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10
votes
4answers
122k views

How can I disable Safe Boot or the Shift Key?

After a spill on the keyboard of my unibody MBP 17", the ⇧ key reports as always on. Under Windows (BootCamp) and Linux (LiveDVD) I can easily get around the problem by using an external ...
44
votes
9answers
77k views

How can I create or recreate a Lion recovery partition?

For whatever reason, one of our macs didn't make a recovery partition when it upgraded to Lion. Is it possible to add a recovery partition after the fact? To be clear - on a normal mac, the ...
9
votes
2answers
27k views

Installing Ubuntu on Mac with macOS and Windows already installed

I have a dual-boot MacBook Pro late 2013 with macOS Sierra and Windows 10 (BOOTCAMP) already installed. I want to install Ubuntu as a third OS. Is there any (easy) way to do it? > Disk Partitions:...
50
votes
5answers
12k views

How do I remove duplicate “Open With” context menu items in Finder.app?

For whatever reason, the "Open With" context menu in Finder is always listing every app four times (exactly). I've read about (and tried) rebuilding the Launch Services database to restore the ...
14
votes
3answers
6k views

kernel_task hundreds of % CPU yet cpu frequency is being lowered

I'm trying to solve the mystery of a crazy high cpu usage on kernel_task. MacBook Pro (Retina, Mid 2012), 2.7 GHz Intel Core i7, Yosemite 10.10.2 I saw some advice to download the Intel Power Gadget....
12
votes
5answers
7k views

How to keep an SSD in shape on Yosemite?

As of OS X 10.10, Apple uses kext signing. Ever since it has become difficult and dangerous to manually activate TRIM for third-party SSDs on OS X. That means users with non-Apple SSDs will sooner or ...
4
votes
1answer
2k views

My storage was not updated

I just changed my storage plan for 50 GB for $0.99 per month. When i went on settings>General>Storage and icloud usage, where it said storage above it i didnt have more storage. But the second box, ...
50
votes
5answers
194k views

MacBook Pro: How to disable discrete GPU permanently from EFI?

I'd like to disable the NVidia GTX 750M GPU on my MacBook Pro 15" (Retina, Mid 2014, Mac OS X 10.10 Yosemite). I know I can use GfxCardStatus but I read I could have a more permanent solution by ...
120
votes
5answers
85k views

Spam iCloud Calendar Invitations

Today I've suddenly received spam calendar invitation for $19.99 Ray Ban sunglasses (never subscribed, checked, searched or visited any related site, so clearly spam) and it has other visible email ...
16
votes
6answers
88k views

Terminal returns not found for most commands Mac OSX

I'm really new to Mac OSX and UNIX based systems. I wanted to run a few Windows games on my Mac Mini so I started installing Wine and MacPorts. Having done so, I typed in sudo port install wine and ...
16
votes
5answers
2k views

How do I change the location of screen captures?

As a developer, I take a lot of screen captures. I often take a lot to share with StackExchange members on chat. The problem is my desktop is so cluttered with screen captures that they're now ...
3
votes
1answer
4k views

Nice Audio Mixer/Repeater

I am looking for a nice volume mixer for OS-X Yosemite+ for per-application audio control, I would also like per application sound output control. I don't mind buying if it's a nice product with long ...
576
votes
155answers
329k views

Please share your hidden macOS features or tips and tricks

Do you know any hidden or little-known nice feature of macOS (née Mac OS X)? It doesn't matter what it is—maybe just a short terminal command or a keyboard shortcut. Share your experiences on ...
316
votes
12answers
178k views

How can I trigger a Notification Center notification from an AppleScript or shell script?

I'd love to be able to take advantage of 10.8's Notification Center features in AppleScripts and shell scripts I write. Is there a built-in command or a third-party library I can use from either an ...
166
votes
12answers
210k views

Why are dot underscore ._ files created, and how can I avoid them?

I am using different operating systems on different machines on different locations. I am using a USB flash disk to keep my files (source codes etc.). I am new to Mac OS X and now I realize there are ...
63
votes
4answers
73k views

Do MacBooks have a true “Hibernate” option?

I've recently switched from Windows to a MacBook pro. In Windows, there are the following shutdown options: Standby - the machine goes into a "light sleep" from which it can awaken very quickly (like,...
20
votes
3answers
31k views

How do you get system diagnostic files from macOS?

