our dev team, and I have a concern about the way Thunderbolt is used in a chain for multiple displays. We're even willing to purchase new, Thunderbolt-capable ...
2
votes
1answer
591 views

Does using a macbook with an external monitor damage the health of the battery?

I have an (oldish) MacBook Pro that I use with an external monitor, which requires that the MBP power adapter be plugged in all the time. Does that damage the health of the battery? I ask because my ...
5
votes
4answers
2k views

Is there software that allows me to use my Macbook Pro as a second monitor for iMac?

I'd like to do monitor spanning with my Macbook Pro next to my iMac, I haven't really found a good solution, anyone use anything they can recommend? I'm using Lion. Thanks.
6
votes
6answers
7k views

How Do I Disable the Webcam on an External Thunderbolt Display

I've got an iMac 27" paired with a Thunderbolt 27" display that's rotated to portrait mode. Both of them have integrated webcams. Some applications are screwy and inconsistent about letting me pick ...
1
vote
1answer
361 views

Can I use my 2010 iMac as a display for my 2011 MBP?

My Belkin Mini DisplayPort to MiniDisplayPort cable has just arrived. I have the laptop plugged into the iMac. Everything is arranged the way I need it, except for one thing. How can I cycle between ...
5
votes
5answers
6k views

Big black vertical bar on external screen

I'm trying to plug an external screen on my 2010 macbook pro 15", but when I set the maximal resolution, 1920*1080, the image seems a little constrained, and a big black vertical bar appear on the ...
0
votes
1answer
141 views

Mac Pro Dual Displays

I have a 2007 Mac Pro that shipped with 10.4.7, and an ATI Radeon X1900 XT graphics card. The card has two DVI outputs for a dual display setup. I recently updated my OSX to Snow Leopard and have ...
3
votes
1answer
1k views

1920 x 1200 resolution monitor with VGA not detected by Mac OS X 10.7.2

I recently got a Dell 2412m monitor with a screen resolution of 1920 x 1200. But in system preferences it only shows 1920 x 1080. I had it connected, beautifully, to my spare linux machine, so ...
7
votes
4answers
4k views

Weird display issue on OS X Lion when switching external monitor

I'm using a MBP with a second (external) monitor and since I upgraded from Snow Leopard to Lion, I encountered some display issues that appear in the Application Switcher, and sometimes in the ...
8
votes
7answers
5k views

Window out of visible workspace range / unreachable

I'm running OS X Lion on a MacBook Air 11", and when I unplug my secondary display, some windows (e.g., Finder) are overflowing at the edge of the screen. This usually happens on the right-hand side ...
11
votes
2answers
9k views

Dual monitors and OS X Lion : get menubar and app switcher on both displays

I've just plugged in another monitor into my 13 inch MBP running OS X Lion. It works fine, except for three little annoyances: Whenever I use the application switcher (or whatever it's called, I ...
3
votes
1answer
185 views

Biggest external monitor support for MBP 13"

I'm using a MBP 13" and want to connect it to an external monitor. What is the largest resolution supported for an external monitor? From what I know this MBP is using VGA intel. Workstation: OSX ...
2
votes
1answer
1k views

Mac driver for Lenovo L2230x Monitor

At work, I'm connecting my MacBook Air 11" to a Lenovo L2230x Monitor (aka L2230xwA) to extend my display. Given that the MacBook Air has no Ethernet connector, today I thought I might put the ...
1
vote
2answers
900 views

External video cards with MacBook Pro?

I need to connect two displays to my MacBook Pro, and I read a recommendation to use external video cards to accomplish this. How can I do this? Do I just buy a video card and some kind of case which ...
5
votes
4answers
15k views

Dual-Monitor Output from a new Macbook Pro

I need to output to two screens from a Macbook Pro 17" I'm looking at buying. My current laptop has a VGA port and an HDMI port, and so it's pretty easy to run a dual-display setup with it. How would ...
0
votes
2answers
486 views

How to a pull a window to my second monitor that's above the current one when the menu bar is in the way?

The menu bar is in the way so I can't pull one of my windows there. I had to move the bar up to that monitor as well so it wouldn't be in the way.
2
votes
2answers
4k views

Will Mac Mini 2011 run two HD monitors?

I'm thinking of getting the basic Mac mini with the Intel HD 3000 graphics. I'm planning to run two 1920x1080 screens - one with a mini DisplayPort to DVI, the other with an HDMI to DVI. Has anyone ...
3
votes
2answers
666 views

AppleFontSmoothing Has No Effect On My ViewSonic VX2450

I've followed the advice in these questions and am not having any luck. No matter what I try, the fonts are rendered so poorly on the external monitor. My environment - MacBook Pro 15" Early 2011 ...
2
votes
1answer
1k views

iMac 2011 - two external monitors

I have an iMac from 2011 and there is already one external monitor connected via minidisplay port to dvi adapter. Today I wanted to connect another one, as the iMac features 2 minidisplay/thunderbolt ...
1
vote
3answers
359 views

How can a bring the windows of an application on the primary display?

For some reason my Air still uses its own LCD when the lid is closed, so that I often find that an apps windows are all on a display that I cannot see. Is there any way of bringing them to the ...