2
votes
2answers
82 views

2011 27'' iMac kernel panic

My iMac has been giving Kernel Panic recently. its 2011 27in iMAC, and i added 8G RAM about one and half month ago. Around 2 weeks later, the error started and i upgraded the firmware. now im ...
3
votes
0answers
69 views

2011 iMac kernel panic

My iMac keeps shutting down approximately every 3 hours. I added 8GB RAM about a month ago. i also upgraded the firmware. BSD process name corresponding to current thread: ReportCrash ...
2
votes
3answers
259 views

Can I run Lion in a virtual machine under Mavericks?

I've just realised I can't install previous osx partitions with Lion on an iMac 2013. Therefore I would like to try to use Lion in a virtual machine. I need it to use xCode 3. Am I going to have ...
0
votes
1answer
44 views

Can you delete documents from the library on Mac without serious consequences for your computer?

When I checked my Mac's harddrive I noticed that it was almost completely filled with files in the category 'other'. I used mac cleaning software to see what files were taking up a lot of space and ...
0
votes
2answers
38 views

Deleting files requires password and doesn't increase free space [duplicate]

I've been using my Mac for around 2 years, and 3 years overall with uni. I keep deleting files. When I do this, it comes up asking me to confirm my password that would normally come up after logging ...
4
votes
10answers
913 views

What is wrong with my iMac? (video corruption, unstable)

I have a 24" Early 2009 iMac. During "intensive" use (such as Photoshop, WebGL, etc.), the system starts to become very unstable, resulting in bizarre graphics corruption and other weird behaviour. ...
0
votes
0answers
19 views

Syncing my iMac and Macbook Pro - All Data and Files [duplicate]

If I'm wanting to sync my iMac and my MacBook Pro so that I don't have to connect it every time or back it up through time machine what would be the best way? I want a true sync. So If I save ...
1
vote
1answer
325 views

Cloning iMac HDD to blank HDD to be used in MacBook Pro?

Can I clone from my iMac to a brand new hard drive to be used in a macbook pro? Basically I upgraded my Macbook Pro 250G HDD to a TB HDD and the TB took a dive and is being replaced under warranty. ...
1
vote
1answer
642 views

How to reformat the latest iMac?

I need to reformat my work mac. My boss bought it about a month ago, so it's one of the newer ones that didn't come with an installation disc. It's running mountain lion and has a bluetooth keyboard ...
0
votes
0answers
105 views

iMac reinstall of Mountain Lion stuck on “install-information loading”

I'm trying to reinstall my iMac without a CD. I erased my disk completely and then clicked on Reinstall Mac OS X Mountain Lion. Now it is stuck for half an hour on the "install-information loading" ...
0
votes
2answers
507 views

Samsung SSD in older Imac (24" Alu)? Trim support?

I have an older 24" iMac (Model 8.1 with Mountain Lion) and would like to extend its life a bit by adding a 256GB SSD. Samsung SSDs seem to be coming down in price (and are possibly well reusable if ...
0
votes
1answer
217 views

install Lion on Imac with macbook-pro HDD copy

Is it possible to do a new lion install on an imac if you copied/cloned the HDD of your macbook-pro (with CCC)? In theory that is ofcourse, because it won't. The installer log, mentions: missing ...
3
votes
1answer
306 views

iMac sleeping even when set to never sleep

Running 10.7.5, I've got a fairly new iMac (6 months old) 27", set to never sleep, yet when I got in to work this morning it was asleep. How to fix this? Output from pmset -g in Terminal: Active ...
3
votes
1answer
1k views

Spotlight re-index every time I restart/boot iMac

I have an iMac Late 2006 with Lion installed. I don't know since when, but since 3-4 weeks ago I am having this problem. The point is, every time I restart my iMac or boot it, Spotlight starts to ...
2
votes
1answer
511 views

Reduce memory usage in OS X Lion

I have a summer-2006 iMac with 2Gb memory. I use it mainly for "mainstream usage" : browse the web (including web-based applications such as Gmail) access a remote server (through screen sharing / ...
3
votes
2answers
2k views

