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

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530 views

Connect two iMacs and an LED Cinema Display to MacBook Pro

In my office I have a brand new Thunderbolt-equipped iMac, an older iMac (Mini DisplayPort), and an LED Cinema Display (Mini DisplayPort). I want to connect these three displays to my MacBook Pro with ...
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1answer
83 views

2007 iMac kernel panics repeatedly

I have an iMac (24-inch Mid 2007) which has recently had a lot of kernel panics (a screen pops up telling me to reboot). After rebooting the machine several times, the error still comes up. I took it ...
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1answer
488 views

iMac WiFi speeds doesn't compare to other computers at home

My iMac 27" (late 2009, 10.8.2) wifi (3-4 bars) speed doesn't compare to other computers at home. The same Youtube video in 720p loads without delay on my dads computer, however on my iMac (I usually ...
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1answer
414 views

Boot Camp and Windows 8

I had a Retina MacBook Pro with Windows 8 already installed. I can boot from it without problems, and all the drivers Apple provided for Windows 7 works perfectly for me except one thing. I am not ...
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1answer
338 views

How to control brightness on external late 2009 iMac monitor when connected to new 2012 iMac primary monitor?

I have a late 2012 27" iMac as my primary monitor also connected to a late 2009 27" iMac as a secondary monitor via a mini-display port to mini-display port cable. I also have a Dell 24" monitor ...
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1answer
480 views

Memory for iMac12.1 (mid-2011)

I've found here that imac12.1 (mid-2011) unofficially will support 32 GB of RAM. Questions: Can I mix 2x2 GB with 2x8 GB of memory to get 20 GB of RAM? Will this model work with imac12.1? Thank ...
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1answer
800 views

iCloud and Email and syncing

I am a little bit confused as to how best to setup my devices to have the best battery life and best syncing options. I have an iMac, iPad mini & iPhone 5. Currently I use Google Apps (Gmail) to ...
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1answer
418 views

iMac restart issue

I've got a 21.5", late 2011 iMac which has been acting up lately: after a normal shutdown, the computer would hang at the Apple logo, with the spinning 'loading' wheel below it. I managed to fix this ...
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1answer
302 views

iMac consistently losing all bluetooth connectivity

I have a Late 2011 27" iMac that once a day loses all bluetooth connectivity. (Very rarely it will drop just the keyboard or just the mouse, but 99% of the time, it's everything) This is a huge ...
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1answer
91 views

App Store, iMacs and Macbook pros

I made the mistake of using my personal app store account when setting up my school's computers. Of course, there didn't seem to be a choice... now that I've done that, how do I permit the users of ...
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1answer
472 views

Scrolling or resizing windows are no longer smooth on my iMac

Scrolling is no longer smooth on my iMac, neither is resizing windows by clicking the (+) button. This is happening just to my user, I created another user for testing, and everything was smooth with ...
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1answer
201 views

Diagnosing iMac hard crashes

OS X 10.7.x, (updated to 10.7.2 when it became available last week); Quad Core iMac. Hard crashing about every 2 or 3 weeks, except had one yesterday and another today, 5 times total so far. Mouse ...
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1answer
2k views

Wireless keyboard/mouse problem with iMac during start-up

I have an iMac 21.5" (late November 2010, OS X 10.6.8 with latest updates). I bought a wireless keyboard and mouse at same time. When I started up with ⇧ shift or ⌥ alt/option key down, the computer ...
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1answer
22 views

Password incorrect and Internet Recovery Mode -3001f Error

Have an iMac here roughly 2 years old and within the last week the admin account password has stopped working. It is the correct password, used on all of our devices and only IT staff use it. The ...
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1answer
12 views

iMac won't boot to internal drive, usb sticks - Apple hardware test extended fine

My iMac is being very odd. It won't boot using the internal hard drive. It chimes, starts the Yosemite progress bar and then changes and looks as if it is about to show me the login screen but then it ...
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1answer
20 views

I have an IMac with 1 firewire and 1 mini DVI port, can I connect two additional monitors?

I would like to connect two external monitors to my IMac (Mid 2010 with ATI Radeon HD 5750 1024 MB) I have one connected at the moment to the mini-dvi port, my question is: can I utilise the Firewire ...
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1answer
35 views

Spotlight/Finder will not index after Yosemite update

I'm currently working in OS X 10.10.3. I made a bit of a jump from 10.6.9 as our system was falling behind from the person who previously held my position. All of my customer files are stored on an ...
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1answer
39 views

How does one rotate iMac display using Yosemite?

