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Questions tagged [macos]

macOS is the current marketing name for Apple's Macintosh Operating System. This OS was previously known as OS X, and Mac OS X before that (which itself succeeded the 'classic' Mac OS).

3,134 questions with no upvoted or accepted answers
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51 views

Log out from user switching menu

Can I move or copy the "Log Out" item from the Apple Menu to the fast user switching menu at the right side of the menu bar? It seems a much more appropriate place for it. I'm running El Captain 10....
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402 views

“Your full-resolution photos and videos stored in iCloud may not fit on this Mac.” even with 45 GB of free space on internal SSD

Somehow I accidentally activated iCloud Photo Library and about 5 GB of my photos now reside there. Since I use other cloud services for my photos, I wish to take these off iCloud. macOS Photos, ...
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127 views

Deleting a linux dual boot on mac

I have a linux dual boot installed with rEFInd, which I want to delete. I tried to just delete the disk partition, but that throws an error. MediaKit reports partition (map) too small. If you ...
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502 views

Why is `lsof` so slow on macOS 10.13 (High Sierra)?

This is related to this question, but I am on OSX 10.13.4. lsof takes about a minute to run, even with the -n option on. I can't even run dtruss to examine the system calls being made: $ sudo dtruss ...
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1k views

Unable to find an APFS Container Reference after fixing FFFFFFFF-FFFF-FFFF-FFFF-FFFFFFFFFFFF error

After following this guide and giving my partition the proper GUID, i can't access it. Is there a way to recover the container reference its supposed to have or at least a way for me to extract data ...
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101 views

Is there a keyboard shortcut to open/switch to an app that is seeking attention from the Dock?

Can I program a key to intercept any app that seeks attention? I think that Linux, Gnome or KDE, used to have this a long time ago, ctrl-A or something like that is the hot key to activate the space /...
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50 views

Using right shift key to make a cap minimises the window

My daughter's friends were messing with the keyboard and now the right shift key minimizes the screen every time I'm using the shift to make a cap with the my right hand. Since I'm a touch typist ...
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41 views

How can I stop sharing Find/Replace fields between apps?

For some baffling reason, Apple thinks that whatever I search for in one app will be the same thing that I want to search for in another app. This results in my actual search terms being overwritten ...
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668 views

Add a Delay for Displaying the Menu Bar When App is in Fullscreen Mode

When I work with an application in fullscreen mode (e.g. IntelliJ IDEA on macOS Sierra), the menu bar is hidden and shown only when I move the mouse cursor to the top of the screen. The menu bar pops ...
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322 views

How to completely disable Calendar network access in macOS (High Sierra)

I would like the Calendar app in High Sierra to not check my location for timing conflicts, make location (or any other) suggestions, confer with Siri, and otherwise look for ways for Apple to link my ...
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1k views

How to open a port for the public ip address in Mac OS High Sierra

I see that I can find the public IP address for my MBP using Current IP Address I wish to open a port in my machine to run a servlet. I see a link How to open a port in MBP However, when I open ...
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964 views

iotop on High Sierra

I seem to have issues with iotop on High Sierra, googling it I find no useful information. The output is garbled and almost unusable. I have SIP disabled for dtrace (I know "I'm not suppose to do ...
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960 views

Modifying the Menu Bar

TL;DR I'm attempting to locate the system files/variables responsible for drawing the menu bar in Sierra so that I can tweak the color and opacity, and would love any information you might have on the ...
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1k views

'System' occupies 100 GB - why? How can I reduce the amount of data? (macOS 10.13 High Sierra)

Any idea why is system taking so much space? Also the free space + used space on my system is not showing correct data. It shows available space is 154.76 GB and when I add the used space (171 GB) it ...
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3k views

Why there is a AdobeAAMDetect plugin showing up in my Safari Preferences Windows?