Weird mouse issue with OS X 10.7.4 on 21" iMac

I'm having some strange problems with my year-old iMac running OS X 10.7.4. After clicking on a menu item on the top menu bar, the drop down menu that appears disappears instantly. This also happens ...
0
votes
0answers
404 views

Strange issue with Apple wireless keyboard on my iMac: Shift + W won't work

I noticed this problem earlier today, pressing left shift + W to type a capital W does not work. I can get a capital W by using the right shift key, or the caps-lock, but not with the left shift, ...
1
vote
1answer
407 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 ...
0
votes
2answers
557 views

WiFi internet sharing from iMac unreliable

I want to share an internet connection that my iMac gets via Ethernet over WiFi, so that I can connect to it with other devices. I went into System Preferences > Sharing > Internet Sharing on the ...
1
vote
5answers
1k views

How can I downgrade an iMac12,1 from Lion to Snow Leopard?

I purchased a refurbished iMac "originally released May 2011" from Apple (http://store.apple.com/us/product/FC812LL/A ), hoping it'd still have Snow Leopard on it. Ended up having Lion on it. My ...
6
votes
3answers
9k views

How to fix iMac losing Wi-Fi connection again and again?

My iMac loses its Wifi connection from minute to minute. To make it active again, I have to run "Assist Me..." from the Network preferences panel. This is really, really annoying. Does anyone ...
1
vote
1answer
461 views

27" iMac SSD + HDD Migration from old iMac 10.7.3

I've just purchased a 27" iMac and am planning on installing a SSD (256 gig) to act as my boot drive. I was wondering if it would be possible to: 1) Install Lion on to the new iMac 2) Create my user ...
3
votes
2answers
627 views

Enable HiDPI on 23" iMac?

I have a 23" iMac running Lion (10.7.3). I've checked that the "Enable HiDPI display modes" checkbox is enabled in "Quartz Debug" (it was checked the first time I opened it), but there are no HiDPI ...
3
votes
4answers
3k views

How to speed up my iMac (Mid 2007) running Lion

I've had this 24" Al iMac since it came out in August 2007. 2.8 Ghz Intel Core 2 Duo (X7900 Core 2 Extreme) 2GB 667 DDR2 The machine has never been rebuilt, and the profile is the original profile ...
11
votes
6answers
8k views

Can 'Find My Mac' work while the computer is sleeping?

Is the 'Find My Mac' feature of iCloud supposed to work while the computer is sleeping? I use this feature to check on things every once in a while, as well as show the feature off to other people. ...
0
votes
0answers
245 views

Why does Lion crash on my iMac after sleeping?

I have a three month old 27" iMac with 8GB of memory. If allowed to go into sleep mode more than a few minutes, the system becomes unresponsive. Only way to exit is to hold start button. Any ...
2
votes
3answers
2k views

27" iMac (fall of 2010) won't shut down

Whenever I try to shut down my iMac (3.2 GHz Intel Core i3, running 10.7.3), it closes out all programs, goes to the gray screen with the spinning ball and just hangs there. This occurs in restart or ...
4
votes
4answers
3k views

Why does my iMac freeze since I upgraded to Lion? And how can I fix it?

My iMac (late 2009) worked great with Snow Leopard. After upgrading to Lion I am loosing the Mac vs. Windows war at home. The iMac freeze except for the mouse. The only thing to do is to restart with ...
2
votes
1answer
1k views

Mac Mini with Lion wont start after Power failure…help!

I was working on my Mac mini (Lion 10.7.2) when the power went off. When the power came, I started Mac Mini. But it keeps on showing grey screen with activity indicator forever. It wont start the ...
5
votes
1answer
900 views

Wake sleeping screen with mouse move not click?

