Questions tagged [imac]

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

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iMac9,1 (2009 20") Compatible graphic cards

I own an iMac9,1 2009 20" (early 2009 20" iMac9,1) which just been recently upgraded to 8GB RAM and SSD drive as well as a software upgrade to El Capitan. I would like to know if there is a list of ...
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38 views

Is my HDD throughput normal?

I am a musician, and was finding my 2011 iMac was getting sluggish with more complex tracks. It was topping out the CPU so I bought a second hand 2015 iMac with a much more powerful CPU. I am finding ...
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Screen bug on windows 10 on iMac

Hi I tried to install Windows 10 as dual boot on my iMac (late 2009) High Sierra. First I ran into this problem someone else also had here, which is unfortunately unanswered. Anyway since I couldn't ...
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How i can add all space from first container to second APFS?

I have 2 containers and want all space from first container add to second container or in Volume Mohave ssd. Mojave 10.14.6
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Arrow keys not scrolling properly

I have an older iMac running High Sierra. I used to be able to scroll my cursor by using left and right arrow keys. The cursor would move pretty quickly. Recently that changed and the movement now is ...
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iMac running High Sierra is very slow — photoanalysisd can't be killed?

My iMac running High Sierra has become painfully slow. I suspect photoanalysisd, as it's using a lot of CPU time, but I can't figure out how to get rid of it. There's at least one other question ...
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11 views

Can you boot into recovery mode on an older iMac running a newer version of OS X (10.8)?

I'm running OS X 10.8 on an iMac which is from 2008, and I can't seem to boot into recovery mode. Command-r doesn't do anything- the computer simply boots normally every time. Although OS X 10.8 ...
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16 views

How to make second monitor go black?

I have a second display connected to my iMac and I want to make it go black some times, for example if I am watching a movie on the first monitor. Apparently, there has been an app called Screen ...
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x is damaged and cannot be opened. It should be moved to trash

I have a 2010 iMac. One day I installed the "recommended security updates" and all of a sudden I had High Sierra installed on my iMac instead of El Capitan. Now I cannot not open any pdf, jpeg png's ...
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32 views

How can I tell if my computer is on?

I've got a late 2015 iMac with a Bluetooth keyboard and mouse. As part of the minimalist design, Apple appears to have eliminated all the indicator lights. If the screen is black and the computer ...
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Why can I now open the same file on 2 iMacs without it saying "read only'

My work colleague and I have an issue with file permissions since he upgraded his iMac. Basically, he stores the main files on his Mac, I then connect and can access his files. Before he got the ...
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Second drive inaccessible from OS but accessible in Recovery mode (which shows no issue)

I have a iMac 2008 with 2 drives. Main drive is an SSD in the DVD bay and second drive 3,5" HHD in the original iMac disk bay. After a reboot before which everything was working just fine second drive ...
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28 views

Every restart/boot, kernel panic occurs

Every time I restart my iMac (or just boot it up) I see this: But after I restart again it works fine again. I'm using MacOSX El Capitan. I've tried to replace MacOSX with Windows but I decided I ...
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Reinstalling Mac OS on a iMac 2011 with Windows 7

So I installed Windows 7 on my iMac 2011 a couple of weeks ago and now I want to install macOS Sierra on it, I had macOS El capitan earlier. I've made a bootable USB disk with macOS on it, but when I ...
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68 views

iMac shuts down during startup

I'm experiencing a shutdown of an iMac during startup, when the progression bar almost halfway. I tried, with no success: - starting up from the iMac recovery partition and checking the HD with Disk ...
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1answer
52 views

Fix fan noise and CPU throttling after imac SSD upgrade

I've replaced the original 3,5" 3TB HDD in my imac (27", late-2013, 3,4 GHz Intel Core i5, A1419, iMac14,2) with a new 2,5" Samsung 860 QVO 4TB SSD-drive. The system was equipped initially with a ...
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58 views

Is Apple still using proprietary SSD connectors on 2019 iMacs?

My old workhorse 17" MacBook Pro (circa 2011) finally gave up the ghost after 8 years of reliable service (may it rest in peace), and I'm looking into a 27" iMac to replace it. I want to buy the high-...
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1answer
46 views

Why does my 2017 iMac work in every building except my office building?