With my Mid-2012 MBA running Mountain Lion, I have no issues at all in rotating my display after hitting display in preferences while holding cmd + option keys. However, I've run into a snag with my ...
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1answer
104 views

Vertical green stripes when iMac starts to boot up

An iMac has 5 green vertical bars/stripes that appear on the screen as soon the system starts booting. The OS is Yosemite (10.10.?) When I try to boot the computer normally, safe boot, or ...
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1answer
101 views

Downgrading from Yosemite to Mavericks with TimeMachine backup from another Mac

I have an iMac mid 2011 with Maverick which i have replaced with a iMac retina 27" with Yosemite Preinstalled. I did a Migration Assistant to transfer files from old to new mac. Now i want to ...
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1answer
83 views

Re-installing Mavericks from recovery temporarily unavailable. Also can't download a new image

im having various issues with my current install of Mavericks on my mid 2009 iMac (non unibody). Including the fact that I cannot open the AppStore. I have tried multiple solutions to fix this with no ...
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1answer
213 views

Where is ken burns effect in iMovie 10.0.7?

I'm not finding the ken burns effect any more in iMovie 10.0.7. Is it not included anymore? Went to "crop", nothing there this time but crop itself. No more "adjust" tool either. Where are you, Ken ...
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1answer
23 views

iMac and MacBook Air shared monitor

I have used a thunderbolt connection and pressed Command F2 to allow my track pad and keyboard on my MBA to run both screens. However, I want to use the wireless track pad and keyboard that comes with ...
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1answer
194 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 ...
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1answer
43 views

2007 iMac Blured Screen of Death

I'm running OS X 10.10.1 on a 2007 iMac (Intel based) I have tried to boot into the recovery HD, but it just continues with the boot as if I have never pressed cmd-r. When it does finally boot; it ...
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1answer
373 views

Can't download google chrome on my mac!

I'm on the page google.com/chrome/browser/desktop/index.html There is a large blue button "Download Chrome" and below it "For Mac OS X 10.6 or later". I click on the button. Result: the whole screen ...
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1answer
37 views

iMac display RGB values

Why does the iMac display show non-zero values for blue and green pixels for a .png image whose blue and green color planes are zero? I used the digital color meter to show the non-zero values for ...
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1answer
208 views

Fonts on my iMac randomly become blurry (badly anti-aliased) until restart

I have a late-2009 iMac with Yosemite 10.10.2. Recently, I've noticed that some system fonts randomly become blurry, as though there's a problem with the anti-aliasing. This affects: The OS X Menu ...
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1answer
57 views

Computer Keeps Crashing After Replacing RAM

Recently I replaced my RAM in my Mid 2009 iMac. I replaced the current RAM with 2 x 4 Gb. sticks of RAM. However, now that I replaced the RAM, my computer has started to randomly crash often although ...
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1answer
60 views

IMac Early 2009 Restarting after RAM Upgrade

My IMac is from early 2009 and currently is running Maveriks OSX and has 2 gb. of RAM installed. I then purchased 2 x 4 GB. strips of RAM that were manufactured by PNY. Specifically, DDR3 RAM that is ...
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1answer
33 views

Added memory does nothing to performance

iMac, 27" screen. Came with 4 gig of memory. I never used all 4 gig until I started using IMovie. Bought 8 gig extra memory, now have total of 12 gig. Nothing speeded up at all. When monitoring ...
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1answer
71 views

Apps open outside displays on external monitors (Yosemite iMac 27" 3.4ghz i7)

I have two external monitors from my iMac, both are rotated in portrait mode. I assign apps to the outside displays via the dock so they open in a particular display. When I open an App that is ...
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1answer
165 views

Upgrade from Snow Leopard

Can I upgrade on my MAC from Snow Leopard to Maverick or do I have to upgrade to Mountain Lion/Lion first? Also, which OS has less problems Mountain Lion or Maverick?
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83 views

iMac can not see wifi home connection but it finds others

I have an iMac whose wifi connection has always worked very well. Now that I moved in a shared house with a shared wifi internet, the iMac is not able to see our own wifi network, but it is able to ...
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1answer
272 views

Cannot use AirDrop on my Mac running Yosemite

I am trying to use AirDrop to copy some files to my iPad Air 2 but have some problems. In my AirDrop folder, it never asked me whether I want to share it with Contact or Everyone. I have my ipad ...
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1answer
140 views

iMac 27" Mid 2010 RAM Upgrade

I have an iMac 27", Mid 2010 (11,3 model). Can it take 8GB RAM modules? Apple's website http://support.apple.com/en-us/ht4255 says "The maximum amount of RAM you can install in your computer is 16 GB ...
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1answer
128 views

Strange networking issue: good software/hardware troubleshooting tools?

