Generally a visual screen used to display graphical or text output

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5
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1answer
2k views

horizonally flip OSX's monitor output?

For display reasons we've got a setup where a user watches videos on a MacBook via a mirror. Of course, this works okay for videos normally, but the user would like to be able to do more than watch ...
5
votes
1answer
749 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 ...
4
votes
1answer
284 views

How do I reset the Display cached data?

A week ago I noticed a weird Lion symptom, and posted a vague description of one this problem. Today, after some tests, I came to a conclusion that this bug reproduces whenever a the computer is ...
3
votes
1answer
81 views

Constant flickering on my external display

I've recorded a 7 second video of it here: http://youtu.be/2k9P59Z32wE. Basically, the screen will alternate between a fuzzy picture, color bars, and then black every ~2 seconds or so. Technical ...
3
votes
1answer
160 views

Black screen with dual monitors (10.9.3)

I have been experiencing a problem with my Macbook Pro (latest version) when connecting it to a dual monitor. I usually click on the trackpad to wake the computer immediately after it has gone into ...
3
votes
1answer
337 views

App windows move spontaneously on display wake (2 monitors) - OS X 10.8.3

OS X 10.8.3 Mac Mini Late 2012, 2.6Ghz quad-core i7, set up with 2 displays, like this: Thunderbolt Port HDMI Port /*****************|------|**********\_______________ | ...
3
votes
1answer
302 views

I Can't raise the brightness to the maximum.

I have a macbook pro late 2008. When Im raising the brighntess level, when it reaches the 50% it starts to decrease the brightness till it goes almost dark on 100%. Someone know how to do fix this? ...
3
votes
1answer
329 views

Can retina display features be enabled on older (non-retina) displays?

I have an older iMac, without a true retina display. I want to be able to scale the user interface like the retina macs do, but I can't seem to find a way to do that. Does anyone know a way to trick ...
3
votes
1answer
278 views

Mac Mountain Lion on screen keyboard

Is there a way that, when you switch language inputs for your keyboard, the onscreen keyboard will automatically show up?
2
votes
1answer
23 views

2013 Macbook Air not showing 1440p Option on External Display

I have a mid 2013 Macbook Air with the Intel HD 5000 graphics chip. I recently purchased a 27" Acer K272HULbmiidp 1440p (2560x1440) monitor that just arrived today. I connected it via a mini ...
2
votes
1answer
591 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 ...
2
votes
1answer
3k views

Problem with Mac HDMI - Thunderbolt display to Sony (not a cable problem)

I have a 13-inch Macbook Pro with Mountain Lion installed. I bought an HDMI - Thunderbolt cable months ago in order to watch movies, TV shows and whatnot on my TV (Sony Bravia). The cable had been ...
2
votes
1answer
402 views

iPad 3 max framerate

Has anyone tried to test the maximum frame rate one an iPad 3 connected to a 120Hz screen for example? I would like to know if it's possible to achieve more than the 60fps using the any ...
1
vote
1answer
28 views

Three phantom monitors after upgrading to Mavericks

I just upgraded my old Macbook Air (late 2010) from 10.6.8 to Mavericks 10.9.4. The OS now sees three ghost monitors that do not exist: When I'm cordless, I can work around by mirroring the ...
1
vote
1answer
107 views

Macbook Pro cannot automatically detect external monitor automatically after I unplug external monitor when it is sleeping

My late-2013 13'' (Retina & OS X 10.9.4 (13E28)) Macbook Pro can not automatically detect external displays after wakes up, if I pull the display‘s plug out during sleep. 1) connect Macbook to my ...
1
vote
1answer
176 views

Problem with Monitor, flickering green

I have the MacBookPro 15'' mid 2009 (10.9.3) , and from today I have green flickering on my monitor. I did try with Reset PRAM, Repair Disk, also TechToolPro but i have the same problem. It seem ...
1
vote
1answer
82 views

MBP Mid 2010 crashes with single color on screen

My laptop crashes and displays colourful screens: Red, orange, purple, green, pink, white, black. I then have to shut it down for a couple of hours for it to work a while more. Does anyone know what ...
1
vote
1answer
86 views

How to get 4 external monitors to work a macbook pro (late 2013)?