I moved my iMac from home into my office and it would not turn on at all there. So I took it around the corner to a repair man and it turned on straight away at his shop. He suggested I get a UPS to ...
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43 views

How to find the speed and CL settings of DDR3 SODIMM?

I bought a pair of Crucial 8GB DDR3 1866MHz SODIMM for my iMac 27 5K Retina Late 2015. I suspect the SODIMM that I received is 1600MHz, potentially counterfeit. Here is my question Is there any ...
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Use my 2008 iMac as a monitor for my MacBook Pro?

So I am aware that according to the official documentation on Apple's website, the 2008 iMac does not support Target Display Mode which enables it to be a used as a monitor for another Mac. I have ...
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WiFi constantly taking over control on my iMac

I am using an iMac Pro running 10.14.6. I am connected to the NAS with a 10Gbit network connection. When I go to transfer large files to the NAS I check iStats Menu and notice that the WiFi connection ...
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239 views

Is this ram compatible with iMac 27"?

I’m looking to upgrade my iMac’s ram but don’t really know much about what’s compatible and what’s not. Is a ram with following features compatible with it? Crucial 16GB DDR4 2400Mhz SODIMM CL17 DRx8 ...
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Reinstalling Windows 10 on mid2011 iMac with Bootcamp

apologies if this is inappropriate. I've posted this twice on r/applehelp on reddit and got no help, so I'm hoping someone here might be able to help me out. Copy-pasted from there: Background: back ...
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41 views

Random, frequent panic reports

iMac 27 "- Retina 5K, 27-inch, 2017, 3,5 GHz Intel Core i5. 8G RAM. Setup as brand new, out-of-the-box. I am trying to obtain help for I am yet to take it to a store and would like to be able to ...
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iMac login screen is very slow (Mojave)

Whenever I wake up my iMac, the login screen takes very long time to respond (roughly 8 seconds). This happens on Mojave (I cannot remember if it also happened in the previous OS but I think it did). ...
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86 views

Macbook Pro stopped syncing photos to and from iCloud suddenly

I know there is a similar question but nothing suggested there worked, unfortunately... I have an iMac (OS v10.13.6) which has the original photos and it syncs flawlessly with an iPhone X, iCloud.com,...
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Problems using an iMac as an external monitor [closed]

My iMac is not detecting my MacBook. Pressing Command and F2, but nothing happens. I am trying to use my iMac as an external display from my MacBook.
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imac mid 2011 - GPU dead, need to replace, can i swap my 2gb for a 1gb?

new to the forum and fixing my own imac. My mid 2011 - recently crapped out, suspect it's the video after much reading online. I'm running a 3.4ghz, i7, 16 gb 1333 mhz ddr3 / Amd radeon HD 6970M ...
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iMac screen has vertical lines

So my iMac screen, all of a sudden, gets lines and starts flickering but sometimes it’s back to normal. What’s happening ? iMac late 2013 A1418 EMC 2638
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iMac/MAcOS Mojave 10.14.6 does not accept correct password and shows red dot in the upper right edge

I cannot log on my iMac 2019 (Mojave 10.14.6) since today. I am absolutely sure, that I use the correct password. Everything worked properly until today, I did not change the password or install a new ...
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Mac's storage manager shows higher usage space for iCloud Drive than it actually is

Why does my MacBook storage manager (Apple icon > About This Mac > Storage tab) shows ~100 GB usage by iCloud Drive while running du -sh from iCloud's directory results only 18 GB? I have also checked ...
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iMac 4k 2017 3ghz - RAM upgrade experience (32G)

I have 4k (21,5") iMac 2017 with 3Ghz CPU. Already using thunderbolt external nvme ssd and now it is time to upgrade the RAM. (Yep, I know what needs to be done, no need to warn me.) I would like to ...
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iMac 2008 24" 3.06 ONLY starts in Windows SafeMode

In Mavericks I get a reboot immediately on the grey screen after Verbose. Same in Safe mode with shift key down. Will start to Target screen. (but don't have a compatible computer to connect to) Will ...
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1answer
76 views

Stuck in recovery mode and unable to install OS X El Capitan

Hi to anyone able to help with this / having the same problem... I use a 2009 iMac A1224 20" with a SSD, running macOS El Capitan (the shop which installed the SSD also installed El Capitan back in ...
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1answer
204 views

Re-enable startup chime on new Mac [duplicate]

I want to hack my iMac's firmware - or maybe that's a stupid idea, but I got to the conclusion that that would be my only option. And please note that my knowledge of coding is at the level of writing ...
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Help! Have I Messed Up My Fusion Drive?