I'm posting this question with the hope of getting some guidance from others because at this point I'm completely stumped. I'm trying to troubleshoot a mid 2011 iMac (11,2) running Mavericks that ...
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1answer
155 views

VLC on windows 8.1 can't open files on iMac

I have an iMac running Mavericks. My music files (mp3) are stored on this machine. I also have a windows 8.1 laptop running VLC media player. I can access files on the iMac from the windows machine ...
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1answer
28 views

Mail 7.3 with iMac running 10.9

I just upgraded from an iMac with 10.6 to a newer iMac with 10.9. When I use the Mail 7.3 program and go to print and email, it prints all previous emails from the same sender as well. I don't want ...
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1answer
47 views

Imac not start, wirless keyboard reset

I have a problem with an IMAC 27' 1: the osx was corupt so it wasn't boot anymore. 2: i changed the batery from the keyboard so, i canot use the keyboard for startup key combination to reinstal the ...
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1answer
1k views

Problems with Internet connection on my Mac - Gmail, calendar and Skype work but some websites will not open

I am using OS X Yosemite version 10.10 on my iMac. For about a week now, I've had problems with my Internet connection. I am connected via ethernet. I can use Gmail, Skype and Google Calendar without ...
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1answer
274 views

SMS Relay – Hardware requirements?

I am unable to activate SMS Relay (aka Text Message Forwarding) between my iPhone 5s running iOS 8.1 and (a) my iMac running Yosemite and (b) my iPad Air running iOS 8.1. Neither the iMac nor the iPad ...
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1answer
408 views

Upgrade mid 2011 27" iMac: replace Superdrive with SSD and create Fusion drive?

Are there any caveats when removing the Superdrive from a mid 2011 27" iMac and replacing it with an SSD? Which SSD should I buy? Is there maybe an installation kit somebody has already installed ...
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1answer
106 views

Why does my iMac not boot sometimes?

My iMac started to have a problem when booting. It begins to boot where you hear the optical drive and Mac sound goes off, but then it gets stuck on a black screen where it's not responsive. After 10 ...
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1answer
44 views

Memory upgrade for 27" iMac, mid 2011

I recently upgraded the memory in my 27" iMac, mid 2011. took out the two, 2 gig in the top slots & put in two 8 gig units. For some reason I wasn't thinking about putting the 2 gig units in the ...
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1answer
129 views

Can new iMac output video to current generation Thunderbolt display as secondary monitor?

I have a 27" iMac hooked up to 27" Thunderbolt display, providing me with a standard dual monitor configuration. Both the iMac and the secondary monitor were purchased on the same day in early 2012. ...
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1answer
644 views

HTTPS sites won't work on Chrome, others don't work at all on Yosemite

All HTTPS websites (such as Google) are showing this message This webpage is not available, `Error code: ERR_TIMED_OUT` I'm using Chrome 38.0.2125.104 on a mid-2011 iMac with OS X Yosemite. No ...
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1answer
7k views

iMac won't restart after upgrade to Yosemite

Just made the upgrade to Yosemite but now my iMac wont restart or shut down. Whenever I try to do any of these it stays on a black screen with a mouse pointer, and I have to turn it off and back on ...
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1answer
94 views

Can I turn a bad video card iMac g5 into headless server?

I have an iMac G5 that won't display anything because (I believe) the video card is malfunctioning. Could the machine still be functional as a headless server? I could modify the settings with a ...
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1answer
372 views

No Response to iMac keyboard or trackpad (wired or usb)

Problem: mid2011 iMac Mavericks was operating perfectly. Logged off, powered down. Next morning, powered up; system boots normally to login screen. No response to keyboard or trackpad...trackpad ...