I am trying to debug a crashed (or hanging) app. How do I get the diagnostic files from the crash?
34
votes
8answers
10k views

How do I uninstall a program completely on a Mac?

I come from a PC background... every time I want to uninstall an application, I must use add/remove programs. On the mac, you can simply run a .app file from wherever you want, and many say that the ...
29
votes
3answers
305k views

How could i use an iMac as secondary monitor for a Windows 7 laptop

Recently (less than one year ago) i bought an iMac 21,5". Now i would like to use it as secondary monitor for my laptop. (My laptop runs Windows 7). Is it possible? (I found conflicting opinions on ...
15
votes
8answers
458k views

How do I create a Mac bootable USB drive using Windows?

My MBA 2012 with OS X 10.9.4 Mavericks won't boot anymore - it simply freezes after the initial jingle. I already tried resetting NVRAM and SMC, but to no avail. I don't have any time machine backups. ...
7
votes
1answer
50k views

How to install Windows 10 into a 2011 iMac without using the Boot Camp Assistant, an optical (DVD) drive or third party tools?

Apple does not support Boot Camp Assistant installations of Windows 10 on 2011 and earlier iMac models. The exact list of supported Mac models is given below. The following Mac models support 64-bit ...
21
votes
7answers
333k views

“Your system has run out of application memory.” How is that possible?

macOS is regularly popping up a "Force Quit Applications" dialog: Your system has run out of application memory. To avoid problems with your computer, quit any applications you are not using. ...
10
votes
3answers
65k views

How secure is Activation Lock on iOS 7 (and later)?

Apple showed this new feature in iOS 7 called Activation Lock, that if you enable "Find My iPhone" on a device that is lost or stolen, a person that finds/gets the iPhone will not be able to wipe it ...
6
votes
4answers
15k views

Messages won't let me sign in to iMessage

On my OSX laptop (10.8.5) I've recently been unable to sign into iMessage. By recently I mean approximately a week. I've not done any updates that I recall lately. Coworkers are able to send me ...
104
votes
23answers
222k views

DNS not resolving on Mac OS X

Some of my coworkers are having troubles on their Macs - DNS resolution does not work under Mac OS X. They're running Snow Leopard 10.6.8. They can use DNS in a Windows 7 virtual machine (VMware ...
118
votes
14answers
162k views

How can I open a Terminal window directly from my current Finder location?

I was wondering if there was any was I could right click inside any instance of a "Finder" window such that I have an option that says "Open Terminal Here". It would be really helpful.
33
votes
7answers
39k views

Create global shortcut to run command line applications

What steps do I need to run a command line program via a global shortcut? I setup Automator to create a new Run Shell Script and tried to assign a shortcut in System Preferences -> Keyboard -> ...
24
votes
3answers
43k views

How do I clear the purgeable area on my disk?

I cleared space on my disk by deleting files and emptying trash. But, I am unable to make use of the space that I freed up. That is, as you can see the disk reports 142 GB as Available with 83 GB of ...
15
votes
1answer
464 views

How should I submit bug reports and feature requests?

Inspired by Marco Ceppi's DS_store question I became curious about what is the current preferred mechanism for submitting bug reports and feature requests to Apple. I'm aware that they have the ...
368
votes
7answers
266k views

How do I recompile Bash to avoid Shellshock (the remote exploit CVE-2014-6271 and CVE-2014-7169)?

Given that Bash 3.2 (the version shipped by OS X) is vulnerable to the remote execution exploit known as "Shell Shock" (CVE-2014-6271 and CVE-2014-7169) how do I rebuild Bash and secure my system ...
133
votes
2answers
186k views

How to investigate high kernel task memory usage?

I was using my MacBook Pro (with 16GB of RAM) as usual and out of blue I've this popup that: Your system has run out of application memory. To avoid problems with your computer, quit any ...
278
votes
7answers
129k views

“File Open” dialog is missing sidebar items

I'm having the strangest issue since updating to OS X El Capitan. My "Open File" dialogs show the sidebar but all my main (and useful) locations are missing. Take a look at this screenshot. This ...
72
votes
10answers
164k views

Can I use 45/60/85W MacBook chargers interchangeably?