I'm wondering whether or not having 4 external monitors on a Macbook Pro is possible? I know that Apple states that the limit is 2. But as seen on The Verge and Cnet it's possible to go further. On ...
0
votes
0answers
33 views

Mini Display port - HDMI to LG TV image problems

I have connected my Macbook late 2008 with mini display port adapter to HDMI cable to LG TV. I have some problems with the image on the screen. They look green-blue and sometimes the image is ...
0
votes
0answers
38 views

How does 4k monitor work in scaled mode?

With the latest version of OSX, there is supposed to be a new display mode for 4k monitors. In theory I read that it would show UI and text on the monitor as if it is a much lower resolution monitor ...
0
votes
0answers
22 views

MacPro VGA drivers - correct resolution not shown, is this a driver issue?

I bought a new monitor to go with my 2006 MacPro and connected it up. My old monitor (a Samsung Syncmaster 940) is still connected to the MP but this time by an Apple DVI-VGA converter. The new ...
0
votes
0answers
29 views

Official 0.5m Thundebolt cable and Dell Mini DP monitor

When moving I somehow lost the Mini-DP to DP cable that came with my Dell U2413 display (and which enables me to use my display just fine). This display features a raft of input ports; DVI, DP, ...
0
votes
0answers
61 views

Crash when I add my external monitor

I got an Early 2011 MBP i7 2.2 8GB RAM Mavericks latest version I worked with my laptop monitor and an external monitor. The external is connected via the Thunderbolt out with digital. Since ...
0
votes
0answers
165 views

MacBook Pro display turns black when unplugging external HDMI monitor

Whenever I unplug my HDMI monitor, my MacBook Pro (mid-2010) display turns black. This persists through reboots. Is there a way to reset the display settings for my laptop? I've tried resetting the ...
0
votes
0answers
92 views

MacMini, Display Port, Dell U3014, lots of black

I am typing this on a MacBook pro retina plugged, via a display-port cable, into a Dell U3014. If I take that very cable and plug it into the thunderbolt port on my Mac Mini (Mid 2011), the mini sees ...
0
votes
0answers
92 views

VGA No Signal with P2JR Pico Projector

I have a late 2008 unibody Macbook running OSX Mavericks and I'm trying to hook it up to a P2JR Pico Projector. I'm using the cable supplied with the projector and the official MiniDP to VGA adapter. ...
0
votes
0answers
136 views

MacBook Pro second display flickering between apps?

I read this answer which suggested using gfxCardStatus to force discrete only mode -- didn't help :( (Flickering in Safari after switching back to integrated graphics) What I am seeing is that ...
0
votes
0answers
38 views

Imac doesn' t recognize certain colors

Am seeing this on a lot of website, and even different browsers on my iMac(Mac OS X 10.6.8) colors such as #EEEEEE, and #CCCCCC, are not displayed at all. screenshot: ^ Thats how it looks on my ...
0
votes
0answers
248 views

Display on an HP 23fi monitor with a MacBook Pro

I've recently started using a Mac. I've been on Debian + Thinkpads exclusively till now. I have an HP Pavillion 23fi monitor which I've been using with my old Thinkpad X201 via the VGA port. It ...
0
votes
0answers
60 views

Keyboard not working with display

I have a MacBook Pro connected to a Thunderbolt Display. In the display I have attached a mouse and an Apple keyboard. The keyboard works ok after it has been working but when I get to work and and ...
0
votes
0answers
254 views

iMac Display not waking up

The past two mornings, the display on my iMac wouldn't come back up when clicking the mouse or keyboard as it has for the past 3 years. The curious thing is that when I access it through Finder on ...
0
votes
0answers
14 views

Why does gamma appear to change after exiting Apple Display Calibrator?

