Generally a visual screen used to display graphical or text output

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0
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1answer
8 views

How to view current display resolution

How can I find out the current resolution the screen is running at, in OS X 10.10? Under settings -> display (which is where I think it used to be), it shows the refresh frequency, but not the ...
2
votes
3answers
2k views

Lost ability to choose 3440x1440 resolution after Yosemite upgrade

I have an LG 34UM95 connected via TB on a Late 2012 mac mini. After the Yosemite install, I no longer have the option of choosing 3440x1440 resolution in the Displays preferences. It worked just ...
2
votes
3answers
6k views

Can an xbox360 be connected to a thunderbolt iMac to be used in target display mode

I've attempted to do some research, but I've unable to determine if the imac can be used as a monitor (in target display mode) for my xbox 360. It seems like the only option is some kind of weird ...
0
votes
0answers
10 views

Horizontal lines visible on retina monitor

I have a retina monitor, but I can see horizonal "pixel" lines on my screen. This occurred soon after I installed Yosemite, then the problem disappeared, now it has reappeared again. Restarting the ...
5
votes
7answers
30k 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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0answers
13 views

Intermittent Static / Garbage External Display On Wake and Boot? Picture included

Intermittently (relatively frequent) when the MacBook wakes from sleep and it kicks the external displays on, one or all of them may be fuzzy like this. I have one display in a Thunderbolt port, and ...
1
vote
1answer
38 views

Splitting a mac desktop into smaller portions

Background I'm using a device called a DualHead2Go that lets me plug two external screens into an early gen Macbook Pro. This device basically presents the two screens to the mac as if they were one ...
1
vote
2answers
53 views

Connect 2 external Monitors with Belkin's Thunderbolt 2 Express Dock HD

I need a little help here, I have attached my MacBook Air Mid 2013, to an Belkin Thunderbolt 2 Express Dock HD. On the product page it says that one can connect two monitors. The only condition is ...
3
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0answers
38 views

Macbook doesn't display on external screen until after I log in (Yosemite). How to fix?

I have a macbook pro (mid-2011) and an HP Pavilion 22bw (prob inconsequential) connected via a Thunderbolt DVI Adapter. Ever since installing Yosemite, I now need to open the macbook pro and log in ...
0
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0answers
17 views

Mac Mini is not displaying all 29" of my DellU2913WM since Yosemite. Suggestions?

I upgraded my mac-mini to Yosemite & suddenly lost my ability to adjust the screen resolution to fit. An add-on product called SwitchResX was disabled after the upgrade, and the system ...
1
vote
2answers
2k views

I deleted my Bootcamp partition but can't resize my OS X partition

I didn't realize this would cause issues, but I used Disk Utility to delete my Bootcamp partition and then tried to resize my main partition to fill the disk. This causes an error and I searched for ...
1
vote
1answer
5k views

Can't change displays refresh rate

I'm using OS X 10.8.3 and I want to change the refresh rate of my display, but I can't. When I go to System Preferences-> Displays, I have two options for resolution: Best for Display and Scaled. ...
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votes
2answers
134 views

Windows on Parallels 10 with 2 out of 3 monitors only

I've MacBook Pro with 2 external monitors connected. Is there a way to configure Parallels so that it allows you to use 2 monitors for Windows and the main one for Mac? I only found option to make it ...
0
votes
2answers
29 views

Will never letting my display go to sleep shorten its life?