I have a 13" Macbook Pro that came with a 60W power adapter and a 15" Macbook Pro that came with a 85W power adapter. Can I use either adapter with either laptop? There seems to be disagreement in the ...
56
votes
11answers
43k views

Can I manually limit the %CPU used by a process?

I would like to limit the amount of CPU time dedicated to certain processes (e.g. Firefox, Safari, ...). I can't understand why such programs, even when not used (nothing loading, no animations, ...
43
votes
7answers
321k views

How to download Bootcamp drivers without Bootcamp assistant?

I'm setting up my MacBook Air for a Windows-only boot setup. This was easy enough. It already had rEFIt on it, I just connected a Windows 7 boot thumb drive, and away I went. However, it seems Apple ...
27
votes
7answers
236k views

Bootcamp - No ISO Option

There is no option in the Bootcamp wizard to choose the Windows ISO.. Any ideas?
24
votes
5answers
151k views

How to fix broken EFI partition?

I have an iMac running OSX Lion. I also installed bootcamp and Windows 7. During the install of Windows 7 I wasn't paying complete attention and deleted and formatted the EFI partition. I didn't ...
78
votes
8answers
121k views

Mail App keeps popping up in the background in Mac OS Mojave

When I am doing some work on my macbook pro, Mail app's main window keeps popping up in the background, it even pops up when I watch movies by interrupting full screen. This is so frustrating, I can't ...
37
votes
13answers
52k views

Is there a similarly fast alternative to Crtl + Shift + Eject for new Macbook that lack eject keys?

The new MacBook Air and Pro without optical drives lack an Eject key. I use Ctrl + Shift + Eject a lot to put my display to sleep at the simple press of three keys. Without the Eject key being there ...
34
votes
6answers
72k views

Does Thunderbolt support chaining multiple monitors to a MacBook Pro?

This has always been a big want for me. I love using multi-monitor setups but only want a single laptop. Does the 2011 MBP Thunderbolt support chaining multiple monitors together? I know that you can ...
15
votes
6answers
11k views

How to show hidden files on mac without Terminal

I need an easy way to switch files visibility on Mac. I know about Terminal commands how to show hidden files and hide files. However, I need a tool to make this task faster and easier. I was trying ...
21
votes
1answer
5k views

Why does the version of Java verified by Oracle differ from the version shown at the command line?

Questions Why do versions differ? Should we trust Oracle's verification routine? In some cases, the version verified by Oracle is different from the version shown at the command line. Example ...
9
votes
4answers
71k views

I think I messed up the Fusion Drive on my 1TB iMac (with BootCamp)

this is a somewhat similar post to this one (Can't create partition on free space with Disk Utility) but not quite... It started with me creating a BootCamp partition (around 145 GB) for Windows ...
36
votes
8answers
47k views

Use internal speakers with others plugged into headphones jack

I have a set of surround speakers, connected to my iMac through the headphone jack. I use a switch to control what goes to the speaker set (iMac, iPod, or MacBook/aux). So that I don't have to be ...
28
votes
7answers
250k views

Is Apple's warranty international?

I'm about to travel to the US, where iPods / AirPods / iPhone are much cheaper than in my country. I wonder if Apple's warranty is international, and/or what warranty coverage exists when I return ...
148
votes
8answers
116k views

How to simulate slow internet connections on the mac

What's a good software solution to slow down internet connections on the mac for testing and simulations? My primary need is when testing code in the iPhone / iOS simulator, so slowing down the ...
122
votes
4answers
96k views

Silencing “Your disk is almost full” notification

After upgrading to macOS Sierra, I'm getting the notification that "Your disk is almost full. Save space by optimizing storage.": The options appear to be to store my files in iCloud, automatically ...
64
votes
5answers
82k views

How do I download an iOS App (IPA) file to my Mac after iTunes 12.7 update?

Now that Apple has removed the ability to access the iOS App Store in iTunes 12.7 on Mac/Windows (See MacRumors article), I can't find any way to download an IPA file from the App Store. As a note, I'...
51
votes
5answers
32k views

How to completely disable auto-save and versions in Mac OS X Lion?

I hate the automatic saving and versioning in Mac OS X Lion. Is there a way to completely turn it off? (This has been asked before here, but the answer and the linked article are completely wrong, ...
56
votes
11answers
29k views

How can I change a file or folder icon using the Terminal

How can I change or set the icon for a file or folder, in the terminal, do I need to use a scripting language?

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