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Questions tagged [display]

Display tag helps people find questions relating to internal displays, external displays, network displays and anything that lets you see visually data, status or alerts.

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23 votes
2 answers
32k views

MacBook [Pro] or iMac - how many displays, what resolution/frequency?

How do I find out the number, type, resolution & refresh rate of additional monitors I can attach to my MacBook or MacBook Pro? This is an attempt at a canonical QA, as per the Meta QA - Where is ...
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  • 97.5k
10 votes
2 answers
21k views

MacBook Air occasionally freezes when external monitor is connected

I bought an ultra wide monitor (LG 29UM58) the other day. To hook it up to my Air, I convert a mini-DP signal to HDMI. With two different cables, I started noticing occasional latency on the signal ...
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  • 433
10 votes
3 answers
12k views

External monitors show blank screen until restart

MacBook Pro (15-inch, 2016) with 2 USB-C to HDMI adapters. The setup works great if I start up in that configuration. If I connect the adapters while the machine is running or simply sleeping, one ...
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  • 111
30 votes
8 answers
56k views

Connecting multiple screens to the 2016 MacBook Pro with Touch Bar

I'm thinking about buying the new MacBook Pro with 4 USB-C ports. I want to attach two screens, mouse and keyboard and ethernet to the MacBook Pro while using the fewest number of USB-C ports ...
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30 votes
4 answers
344k views

How could i use an iMac as secondary monitor for a 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 ...
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  • 495
424 votes
7 answers
430k 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 ...
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  • 4,547
34 votes
6 answers
77k 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 ...
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71 votes
17 answers
192k views

How do I turn off MacBook 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 ...
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  • 5,228
24 votes
4 answers
7k views

Macbook Pro Retina running at native resolution

A question I've had in my head since I first saw screenshots of the display preference pane on the new Retina MBP is this: Can it be made to run with what you could call a 1.0 UI scaling factor (same ...
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  • 470
13 votes
6 answers
31k 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 ...
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  • 1,283
6 votes
3 answers
837 views

Arrange different external displays of same model to different positions

I am running Mac OS X (Version 10.10.5) on a MacBook Pro (13 Inch, Mid 2010) and want to arrange an external monitor of the same type to different positions. First, let me explain my setup: monitor ...
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  • 173
3 votes
1 answer
10k views

Dual display with MacBook Pro (13-inch, Mid 2012)

I have a MacBook Pro (13-inch, Mid 2012) and would like to set up two 24" Acer monitors so I can have an easier working life. The monitors support CDMI, DVI and VGA, I am new to MacBooks, so I'm not ...
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150 votes
6 answers
250k views

Keyboard shortcut to switch focus between multiple displays on OS X 10.9+

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 ...
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  • 2,433
35 votes
3 answers
16k 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 ...
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11 votes
7 answers
21k views

How to disable Macbook Pro internal display when using external monitors

I have a Late 2011 Macbook Pro 13" (running Lion - OS 10.7.4) which I use with a dual external monitor setup. I have two 21" LCDs that I use as external monitors. One uses the built in Mini Display ...
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  • 600
78 votes
12 answers
51k views

How can I stop my retina display from taking 2x sized screenshots?

I recently got a retina display MacBook, and all my screenshots (via ⌘ CMD+⇧ SHIFT+3 or ⌘ CMD+⇧ SHIFT+4) end up being twice the size compared to how they appear on-screen. For example, here is a ...
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29 votes
8 answers
27k 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 ...
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2 votes
1 answer
15k views

Cleaning my Macbook Pro Retina leaves greasy 'streaks' across the screen

I try to clean my mid-2015 Macbook Pro with Retina display by wiping the screen with a damp cloth and then immediately drying. However, there seems to be left some residue/streak marks, which look ...
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  • 6,584
7 votes
3 answers
11k views

Thunderbolt -> Triple Monitor Mac Mini?

It seems the new Mac Mini uses both HDMI and Thunderbolt, but bandwidth limitations of Thunderbolt may prevent using 3 daisy-chained Thunderbolt high resolution monitors such as the newly released ...
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5 votes
2 answers
4k views

Easiest way to connect two non-thunderbolt monitors to my Macbook Pro 2017 and charge it at the same time?

I started a new job working remote recently. I've been provided a Macbook Pro 2017 (EDIT: model is 13", non-touch, with 2 Thunderbolt ports) and two non-Thunderbolt monitors (Dell P2217H). I have ...
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  • 153
2 votes
1 answer
2k views

MacBook Pro detects syncmaster (monitor) but doesn't display

My new MacBook Pro 13" touch bar is connected to my Samsung Syncmaster monitor through USB-c hub -> HDMI -> DVI. It detects the screen (shows up on OSX) but nothing is displayed on my screen. I have ...
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  • 131
2 votes
1 answer
3k views

External Monitors Flicker when plugged into my Mac

Seeing as I am going to be working from home the next couple of weeks (or possibly longer...) I purchased some USB-C to HDMI cables to plug my work Mac into my desk monitors. They display correctly, ...
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1 vote
1 answer
4k views

USB-C to Displayport cable or adapter

I'm using MacBook pro 2017 15 inch and i just got 3x DELL U2518D UltraSharp monitors to connect to my macbook pro. What I actually need is best possible solution to connect this external monitors to ...
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191 votes
16 answers
254k 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 ...
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  • 2,368
32 votes
10 answers
21k 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 ...
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  • 479
14 votes
7 answers
8k views

How would I make a keyboard shortcut to *maximize* the current window?