I'm trying to use the Apple Display Calibrator tool for an external Seiki 4K monitor on my MacBook Retina Pro. I think the Gamma is off because the icons look stark and unnatural so I think the ...
0
votes
0answers
92 views

iMAC 20-inch - Early 2008 - Brightness automatically dims, no settings to prevent this

My display automatically dims itself after a while and it's really annoying. Of course I tried to search for a solution, but I've got no options like the answers say. They mention "Energy Saver", and ...
0
votes
0answers
202 views

Scale Display Resolution of MacBook Air

When connecting an external 1080p-display to my MacBook Air and select mirroring, the Resolution on the MacBook's internal Display changes to the resolution of the display connected. The maximum ...
0
votes
0answers
136 views

Dual external displays with dvi splitter on macbook air

I've been through the questions I can find about Macbook Air's and their display capabilities. I've just bought a mini display to DVI and a DVI splitter and at first glance I was happy but then I ...
0
votes
0answers
71 views

Macbook pro display color changes in Developer mode

I have Xcode 5 and I develop apps for my organisation. Until now, everything was going fine, however today I have noticed a weird behaviour. When I press Cmd+R in Xcode, the color of the screen turns ...
0
votes
0answers
42 views

Samsung monitor rotation no longer working since update to Mountain Lion

I work with Mac Book Pro,13".10.8.5 and a Samsung-Monitor 2494HM. This monitor has an "Autopivot"-function, comparable to iPad's. You can turn the monitor and see the hidden parts of the screen. This ...
0
votes
0answers
226 views

Mac Mini either won't wake up from sleep or stuck at screen saver

I have a Mac Mini hooked up via HDMI to an Acer Monitor. It's my second computer, I also have a Windows box hooked up. They are both hooked up to the same keyboard and mouse via a KM switch. ...
0
votes
0answers
169 views

Flickering display on MacBook Pro when attaching to projector

I have a 2007 MacBook Pro which I recently updated to Mavericks. When I connect it to a projector for presentations, the screen flickers continuously and frequently goes off for a few seconds. The ...
0
votes
0answers
818 views

Changing color profile for boot screen under Mavericks

JBX_6's solution here worked perfectly for Mountain Lion. My boot/login screen were just as white as my calibrated colour profile. Making this work is a must for me, since my machine came in with a ...
0
votes
0answers
113 views

Disabling, or at least un-preferring, stretched resolutions

I'm trying to play a game (currently “Fallout 2” from GOG) that runs at full-screen in 640×480 (which is a 4:3 aspect ratio). Small problem: My monitor is 1366×768 (16:9). I want to run this game in ...
0
votes
0answers
105 views

Force new display modeline for external monitor

I have a Samsung Syncmaster 204B that will flash off and on after continued use on DVI mode. I have found the solution is to reduce the refresh rate from 60Hz to 56Hz. I have successfully done that ...
0
votes
0answers
117 views

How do I restore my Apple Air to have the original resolution?

I have a brand new 13 inch macbook air. It seems that I keep having with my first time Macbook Air. First it was issues connecting to wi-fi and not resolution. I last used my Mac on Sunday and I ...
0
votes
0answers
43 views

Second display not using the correct refresh rate

I have a second display at work, and when i plug it in i use a thunderbolt to vga adapter, however it always uses the wrong refresh rate 90hz instead of 60hz, is there a way to stop this from ...
0
votes
0answers
381 views

How can I show iPhone display in Macbook or iMac i.e. on larger screen?

I like to read books in PDF Expert while waiting busses. When I go home, I would like to see the iPhone screen on iMac or Macbook. I have VGA -adapter but I have no external display with male-VGA so ...
0
votes
0answers
394 views

Why didn't my Macbook sleep (USB Keyboard/Mouse was connected, lid open)

First off, let's begin with some research that I did before asking this question. Now, in my situation, I was using my Macbook Pro (Mountain Lion) with an Apple USB keyboard connected to the ...
0
votes
0answers
630 views

Stripes & checkerboard pattern on MacBook Pro monitor

I am trying to fix a MacBook Pro (one of the earliest Intel processor models) that spontaneously gets into a state where stripes would appear in a checkerboard pattern all over the display. Please see ...
0
votes
0answers
83 views

Preview zooms view when moving document from laptop screen to external monitor

In Preview, when I drag a PDF document from my laptop screen to an external monitor, Preview zooms in the view by a large amount--enough that I have to click the "minus" button a couple of times to ...
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 ...
0
votes
0answers
1k views

How can I disable Power Save Mode on Dell ST2410 Display under OS X?

Hoping someone can help me figure out this problem. I have a Dell ST2410 display hooked up to my Mac mini via the mini display port hooked up to a DVI adapter and then DVI in on the display. The ...