Prior to Lion I believe moving the mouse woke a sleeping(powersave) screen, and now in Lion you have to click. Often I am in the situation where I am about to go to bed and want to sleep my imac, but ...
0
votes
2answers
982 views

27" iMac Hangs On Reboot

I've got a 27" iMac 2.93Ghuz Intel Core i7 running 10.7.2. Anytime I reboot (like for some software updates), it gets stuck at the gray startup screen (no Apple logo). If I press and hold the power, ...
0
votes
4answers
2k views

Wi-Fi no longer connecting to the internet

I keep getting this message: "Wi-Fi has the self-assigned IP address 169.254.10.243 and will not be able to connect to the Internet." I was connected and my Wii and iPhone were using Wi-fi through ...
1
vote
1answer
216 views

Making good use of HD + SSD combo on a new iMac

I am setting up a new iMac that has a 2 terabyte hard drive and a 256GB SSD drive. The Operating System came installed on the SSD drive. My intention was to put the OS on the HD based on its longer ...
1
vote
0answers
470 views

How can I fix these intermittent problems with wi-fi on my iMac?

I have several computers at home but only my iMac is having wi-fi problems - around once a day wi-fi stops responding. When I turn my wireless off and immediately back on, it works again. Is this a ...
2
votes
2answers
2k views

iMac Scrambled Graphics Issues - Hardware or Software?

I have a 27" iMac, Mid 2011 (3.4Ghz i7, AMD Radeon HD 6970M 2GB) and I am experiencing the following intermittent issues, which are solved each time by a restart: When watching video with either ...
4
votes
2answers
4k views

Mouse pointer intermittently jumps to corner of screen

I recently got two new Macs, an iMac (with magic trackpad) and a MacbookAir (both the most recent models - mid 2011 and both with Lion). They are both suffering from the same issue so I don't think ...
0
votes
3answers
3k views

iMac not logging probably due to keychains problem

iMac OS X Lion. I have 2 accounts with password. On the first account, I was messing up the keychains thing. If I recall correctly, I think I deleted all private keys I had and added exported keys ...
0
votes
1answer
863 views

iMac Lion not logging in [duplicate]

Possible Duplicate: iMac not logging probably due to keychains problem iMac OS X Lion here. I have two accounts in the iMac. Both with password. I'm not sure what happened, but now, when ...
1
vote
3answers
1k views

Change brightness on iMac in target display mode

Recent iMacs support a "target display" mode, where you can connect another Mac using a DisplayPort cable, and the iMac will function as an external monitor. This used to work fine, however now if ...
1
vote
2answers
809 views

After Lion installation, Safari occasional unresponsive, won't take input

Since installing Lion, I've had Safari 5.1 become unresponsive to input several times on two different machines (both iMacs, in different locations). I don't see anything in the forums I quickly ...
1
vote
1answer
8k views

Second monitor on iMac not working with Lion

I have a mid-2011 Thunderbolt 21.5" iMac. A secondary monitor is connected to the iMac with a Mini DisplayPort-to-HDMI cable (a single cable, not an adaptor and cable). When I was running Snow ...
6
votes
3answers
2k views

How bad is it for a Mac to forcefully restart it when it freezes?

I have a 2011 27" iMac running OS X Lion. There is a known bug when iMac, after waking up from sleep mode, freezes while playing video (Flash in my case). It does not respond to any key combination ...
1
vote
1answer
333 views

iMac is warming

I've 22 inch iMac. I am using it about 1 year and just noticed that the top back of the screen is very hot as i can't put my hand about half a minute on it. I've googled some and downloaded istat ...
2
votes
1answer
3k views

Is it possible to force the next boot to be a recovery mode boot with a bluetooth keyboard?

I wanted to test the new recovery mode in Lion and can't find a way to enter that mode using a bluetooth keyboard. There are steps how to get a single user mode or safe boot using sudo nvram ...
2
votes
1answer
511 views

Cannot connect iPhone 4 to iMac after Lion upgrade

I upgraded my 2009 model iMac to Lion yesterday. I can no longer connect my iPhone in order to synchronize with iTunes. Additionally, if I connect it to the USB port on my wired keyboard, it is also ...