I love using the keyboard in Windows. It's an integrated part of the OS, and it feels like it; nearly every mouse action has a keyboard equivalent. However, as I am starting to use Macs more and more,...
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11 votes
4 answers
74k views

How can I resize a partition with Disk Utility?

I have 2 partitions, I reduced the size of one and want to expand the other to fill the now available space. How do I expand the Lion Partition into the empty grey space beneath Macintosh HD ...
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21 votes
6 answers
135k views

Connecting 3 monitors to macbook pro 2018 via thunderbolt 3

I looked for 20 minutes for a post similar to mines, and couldn't find one. Which is interesting to me, because I don't understand why people want to use the display to HDMI instead of using ...
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166 votes
20 answers
344k 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 ...
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  • 35.6k
28 votes
8 answers
65k views

Turn off MacBook Pro's display while connected to external monitor on Yosemite [duplicate]

How do you turn off the MacBook Pro’s display with the lid open while using an external monitor on Mac OS X 10.10 Yosemite? All the previous methods—such as the one’s listed here—that have worked on ...
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  • 383
36 votes
7 answers
37k views

Can I get windows 7 like window resizing on Mac OS X? [duplicate]

Windows 7 has a nice new feature for moving around windows. The one that I am particularly interested in is: Windows Key + Left/Right : Move the window to the left or right of the screen, or over ...
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  • 361
10 votes
7 answers
21k views

MacBook Pro black screens and shuts off after a few minutes' use

I have a MacBook Pro 15" (mid 2014, running Sierra). Recently, it has started black screening and shutting off shortly after, after a few minutes' use—let's say 3 to 10 minutes. The screen will go ...
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  • 318
20 votes
7 answers
31k views

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

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 ...
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  • 221
14 votes
3 answers
16k 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 ...
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8 votes
7 answers
34k views

How to Screen Sharing / VNC to an iMac without waking the display?

I have an iMac mid 2011 at home. When I was not home, I may need to access my mac with Screen Sharing. However the iMac display will turn itself on when I connect via Screen Sharing. The problem is I ...
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  • 211
19 votes
6 answers
100k 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 ...
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  • 469
13 votes
9 answers
94k views

How to use 3 external monitors on 15" late 2013 MacBook Pro Retina?

Several people have posted about how they use 3 external monitors with their MacBook Pro Retina. see: http://www.youtube.com/watch?v=qJhvyLB_Tbw Using 3 External monitors on my macbook pro, problem ...
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  • 131
7 votes
4 answers
15k views

Macbook pro 13" - 2017 - heating issues when connected to external monitor

My question is about chassis temperature and overheating issues. I have a recently bought a Macbook pro 13" - 2017 with two thunderbolt 3 ports. The notebook is performing fine, but when it is ...
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  • 231
3 votes
2 answers
3k views

How can I run 3 4K monitors on my 2015 MBP

I just seen a video of a guy on YouTube running 6 4K monitors natively on his MBP but it didn't go into details as far as cabling/hub setup. How could I run just 3 4K at 60hz? I am confused as to the ...
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3 votes
1 answer
186 views

Mid 2013 MacBook Pro displaying multi color

My MacBook Pro was displaying normally until recently. Now when I boot it up it displays different colors, sometimes white on the screen, but when I hook it up to a TV screen it displays normally. I ...
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  • 78
49 votes
6 answers
90k views

Can't plot with gnuplot on my Mac

I am trying to plot with gnuplot on my Mac (OS X 10.8.5). I have installed X11 and XQuartz 2.7.4 and after that I installed gnuplot, but unfortunately gnuplot couldn't plot. Simple plots like the ...
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  • 591
46 votes
12 answers
63k views

Fixing Night Shift incompatibility with external monitors

If you use an external monitor for your Mac of any shape or size and recently updated to macOS Sierra 10.12.4, chances are you've had some trouble with Night Shift. Common issues include: the ...
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  • 1,427
23 votes
7 answers
14k views

Change display arrangement in OS X/macOS programmatically

I periodically have to move my display around (physically1) and this requires also rearranging my display arrangement in System Preferences. Manually doing this all the time is a pain in the neck. ...
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  • 7,240
22 votes
4 answers
70k views

How can I set the display settings using command line

I would like to configure the 'Scaled' property of my Macbook Pro display using the command line. How could I do that?
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16 votes
2 answers
27k views

how to make each display a separate space, yet have a keyboard shortcut to move both screens at the same time?

In OS X Mavericks, each display (ie monitor) has it's own space. There are many advantages to that. But then there are also advantages to the old way of doing it; i.e i want both my [monitor 1 - ...
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  • 2,433
29 votes
4 answers
59k views

Is there a problem with closing the lid of a MacBook Pro when using an external monitor?

I am using an external monitor and the only way (that doesn't involve jumping through hoops) to turn off the MacBook Pro monitor is to close the lid. Does closing the lid causes any problems? I have ...
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14 votes
3 answers
11k views

External display on MacBook Pro Retina (Mountain Lion) remains blank after screen timeout or waking up from sleep

I have a retina MacBook Pro running Mountain Lion with a 23" external display attached through the Thunderbolt port (DVI/Display Port adapter). I have the monitor configured as an extension to my ...
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  • 141
19 votes
8 answers
60k 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 ...
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25 votes
6 answers
17k 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 ...
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  • 353
25 votes
4 answers
5k views

Prevent macOS from bringing all windows to front when switching to an app?

I have 2 windows of Google Chrome open, one on each display. Switching to Google Chrome puts both the windows on top of the rest of the apps on both the displays. This is annoying as I write using ...
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  • 587

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