refers to using two or more displays with your Mac

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17
votes
9answers
42k 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 ...
1
vote
1answer
988 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 ...
0
votes
0answers
6 views

How to use my Macbook Pro as a monitor for my PC which I have no monitor for right now? [duplicate]

I looked into remote desktop stuff but that seems you have to do something on the Window's side to get it working. My issue is that the PC I have I currently have no way to view that on a monitor ...
0
votes
1answer
4k views

Force external display refresh rate

I have a 27" screen which is connected to my mid-2012 MacBook Pro retina through a HDMI/DVI-D (HDMI on the MacBook Pro, DVI-D on the screen). Before I was using a adapter DisplayPort+USB/DVI-D and I ...
0
votes
1answer
36 views

How can I make 3 external displays function with my 13-inch Retina MacBook Pro (Mid 2014)?

How can I make 3 external displays (4 total, or 3 if running in closed book mode) function with my 13-inch Retina MacBook Pro (Mid 2014)? Regardless of closed-book/clamshell mode, I am unable to make ...
0
votes
1answer
26 views

Screen resolution of MacBook Pro Retina

I have a MacBook Pro 13" Retina-display (Late 2013 model) I recently bought a very cheap HDMI cable to plug it on my tv in my room (for Screen Mirroring and sometimes, Screen extend). Since it's ...
1
vote
2answers
2k views

Monitor Connected to Mac Not Displaying

I have an TV which accepts a DVI and VGA input, and a retina macbook pro with Mini Display Port and HDMI. I needed to connect my mac to the monitor so I decided to go for an HDMI to DVI cable since it ...
0
votes
0answers
27 views

Triple-non-thunderbolt-display iMac — would this work?

Consider the following: I have a 21.5" (Mid 2011) iMac with a single Thunderbolt port that supports "two Thunderbolt displays". This means normally you would daisy-chain one thunderbolt display to ...
1
vote
1answer
21 views

Will my Macbook Air be able to handle dual 4k displays?

I have a mid 2013 Macbook Air and I want to purchase two 4k monitors and hook it up to the MBA. Will my Macbook Air be able to hand the two monitors at it's full resolution? If so, what cables would ...
4
votes
3answers
837 views

In OS X Yosemite, how to keep the app switcher (or dock) on my main display?

I believe the app switcher (command + tab) is tied to where the dock "is". The dock is available on both displays, but I believe the last display in which you clicked on the dock is where it actually ...
0
votes
2answers
244 views

Are HDMI to VGA converters/adapters compatible with Mac?

Recently I purchased an HDMI to VGA adapter that actually converts the digital signal to an analog VGA signal to connect a computer to an external monitor. It works perfectly with a Windows PC that I ...
0
votes
2answers
1k views

Daisy chain of two Dell U2414H to Macbook Pro Retina 13''

My MacBook Pro have only two thunderbolt ports. My new external monitors are Dell U2414H connected to MacBook Pro using Display Port to Mini Display Port cable each one. In this situation I'm unable ...
0
votes
3answers
21k views

Troubleshooting HDMI connection between MBP and Sony Bravia TV

I'm trying to connect my MacBook Pro (late 2011) running Mavericks to my Sony Bravia television like so: MBP thunderbolt port -> Mini DisplayPort cable -> HDMI cable -> TV HDMI 1 port. However, I'm ...
7
votes
2answers
23k 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 ...
0
votes
0answers
8 views

MacBook Pro 10.6.8 mid-2011 and HP Compaq LA2205wg working only when MBP on battery

Weird behavior of MBP and external HP screen. When MBP is on battery - everything works perfect. But when power supply is connected to MBP - external HP screen is going black. "Monitor going to sleep" ...
0
votes
0answers
14 views

How can I sleep my iMac's internal display when it's not in use, but not my attached tv (playing video)

I've got a 2015 iMac running Yosemite, attached via HDMI to a 1080p TV, in extended desktop mode that I use simultaneously as a video server/media player and an occasional work machine. In short, ...
0
votes
2answers
873 views

MacBook Pro with Retina display - three external displays under Boot Camp

Is it possible to drive three external displays (3x 22" inch monitors, each at 1680 x 1050) on my MacBook Pro with Retina display under BootCamp / Windows? A couple of guys have shown that it works ...
1
vote
1answer
3k views

How do I stop/freeze my secondary display?