I have never installed Adobe Flash Player on my Mac cause it has some dangerous security breaches and potentially harmful for your mac then how come this plugin is showing up in Safari, is my Mac ...
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2k views

No space left on device while 50gb is available

I have a problem with my free space. macOS started to run slow, all apps reports that there is no space of device, while I have a lot. From System Information: Available: 53,51 GB (53 506 232 320 ...
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75 views

TouchID Forgets fingers after crash

Twice now I've been in a situation where I remove my two USB-C Digital AC Multiport Adapters while running in clamshell mode and found that nothing I could do would bring my my display. So, alas, hard ...
4
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585 views

Safari restored a private browsing session after my Mac crashed

I know where Safari keeps cache information, but my computer froze, and I had to reboot it forcibly. Prior to the freeze, I was using Safari with private browsing enabled (i.e. I was using a private ...
4
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272 views

Remove animation/delay on Command+Tab

When switching to a full-screen app on a different space there is a noticeable delay (and jerkiness) with the animation during which further presses of ⌘+Tab have no effect. This continues for a ...
4
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503 views

All dictionaries disappeared from preferences list under macOS 10.12.2 Sierra

For a few days I've been running a pre-installed macOS 10.12.2 on a new, non-networked MacBook Air with language set to "American English". I've used "Dictionary" several times without any problems, ...
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582 views

Twitter notifications not working on macOS Sierra

I am having trouble receiving Twitter notifications on my Mac. I have the account turned on in settings (with notifications turned on) and have checked that access is given to OS X integration in ...
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83 views

Disable notification prompts Safari 10.1

I am trying to prevent notification prompts from various websites in Safari 10.1. In the past one could go preferences > notifications and uncheck Allow websites to ask for permission to send push ...
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361 views

What does webcontentfilter.kext do?

So I'm learning about writing Kernel Extensions and while I was looking for examples I stumbled across webcontentfilter.kext. I gathered from this post Website gets blocked by webfilterproxyd even ...
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540 views

TimeMachine backup gets stuck during “Preparing Backup”; can't mount .sparsebundle file

I've twice now tried to initiate a TimeMachine backup, and both times they got stuck during the "Preparing Backup..." stage. I think even on the same file, as shown in tmutil status which got stuck ...
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339 views

Toggle between two most recent tabs in Safari

Chrome was my favorite browser for years, but it drastically overheats MacBook, thus my patience was finally exhausted and I decided to move to Safari as it's the most energy efficient browser for Mac....
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8k views

Excel: how to change Default file option to UTF-8 away from Macintosh file option?

When I double-click and open a csv file in Excel, the OSX Excel always opens it in Macintosh format destroying the visualisation of UTF-8 files with malformatted umlaut characters such as ö and ä. I ...
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837 views

Why doesn't ps aux show *everything*?

I recently had a problem with sluggish computer and I live in the terminal, so for me, when something's running slow, "top -o cpu" and "ps aux" are my bread and butter. However, I recently came to ...
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2k views

Flash content only shows a quarter of the image when played in full screen on second monitor

I have macOS Sierra 10.12 installed, and Google Chrome 54.0.2840.71(64-bit) with Flash Player 23.0.0.205. I'm using the second monitor to watch movies. When I try to open full-screen Flash Player on ...
4
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1answer
2k views

When swiping between spaces, sometimes the background moves and sometimes it doesnt

Since upgrading to Sierra I've noticed that sometimes when I swipe between spaces the background image moves left or right as I swipe along with whatever icons I have on my desktop and whatever (lets ...
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2k views

Why does “Safari Web Content quit unexpectedly” occur often in macOS Sierra?

"Safari Web Content quit unexpectedly" seems to occur very often after upgrading to macOS Sierra. Are there any solutions?
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989 views

Remember item order in Menu bar between reboots

macOS Sierra added ability to rearrange items in the Menu bar, however after rebooting computer they reset to their previous order. I'm not using Bartender or any Menu bar controlling apps. How can ...
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1k views

Chrome refuses to flush / refresh DNS—why?

On OSX El Capitan, I have an issue developing a Wordpress site hosted locally by MAMP. When I visit the root hostname specified in MAMP, Chrome redirects me to an old hostname I previously used for ...
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289 views

changing Chrome desktop app Cmd-Tab behaviour

I use the Google Hangouts desktop app. But when i use Command Tab, it comes under Chrome rather than being a separate application. If I have Hangouts and Chrome open, I have to use Command ` (backtick)...
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541 views

Does system integrity protection prevent nvram(8) from setting -x as a boot argument for safe mode?

