refers to using two or more displays with your Mac

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50
votes
9answers
7k views

Remember window sizes and placement when unplugging and replugging second monitor

Here’s something that sucks: Plug in external monitor to laptop (Mac OS X Leopard in my case). Arrange your windows to have the IDE on one screen and browser on another. (Etc etc. Resize, ...
49
votes
16answers
70k views

Can I change the brightness on a secondary display?

I have a MBP with a secondary display. Is is possible to have the brightness keys (F1 & F2) change both the main display (laptop screen) and the secondary display (a VGA external monitor connected ...
47
votes
5answers
55k views

Keyboard shorcut to switch focus between multiple displays on OS X Mavericks

The fact that each monitor acts on its own in OS X Mavericks is pretty cool. However, I find that I have to use my mouse and click on the unfocused monitor before I can actually slide back and forth ...
40
votes
2answers
11k views

Task Switcher moves to non-primary display on Mavericks

I'm running OS X Mavericks on a computer with two displays that are not mirrored. One of them is configured as the primary display using the menu bar location in Displays System Preference, ...
39
votes
9answers
135k views

How to connect two non-Thunderbolt displays to the Macbook Pro 2011 via Thunderbolt?

I have the VGA and HDMI adapters for my Macbook Pro 2011, but can only connect one display at a time - neither adapter has a female Thunderbolt connector to act as a passthrough. My understanding is ...
34
votes
5answers
12k views

How to choose on which display Application Switcher shows?

I always have a lot of applications open at the same time. In order to quickly switch between them, I use CMD+Tab shortcut. In order to switch even faster, I sometimes use CMD+Tab and then select the ...
33
votes
6answers
25k views

Is there a keyboard shortcut to move a window from one monitor to another?

Is there a free app that I can use to move a window from one monitor to the other monitor (assuming only two monitors) via the keyboard? I shouldn't have to use the mouse at all (e.g., for selecting ...
28
votes
6answers
51k views

Does Thunderbolt support chaining multiple monitors to a MacBook Pro?

This has always been a big want for me. I love using multi-monitor setups but only want a single laptop. Does the 2011 MBP Thunderbolt support chaining multiple monitors together? I know that you can ...
22
votes
12answers
54k views

How to retrieve windows that have moved 'off-screen'

I have this problem sometimes with my dual-screen setup, especially when I'm juggling lots of things around. Occasionally I seem to be able to move a window entirely off-screen (I'm not quite sure ...
19
votes
6answers
16k views

How do I make windows save their position on screen after re-attaching a display?

When I attach a second monitor to my MacBook, I drag many windows onto it. When I detach the monitor, all the windows move back onto my MacBook's display. How can I make it so that when I re-attach ...
17
votes
2answers
33k views

How do I move a window to my secondary monitor above the menu bar?

I just bought a second monitor which I've placed on a stand above my macbook. It seems to be working great but I can't move any application windows on to it because it's also above the menu bar. Is ...
17
votes
3answers
9k views

MacBook unplugged from external monitor thinks it's still the Secondary Desktop

I've got a MacBook Pro 13" with Lion plugged into an external VGA monitor. Often, when I unplug its video dongle deal, the MacBook doesn't realize the other monitor is gone. It continues to believe ...
17
votes
8answers
48k views

Where can I get a Thunderbolt hub or splitter?

Apple has just announced the new MacBook Airs, Mac mini, and Thunderbolt display. One of the features of the Thunderbolt display that caught my eye was its ability to daisy-chain two displays together ...
16
votes
5answers
50k views

How can I set an external display (monitor) as the primary one?

Currently the MacBook's display works as primary, so every application I open gets open on the 13" and I have to drag it to the 24". I also don't have access to the dock on my 24". Is is possible to ...
16
votes
6answers
38k views

How do I use only the external display with my MacBook Pro lid open on Lion?