In Mac OS X 10.9's System preferences > Energy saver, there is a warning that says: Never letting your display go to sleep may shorten its life Why would not letting my display go to sleep ...
2
votes
2answers
2k views

MacBook backlight turns off when brightness is set at 100%

I was using my MacBook today when suddenly the backlight turned off, right while I was in the middle of using it. I know it was the backlight because: I have an external display, which remained on, ...
1
vote
0answers
18 views

External display occasionally shows just noise

When I'm at work I have my Macbook Air mid-2013 hooked up to a Samsung SyncMaster 2443 display via a ThunderBolt-to-HDMI adapter and then to a HDMI-to-DVI adapter. Almost every second time I switch ...
0
votes
1answer
13 views

Restoring window configuration for monitor setups

I would like to achieve the same effect as is described in this question, which doesn't seem to have a suitable answer. I develop on a macbook pro. Often I use it on its own, but sometimes I connect ...
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4answers
3k 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 ...
1
vote
0answers
25 views

External Display Brightness, Contrast and Color are Terrible

I have a late 2014 13" Retina MBP. It's connected to a 24" Philips 246EL Display by using an Apple Mini DV to DVI adaptor. The brightness and contrast on the external display are terrible, and no ...
0
votes
0answers
38 views

Intel HD 3000, HDMI and 2560x1080

I recently purchased an ultra wide monitor, with a native resolution of 2560x1080. This is great but it's only working with Windows ! Apple is limiting HDMI resolution to be no more than 1920x1080, ...
1
vote
2answers
972 views

Early 2013 Macbook Pro with 4K

From what I'm reading online it sounds like 4K displays like Seiki displays will work correctly with a late 2013 MBP or later. I have an early 2013 MBP and am not finding much of any evidence that a ...
1
vote
1answer
33 views

Blaupunkt 4k LED TV as external monitor for MBP mid 2012 retina issue

I initially connected the MBP 2012 retina 2.7 GHZ to the 4k display it showed me 3840x2160 correctly. But when I was optimising some display settings I changed to 1080p after that I no longer get the ...
0
votes
1answer
918 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 ...
6
votes
3answers
21k views

Mavericks not able to use external display at full resolution

I have been several months using my mid-2010 15" MBP connected to a Dell U2711 through a miniDisplayPort-DisplayPort adapter, without any trouble cranking the resolution up in Mountain Lion to it's ...
4
votes
1answer
16k views

Can I use my Macbook Pro Retina as a monitor for PS3?

I want to connect my PlayStation3 to my Retina Macbook Pro so that I can play my games using the MBP's display, is it possible to do it with HDMI port or something else?
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vote
0answers
30 views

Downsampling an external monitor on a Macbook Pro

I was wondering if anyone has succeeded in downsampling an external monitor for a Macbook Pro. I currently have a late 2013 Macbook Pro (Retina) with Intel Iris Pro 5200 graphics card. I just bought ...
1
vote
1answer
322 views

New MBP 13" can't connect to external monitor

I am trying to connect my oldish LG monitor with DVI port (adapter hdmi to dvi is in monitors end) to my macbook pro 13" (late 2013 haswell model) and it is pretty weird, macbook recognizes monitors ...
0
votes
1answer
32 views

Connect MacBook to projector without DisplayPort

As it appears, my Thunderbolt/mini DisplayPort port on my MBP mid-2012 is nonfunctional, so I cannot use my DP-VGA adapter anymore to connect to external monitors/projectors. What alternatives are ...
3
votes
2answers
3k 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
58 views

What is the best way to connect external monitors to mid-2014 Macbook Pro Retina so you can get the best resolution?

I have a mid-2014 15" Macbook Pro Retina. I've got a bunch of plugs (HDMI, 2 mini DP) and my external 27" ACER K272HUL has HDML, DP and DVI. My assumption is that there are differences between the ...
2
votes
2answers
10k 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 ...
0
votes
1answer
3k 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
797 views

Dual monitor for 2.2GHz MacBook Pro (MD318LL/A) Late 2011 MBP

I was wondering is it possible to have 2 external 1080P monitors attached to my MBP? My machine have a Thunderbolt port. The monitors have HDMI, VGA, and DVI. (No thunderbolt display port sadly.) ...
0
votes
0answers
16 views

Plug out any USB device “disconnects” HDMI Monitor

whenever I unplug an USB device (no matter what, hard drive, usb stick, dvd drive ...) the HDMI-Monitor connected to my MacBook becomes "disconnected". This means that all Windows etc. are now on the ...
0
votes
0answers
105 views