When pre-release macOS Sierra is in safe mode with -x as a boot argument in NVRAM, the following command works as expected: sudo nvram boot-args="-v" When Sierra is booted in normal mode, the ...
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4k views

Why do some Login Items insist on displaying at startup, despite being set to “Hide”?

Under System Preferences > Users & Groups > Login Items, I have a number of applications that are set to launch on system startup. Some of these, despite being marked to "Hide" on startup, insist ...
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1k views

Backup iCloud Keychain

I recently encountered an issue where a very important (and non-resettable) password was deleted from my iCloud Keychain. All of my OSX-based keychains are backed up via Time Machine, but I realized ...
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692 views

CLI: get CPU real speed (e.g. Intel SpeedStepping)

Can you query for the real CPU speed in OS X command line/terminal? $ system_processor – only provides the hardware spec info. $ sysctl hw.cpufrequency – only provides the hardware spec info. $ ...
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88 views

“Open With” (lsregister) to show apps on system disk (specific disk)

I have a Mac pro with 4 disks, one is for the system (D1) "Open With" takes long time sometimes, and sometimes it shows me apps on other disks (old, backup, other test apps), how I can make OS X to ...
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271 views

Unable to start app built manually

I have create an application APP-py3.app stored in /Applications. The APP-py3.app contains the following files [F] and directories [D]: Contents [D]: Info.plist [F] MacOS [D]: script [F with rights -...
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682 views

Custom nameservers, /etc/resolver/ and SRV records

I want to use a DNS server on my machine to resolve lookups for all names ending in .dev. I've created /etc/resolver/dev to do this, and checked that it works for A records: › dscacheutil -q host -a ...
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905 views

Show Minimized Windows in Mission Control (El Capitan)

This is a possible dupe of Can I get Mission Control to show minimized windows?, but I wanted to get an update on this issue since its now 2015. What I really want is to have Mission Control for non-...
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1k views

Why does mail popup occasionally?

The mail app in OS X 10.11.1 seems to have a bug which I would really like to fix because it is annoying. Sometimes when the main interface windows is minimized in the dock, it will maximize itself ...
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0answers
272 views

How to adjust the compiler for c++11 on 10.8

Originally, I posted my question on Stack Overflow.Compile R package It seems that when installing the R library(Boom) I always get that error relating to compile error: fatal error: 'future' file ...
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0answers
128 views

Are Mail rules still applied when a Mac is in Power Nap mode?

I understand that when a Mac is Power Napping it will periodically check for new emails via Mail. Will Mail rules still apply to any new emails that are received when the Mac is in Power Nap mode?
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8k views

Why is SpotlightNetHelp denied file-read-data for root?

I'm getting many of these two similar errors on my console. 10/21/15 11:06:29.737 AM sandboxd[140]: ([368]) SpotlightNetHelp(368) deny file-read-data / 10/21/15 11:07:11.000 AM kernel[0]: ...
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0answers
2k views

Set the WorkingDirectory to user's home in launchd?

I understand that you can change a LaunchAgent's working directory with a WorkingDirectory key, but is there any way to set the Working Directory to a user's home directory reliably and portably ...
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0answers
943 views

How to verify that an iTunes backup is valid?

Is there a way to verify that a backup of an iPhone is valid (other than wiping the device and attempting to restore it :))? I've had a recent catastrophic incident involving an iTunes encrypted ...
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0answers
509 views

Apple Backup encrypted format specs? I need to decrypt part of a backup (for which I have the key) that iTunes won't restore

An odd one here: Encrypted iTunes backup backup completed successfully Key stored in the Keychain (since the first backup of this device a long while ago) Also stored in PasswordSafe and both ...
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290 views

Wanted: a way to change many keychain passwords simultaneously

Problem: employer uses a common account (username and password) for numerous logins within their domain, and requires frequent password changes. Keychain can't seem to figure out that e.g. any ...
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156 views

Paste only email address without name

In the Mac Mail app, copying an email address of someone in your address book (e.g. from the header of some message) and pasting it elsewhere (e.g. in Text Edit) will result in "first_name last_name &...