Sorry for the wordy title, but my problem is thus: When I'm at my desk, I would like to use only the external display. With the nifty gestures in Lion, I have decided I would like to use the ...
14
votes
3answers
6k views

Does Apple support DDC/CI for 3rd party displays via Apple's Thunderbolt to DVI adapter

I had a Dell 21.5" monitor, which was previously connected to a Windows PC via its DVI port, which has no problem with DDC/CI which allowed me to control brightness and Contrast of the attached ...
14
votes
0answers
7k views

Yosemite auto creates multiple desktops (spaces) on main monitor

Since upgrading to Yosemite I've been having issue with OS X creating additional desktops on my main monitor for no apparent reason. I usually have 3 different desktops setup on my main monitor and ...
13
votes
4answers
34k views

How to get back the missing monitor option in Mountain Lion's menubar?

When plugging in an external monitor on every OS X < 10.8 you could set the monitor options to show up on the menu bar. How do I get this option on Mountain Lion? I connect a DVI monitor via the ...
13
votes
3answers
13k views

Can I connect more than one external monitor to the late 2010 MacBook Air?

I am thinking about buying the new MacBook Air as a primary desktop replacement. One of the things I have on my desktop which I like is two large monitors. Does anyone know whether the new MacBook ...
13
votes
2answers
10k views

MBPr 2015, 2.5GHz i7 – Daisychaining 2 Dell U2414H 61 Screens [duplicate]

Marking this question as an already existing question is wrong as the other question refers to a Mid 2012 NONretina Macbook running 10.10.1 instead of 10.10.3/4 I think that daisy chaining ...
13
votes
7answers
7k views

With multiple displays: how best to keep the Dock to one side, and on the same display as the menu bar?

I currently have the Dock to the left. In the Displays pane of System Preferences, I have the external display (if present) configured to be on the left side of the main built-in display; and the ...
13
votes
4answers
3k views

Is there any way to output to two 1920x1200 external monitors with any of MacBook Pro or Air?

I understand that you can output to one 1920x1200 monitor while still using the laptop's screen, and one 2560x1600 monitor using the dual-DVI adapter. But can you output to two external 1920x1200 ...
12
votes
8answers
44k views

How do I turn off laptop display when I have an external display?

I went through a similar question , but the answer was informing how to hide the monitor, but not how to disable it . I do not want any new windows to creep into the laptop display when the external ...
12
votes
5answers
16k views

How many external displays can I power with the 15" retina MacBook Pro?

I have three 24" (1920x1200) Dells that I would like to use on a single setup. With the 15" retina MacBook Pro having two Thunderbolt ports and one HDMI connector, would it be possible to connect them ...
12
votes
4answers
913 views

What is the best way to use two 27" monitors on your desk?

In my work environment I have three smaller monitors and love the productivity benefit. At home I have two 27" displays (the iMac and an external cinema display), but am having trouble laying them out ...
11
votes
4answers
5k views

How can I resize a Mac OS X app window after disconnecting from an external monitor?

I'm a MacBook user, and when I'm home I plug into a large external monitor to get additional screen space. When I'm on the go I disconnect and use my laptop's built-in display. For the most part this ...
11
votes
2answers
10k 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 ...
11
votes
4answers
45k views

Connect 2 external monitors with MacBook Pro

I recently got an MacBook Pro (Retina) 15" from my office. I prefer to use my laptop as a desktop. So I have a docking station for my Dell which I used to connect to 2 external monitors, keyboard and ...
11
votes
4answers
6k views

How to use the new iPad (3rd gen) as a second screen?

I carry my iPad everywhere, and now that I've got the new one with the high resolution display, I'd like to use it as a second monitor for my Macbook Pro. It would be great if I could occasionally ...
11
votes
6answers
20k views

Can I plug two external monitors in to a MacBook Pro?

I'd like to use two external monitors for some excels, coding, email, not games or video content. Can someone please explain how I can go about using two external monitors with my MacBook Pro, and ...
11
votes
5answers
11k views

External monitor stopped working after 10.9.2 update

I've been using a Dell U2713H display for about a year with a mini-display port to display port cable. However, after installing the 10.9.2 update, the monitor is going into sleep mode when connected ...
11
votes
1answer
446 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 ...
11
votes
7answers
10k 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 ...
10
votes
4answers
58k 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?
10
votes
3answers
9k views

Desktop image is not showing in Mountain Lion with dual monitor

I have a MBA connecting via HDMI to Samsung Monitor. Problem is desktop background for Samsung monitor is not showing. There is only grey desktop and doesn't have any changes even I try to change the ...
10
votes
6answers
12k views

MBP Lock screen hotkey without sleeping?