I'm fairly new to Mac and having a dual monitor setup, but I have my secondary display working and arranged above my laptop. I want to be able to move between screens on the laptop and have the ...
1
vote
0answers
25 views

Forcing application to go to selected window on startup

I run a multi-monitor set-up on a single "Desktop". All of my applications when opened run on the primary monitor, which is the smaller monitor. I would like to have some (e.g. browser, mail client) ...
0
votes
0answers
37 views

Setting up multiple displays on a MacBook Pro as a single “giga-monitor.”

I have 2 extra monitors on my MacBook Pro. They are positioned like this: I would like to use monitors 1 and 2 as a single giga-monitor. Ideally I would like that VMWare Fusion would recognize ...
3
votes
1answer
3k views

Is there a way to completely disable Spaces in Yosemite?

Is there a way to completely disable Spaces in Yosemite (without turning off Mission Control, Dashboard, etc.)? As someone who frequently switches between multiple monitors and using my Macbook on ...
0
votes
0answers
28 views

Should I buy a new 27“ Thunderbolt Display or a 27” 2013 iMac?

I'm starting out as a web designer and developer and it's time to invest in a larger second display for my work. I currently have a 2013 Macbook Pro. Apple haven't updated the Thunderbolt Display ...
39
votes
9answers
121k 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 ...
48
votes
9answers
4k 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, ...
0
votes
1answer
970 views

How do I reset/clear my external display settings in 10.9?

I messed up the settings for the clamshell display mode on my MacBook Pro. I can't get my external display to work when I close my laptop. I can get all other modes working (standard mirroring and ...
3
votes
4answers
3k views

External Display limited to 1080p after 10.9.2. update

I have an Asus PB278 (WQHD 2560x1440) connected via HDMI cable + HDMI-Thunderbolt adaptor to my MacBookPro Late 2011. Until the update to OSX 10.9.2, I was able to use full WQHD resolution on my ...
1
vote
1answer
59 views

How to set the Display aspect ratio to 16:9 explicitly when using a VGA adaptor

Background I was presenting at a venue where the projector supports 1280x720px resolution (16:9) via VGA cable (I've previously used the same room and equipment on an older 2011 MacBook Pro running ...
0
votes
1answer
87 views

Using iMac 21.5 mid 2010 as an external monitor of Macbook Pro Retina late 2013 15"?

Can I connect iMac 21.5 mid 2010 as an external monitor of Macbook Pro Retina late 2013 15"? How can I connect them? I read some articles that say it can be done with Mini DisplayPort-to-Mini ...
0
votes
0answers
50 views

Create second display which is virtual for use with microsoft remote desktop

I use Microsoft Remote Desktop to access my PC (windows 7) from mac book pro 13 when I am not at work. My PC has two monitor and Microsoft remote desktop allows to use all monitors for a session. My ...
0
votes
0answers
32 views

Keep applications maximized when plugging in second monitor

My work environment requires that I constantly plug in my MBA into a second monitor and use it without. I run multiple desktops with applications always extended fullscreen. When I unplug from the ...
0
votes
1answer
74 views

Turn on and off MacBook Pro Retina connected to a Thunderbolt Display monitor

I would like to know if there is a way to turn on and off my Macbook Pro Retina 15 connected to a Thunderbolt Display monitor when it is closed. Should I open my MacBook Pro Retina each time I need ...
0
votes
4answers
4k views

Put Macbook Pro to sleep with HDMI connected to External Monitor?

I have conneceted my Macbook Pro (Late 2011) to my recently bought 27'' monitor with an HDMI cable. I have done all the settings so when I close the lid, I can still use my external monitor without ...
0
votes
1answer
39 views

WindowServer[250]: _CGXGLDisplayContextForDisplayDevice: No matching context for device (0x7fcfcaf18220) - disabling OpenGL

I'm getting vast amounts of these messages in my Console: 13/03/2015 16:02:20.924 WindowServer[250]: _CGXGLDisplayContextForDisplayDevice: No matching context for device (0x7fcfcaf18220) - disabling ...
1
vote
1answer
36 views

Code to fix: WindowServer[250]: _CGXGLDisplayContextForDisplayDevice: No matching context for device (0x7fcfcaf18220) - disabling OpenGL [duplicate]