Last week my late 2012 iMac was running slow and generally not working well, I erased the hard drive to reinstall a fresh copy of Mac OS but somehow messed up the erase (Reading online I think the ...
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45 views

Upgrade 2009 iMac airport card?

I am having performance issues with my 2009 20" iMac. The wifi signal is not what it used to be, meaning the signal never dropped or loaded blank pages. Have tried Google Chrome and Firefox but both ...
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1answer
262 views

How can I enter recovery mode (for Mac OS, on an iMac) remotely?

Our team administrates several Macs. To save costs (flights, etc.) in events where we have to remotely restore a system at our client location, we are trying to understand how to enter recovery mode ...
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iMac receiving Mail, connected to wifi but no other connectivity

I have a 1 year old 28" iMac. Worked perfectly until last week. Says it is connected to home wifi network but other than Mail being received, nothing else wifi related will work (safari, firefox, can'...
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Is it possible to prevent applications from changing power management status?

I have several apps that behave badly on an iMac when it comes to power management on macOS (Discord and Spotify). They are listed with Preventing Sleep set to Yes in Activity Monitor even though they ...
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Invitees Missing on iMac

When using the default iCloud calendar on my iPhone or iPad, I have the option of adding invitees to my calendar events. Using the same iCloud account and calendar on my iMac, the option to add ...
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1answer
132 views

Using iMac in Target Display Mode with a MacBook Pro

I'd like to use my old iMac (27-inch, Late 2012) as an external display for my old MacBook Pro (13-inch, Mid 2009). The hard drive in the iMac is failing, so until I get it replaced, I've installed ...
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65 views

Webpage Login Issues — How to Diagnose

I have two Macs: a 2015 iMac that lives on my desk, and a 2013 MacBook Air. I have accounts at usaa.com, and like to use Safari. While I can log into USAA's webpage easily on the Air, I'm not able to ...
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1answer
85 views

How can I run Mojave on an iMac that won’t run Mojave?

Last week a relative gave me his old iMac 27” 2011 [HDD]. I Planned to run it off a bootable external SSD with Mojave 10.14.6 installed — I wasn’t aware of the hardware limitations i.e. the iMac’s ...
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120 views

macOS - How do I remove the restart-time update installer?

I've been having a problem with Security Update 2019-004 10.13.6. When it was time to restart to complete the update, the screen went black and the mouse cursor moved to the top left corner (I could ...
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Prohibition Error

I am using a IMac 2011 core I5 with 4GB ram. I recently had ram upgraded to 16GB and also had my DVD drive replaced with a seagate 250GB SSD in a cradle. After installing High Sierra on it, I ...
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iMac 27" 2010 Graphics Card Issue

I have a 27" iMac and the graphics card started giving me issues. I'm not a Mac expert but I've tried this and this and this and this but no luck. Also, I haven't tried baking the physical card, I'm ...
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1answer
27 views

Viewing external video input over mini displayport [duplicate]

I use an iMac as a nice large external display for a laptop on occasion. However swapping between the external input and the OSX desktop view means I can't view both at the same time (Cmd+F2). I ...
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2answers
78 views

How can I bulk-change the folder permissions on macOS?

I've been using an app called JDisk report which pinpoints the biggest space hogs on my drive. I've been trying to run it on the family iMac but the results are quite inaccurate because the only thing ...
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2answers
40 views

Restoring from Time Machine to different type of Mac

I have been using a Time Machine for back ups for about 2 years now. Recently, I got a new iMac 27in and ‘restored’ it from my MacBook Air backup (most updated OS). I chose all the options as seen ...