I'd like to press a key combo to get my computer to the lock screen. In Windows the shortcut was Windows key + L. On Mac I press CMD+ALT+Power which turns the laptop off and puts it into sleep. I want ...
9
votes
6answers
7k views

How can I use an iPad with a Retina display as an external monitor?

I have three 23" Samsung LCD monitors, and I've had all three hooked up to my MacBook Pro, for a total of four displays. Problem is, the MacBook Pro's Retina display has totally spoiled me. The ...
9
votes
3answers
7k views

Why does my dock keep moving back to my other monitor?

I have a larger, external monitor connected to my MacBook Pro and have arranged it such that the dock is in the external monitor (via System Preferences > Displays > Arrangement, by dragging the white ...
9
votes
2answers
84k views

How could i use an iMac as secondary monitor for windows 7 laptop

Recently (less than one year ago) i bought an iMac 21,5". Now i would like to use it as secondary monitor for my laptop. (My laptop runs Windows 7). Is it possible? (I found conflicting opinions on ...
9
votes
2answers
982 views

Arranging an external monitor for Macbook Air

I connected an external monitor to my Macbook Air, and arranged it above the MBA display. See this screen arrangement. In the above screenshot, the up-display is the external display, and the ...
9
votes
2answers
12k 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 ...
9
votes
2answers
2k views

How to keep both Mavericks menu bars opaque in two monitor setup

Mavericks shows the menu bar in both monitors when you have two. That's great, but the menu bar in the passive desktop turns translucent, which is a bit annoying. Is there a way to keep both menu bars ...
9
votes
6answers
614 views

iMac external display (EA232WMi) won't sleep

I'm using an iMac 11,3 (27 inch, mid 2010) with an external display (an NEC EA232WMi). Over the past week or so (beginning just prior to 10.9.2), when the iMac's display sleeps, the external display ...
9
votes
4answers
560 views

Disable cross-screen shadows

I have a dual-screen setup, which works fine, but there's one annoyance, the window shadows. If I maximize a window on one screen (or just make its edge touch the edge of one of the monitors), the ...
8
votes
2answers
2k views

How do I move my menubar to an external monitor?

I just asked this question (Using External Monitor and Spaces. Want Mouse to move Up/Down, not Left/Right?) and @calavera gave me a great answer, thanks! But now I have another question. It seems ...
8
votes
8answers
6k views

Yosemite: Accessibility zoom + multiple monitors = poor performance

Ever since upgrading to Yosemite, the accessibility zoom feature is unusable when connected to an external monitor. Steps to reproduce: Enable Zoom in System Preferences - Accessibility. Connect an ...
8
votes
2answers
29k views

Connecting a Retina MacBook Pro to a VGA Display?

I have an external monitor with a VGA connection. What is the best adapter to use for my Retina MacBook Pro? I think I've seen Thunderbolt to VGA, or USB to VGA? Or HDMI to VGA? What are the ...
8
votes
6answers
12k views

External monitor resolution setting is lost after MacBook “wakes up” from sleep

I have recently purchased an external monitor that I am connecting to my MacBook Pro (Late 2009) using the MiniDisplay-to-VGA adapter. I have both the external monitor and the MacBook's monitor set to ...
8
votes
4answers
28k views

Can I use my Macbook Pro Retina as extra monitor for my iMac through Thunderbolt

I just bought a new late 2013 iMac and a new late 2013 Macbook Pro retina. Also bought an Apple thunderbolt cable. Pressing CMD+F2 (enabling Apples "Target Display Mode") on my iMac lets me use the ...
8
votes
2answers
1k views

CPU usage is too high with Yosemite and an external monitor

I use Yosemite 10.10.4 on my MacBook Pro (2012). I used to work with an external monitor: Apple Thunderbolt 27" monitor. The issue is that, according to Activity Monitor, the kernel_task process ...