I need help implementing the answer to WindowServer[250]: _CGXGLDisplayContextForDisplayDevice: No matching context for device (0x7fcfcaf18220) - disabling OpenGL by inserting the following into ...
2
votes
2answers
3k views

Macbook Pro Retina and 4k monitor (Samsung U28D590D) now showing “scaling options” in display

I have a Macbook Pro Retina mid 2014 running OSX Yosemite (10.10.1). I have connected an external 4k monitor (Samsung U28D590D), but I'm struggling to set the correct resolution. When I open "display" ...
4
votes
2answers
2k 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 ...
1
vote
0answers
24 views

Disable display mirroring for every possible future display

Is there some 'defaults write' or other trick to tell OS X to never mirror displays? (Unless they're at least as good resolution as the retina display.) I thought I had display mirroring disabled ...
1
vote
1answer
106 views

Why retina mac book pro won't output signal to second monitor via mini display, but detect it?

I have 2 monitors, a retina, 15-inch, mid 2014 mac book pro. I plugged the hdmit output to one monitor, and a mini-display to dvi to the second monitor. On mac book preference system ...
5
votes
1answer
1k views

How does Mac OS X 10.7 detect different displays?

I have a Macbook Pro with Mac OS X 10.7, and an external display screen attached to my Macbook, which is working fine. Sometimes, I have to switch the second display to a projector (because I want to ...
2
votes
2answers
99 views

Multiple non-thunderbolt monitors to MBP-r '12

Does anyone know if it's only possible to add 3 external monitors if at least one of these is a thunderbolt display? I'm asking since I would love to hook up 3 Dell monitors to my macbook at work. ...
2
votes
2answers
180 views

Weird Yosemite Sleep Behavior

Since upgrading to Yosemite, I am having weird issues with sleep mode on my MacBook (mid-2011). Whenever my MacBook goes to sleep, it begins beeping (similar to POST codes on PCs) every 1-2 seconds, ...
0
votes
0answers
9 views

How do I prevent Expose/F3 from running on secondary monitors?

At home, I like to play movies on a secondary monitor while working on my primary monitor. When I press F3 to Expose my windows, it disrupts the movie on the second monitor. How can I configure Expose ...
1
vote
0answers
35 views

Auto Adjust Brightness Secondary External Non-Apple Monitor

I have recently purchased a Dell S2340l monitor to extend my MBPr late 2013 screen. So far I can say it's a great monitor, colors are great, but still in the test phase... Whatsoever, I really love ...
1
vote
1answer
91 views

Mousing over to external display

When I have my external monitor hooked up, I access it by mousing off the left hand side of my Macbook display. Can I switch this so that I can access the external by mousing off to the right of My ...
2
votes
2answers
604 views

Moving dock between vertically arranged displays in OS X Mavericks and later

I have two displays, stacked vertically. The bottom display is my Mac's built in display, and the top display is an external monitor. Here is the screenshot of my multiple display arrangement in ...
3
votes
2answers
5k views

Late 2011 13" MacBook Pro doesn't detect external monitor anymore on Mavericks

I have a late 2011 13″ MacBook Pro with OS X Mavericks updated to the latest version, which was usually connected to a HP Pavillon 23xi monitor using a Mini DisplayPort to VGA adapter. It worked like ...
0
votes
0answers
177 views

Disable window snapping to top on move to second monitor/display

This annoying behavior started happening in 10.8 or 10.9 and I'd like to turn it off and make it never ever happen again. What happens is that when dragging a window from one display to another, when ...
2
votes
1answer
2k views

Connecting a Dell U2412M to a 2013 Retina MacBook Pro using DisplayPort to Mini DisplayPort

I recently got a Dell U2412M monitor. I'm attempting to connect it to my 2013 Retina MacBook Pro using a DisplayPort to Mini DisplayPort cable. I repeatedly get a "Entering Power Saving Mode" dialog ...
2
votes
1answer
544 views

rMBP kernel_task spikes when connecting more than one external monitor

When connecting a second external monitor kernel_task spikes to 600%+. This makes the computer unusable. Before Yosemite, this worked fine with 3 monitors. Here are the specifics: When I connect ...
3
votes
2answers
11k views

Secondary display with VGA connection resolution issue with Macbook Pro under Snow Leopard

I am on a MBP Early 2011, running Snow Leopard and am facing a strange issue. If I boot up my system and try to connect to my external display using the MDP->VGA adapter, System Settings won't show ...