iMac, a range of all-in-one Macintosh desktop computers from Apple

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2
votes
4answers
3k views

Internet connection no longer reliable after installing Mountain Lion

I installed Mountain Lion yesterday and find that when my 2 year old iMac comes back from sleep it finds the router and connection but fails to allow internet connection. In other words it indicates ...
2
votes
3answers
1k views

Adjusting brightness on 27" iMac used as external DisplayPort monitor for PC

I have a Windows7 64-bit machine attached to a 27" iMac as an external displayport monitor It's working well, except I cannot adjust the brightness. I have attached a Mac keyboard both on the Mac ...
1
vote
3answers
240 views

Cannot Share Screen with MBA which is behind Airport Extreme

I'm trying to connect from iMac mid 2010 (10.8.3) to my MBA 2011 (10.8.3) using the Share Screen button in Finder. I'm able to connect, but unfortunately the connection is closed in a minute and it's ...
1
vote
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 ...
9
votes
2answers
405 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 ...
4
votes
2answers
5k views

Apple USB Keyboard not working on 27" iMac (Intel Core i7)

I have two similar iMacs (27" - i7 - os10.8.4 ) and use Apple's extended USB keyboards on both of them. After a power outage neither keyboard will work on one iMac (A) although both keyboards work ...
2
votes
2answers
612 views

iMac suddenly stopped seeing my WiFi network, which works with every other device in the house

My iMac suddenly stopped recognizing my WiFi network. Numerous other devices are connected to the same network (2 MacBooks, iPhone and LG Nexus). The network doesn't display in available networks ...
2
votes
2answers
2k views

After sleep, my iMac is very slow to respond for a 45seconds+

When my iMac enters sleep, and then I wake it up -- either shortly after, or the next day, while it responds to the wake request quickly, it's basically unresponsive for 45 seconds+ after. ...
2
votes
2answers
105 views

sleep display on imac in console mode

I'm attempting to run a flaky imac (running 10.8.5) as just an ssh server, headless and without the GUI running. I've made this work by disabling the com.apple.loginwindow.plist and ...
2
votes
2answers
1k views

How do I capture video in real time from a Canon 5D Mark II to iMac in Final Cut Pro?

We really need your help. We are shooting a movie and searching for a solution how to capture video from HDMI port of Canon 5D Mark II to an iMac 27 inch in real time. The iMac doesn't have an HDMI ...
1
vote
2answers
62 views

Mac is really slow and I can't get Apps to open

When I try to open an App it does nothing. I go online and it is extremely slow. I have tried some of the idea's on here but, nothing has helped. I also tried to download a Clean up program. It isn't ...
1
vote
2answers
153 views

iMac login screen a mess. Logging in crashes the machine. Able to go into safe mode

IMac 27" late 2009, replaced DVD drive with 256Gb SSD, replaced original failed drive with a 2Tb drive. Lived happily ever after for 3 years. So this is started a few days ago. All of a sudden ...
0
votes
2answers
45 views

Dock randomly switches between screens. Any way to stop?

I have a iMac running OS 10.9.3 that has 2 monitors connected to it. Randomly, thourhgout the day the dock will flip either to the left or right screen. Its pretty annoying. Does anyone know what is ...
0
votes
2answers
575 views

Driver for TP-LINK TL-WN721N Wi-Fi Adapter

I used to plug in my TP-LINK TL-WN721N Wi-Fi adapter in a port in my old computer that used to run Windows. That's how I connected to the internet, but now I bought an iMac which I couldn't connect to ...
0
votes
2answers
128 views

Hardware issue on iMac, flashing question mark

I have an iMac 2008/2009 issue and recently the computer would not boot and I would get a flashing question mark. Ran through all the usual steps, try boot in safe mode, flash RAM, try single user ...
0
votes
2answers
183 views

iMac late 2009, Screen mess up - black windows

Yesterday I was working on my iMac 27" Late 2009 with OS X Mavericks 10.9, suddenly Google Chrome's tabs started to flicker. I thought restart would stop this - but after the computer boot up again it ...
0
votes
2answers
41 views

Black background on any app window

Suddenly my computer (iMac 27" late 2012) screen appears like the screenshot I am attaching (happens with all apps) Could it be just software issue that can be fixed or looks like a hw problem?
0
votes
2answers
169 views

ram upgrade works in safe mode but not in normal mode

I have new installed 8 gb ram in to my 2010 imac i3. It kernel panic when booted, but worked when I start it in safe mode. It also shows as 12 GB ram. ( 4 Gb original and 8 gb new. ) How can I ...
0
votes
2answers
83 views

Can you give me buying advice of a 6970 card in a 27" iMac for just Photoshop, Lightroom, no video or games?

Thinking of buying the 27" iMac---I've given up waiting for the new desktop. Only to be used for my images, files up to 1GB, no gaming, no video production. Will the 6970 card be worth the extra ...
0
votes
1answer
162 views

Why can I no longer get an internet connection when using my old Macbook and AirPort Express?

Up until recently I was using my 2007 MacBook perfectly fine with my old AirPort Express. A few days ago I purchased a used mid-2010 iMac which is now running OS X 10.8.3 (something I'm still not too ...
0
votes
1answer
99 views

can i put this ram into my imac 21.5 mid 2010 corsair cmso8gx3m2a1333c

After installing computer wont boot up, just beeps. Uninstalled and put original 2x2gb samsung back in and computer booted up just fine.. Reinstalled the corsair and still nothing but beeping. Tried ...
0
votes
1answer
158 views

Wireless Keyboard Connection

I have the wireless bluetooth connecting keyboard for the iMac and it continues to disconnect even when the batteries are brand new. Is there anyway to enhance the bluetooth connection so that it will ...
0
votes
1answer
372 views

Did you have issues using a Microsoft 4000 keyboard with your Mac?

When I had a iMac (about 3 years ago), I tried connecting my Microsoft 4000 keyboard to it and I remember that there were some issues with key mappings. I do like Mac keyboards, but at times I like ...
0
votes
1answer
186 views

Stop iMac from sleeping when used as an external display

I have an iMac which I sometimes use as an external display for my Macbook Air. Normally, I want the iMac to go to sleep after about 30mins except when I have the Air attached. Is there any app (or ...
-1
votes
1answer
48 views

iMessage promt on iMac start up

Every time I turn my iMac desktop on, I'm prompted to sign into iMessage. Wasn't a big deal at first, but it's become a huge annoyance because I can't just click X to get rid of it, I have to go ...
-1
votes
1answer
265 views

transfer of MS office from iMac to Macbook

I recently bought a new MacBook to replace my iMac where used MS office for mac. I set up my MacBook and transferred everything over, but couldn't run office without the activation key. So i deleted ...
-1
votes
1answer
512 views

Any difference from Apple instructions when installing Bootcamp to dual-drive iMacs?

Apple's Bootcamp instructions make no mention of how to proceed with a dual-drive iMac. Are there any differences in formatting/installation procedures involving either or both of the drives? I am new ...