Mini DisplayPort does not work

When plugging in my mini DP-to-VGA adapter recently, the monitor was not recognised and when wiggling the plug, all I could achieve was turn the screen black, but nothing actually appeared on the ...
1
vote
1answer
944 views

Issue with LCD screen colors after Mac was dropped

I have gotten an issue with my Mac LCD display, after the Mac was dropped. 100% white colors become pink and 100% black colors become green. I don't want to get it fixed, because that would be very ...
5
votes
2answers
810 views

Cursor stuttering: “IOHIDSystem cursor update overdue. Resending.”

My 2011 iMac running Lion recently developed a new problem; the mouse cursor stutters. At random intervals when I move the mouse it lags, then jumps, like it missed a couple of frames. Ordinarily I'd ...
1
vote
1answer
2k views

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

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 ...
6
votes
1answer
689 views

Screen turns off when I move my MacBook when it is on the sleeve

I've noticed that when my laptop is on its sleeve and I slide my laptop on it the screen goes black. This doesn't happen when I have the laptop on my lap. Its consistently reproducible. It's somewhat ...
0
votes
0answers
46 views

MBP Black Screen of Death

I want to avoid the $100 fee to send in my MBP since I think I've discovered what's wrong with my MBP. I was gaming on my Macbook Pro 2012 when suddenly the display turned black and the computer ...
0
votes
0answers
102 views

HDMI to DVI Adapter not working on Mac Pro

I brought a new Mac Book Pro and I'm trying to connect it to my Dell U2414 monitor from Mac's HDMI port. I am using HDMI to DVI adapter connected to DVI cable, the Dell Monitor provided. The Mac is ...
0
votes
1answer
42 views

13'' Mid-2012 Pro, can I use FireWire to VGA for a triple screen setup?

I have a mid-2012 13'' Macbook Pro. I'm currently using a Thunderbolt to VGA to use a second monitor. I'm feeling myself in need for a third monitor for my work. I was wondering if it was possible to ...
1
vote
1answer
55 views

Macbook late-2009 not displaying red color

Yesterday I realized that that my late-2009 Macbook White (A1342) does not display red colors. Sometimes it works correctly when I turn on the computer. Then, after a few seconds, red color starts ...
0
votes
2answers
79 views

Macbook Pro 13" with Retina Display: Black Screen

So this is not my computer, but my girlfriends. She was doing thesis work in the library when all of a sudden the screen to her Macbook began to malfunction. At the point it is at now, whenever it is ...
0
votes
2answers
216 views

Connecting MacBook Air to two VGA/DVI monitors

I have a 13" MacBook Air (2012) and I would like to connect it to two external Lenovo Thinkvision monitors. Both monitors are identical. They have both a VGA port and a DVI port on the back (see ...
2
votes
1answer
39 views

Why is Top Left Corner of the display blank when using Final Cut Pro?

I noticed this strange problem when when I was using Final Cut Pro. The top left corner of the display does not appear. The same can be seen on the image below. I left it for a while and when ...
0
votes
1answer
35 views

Can someone explain how to find and use kext files?

The post I found on this forum: "Apple Cinema Display Brightness no longer works in Mavericks or Yosemite" explains how to fix it using kext files but I can't figure out how to get the kext file to ...
0
votes
0answers
12 views

IE 11 Looks huge on external display

I'm using a 15" retina MBP and a 22" (1920x1080) external display... if I drag items such as desktop shortcuts and IE 11 (so far I only identify these 2) they look HUGE, like this: this is a ...
8
votes
5answers
8k 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 ...
1
vote
1answer
99 views

Same Wallpaper for every Display

I have a Macbook Air (with OS X 10.10 Yosemite). I've set the wallpaper to a folder and let the wallpaper change randomly every 30min. When I work at my desk, I have an additional external Display, ...