Questions tagged [el-capitan]

OS X 10.11 El Capitan

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278
votes
7answers
128k 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 ...
244
votes
3answers
160k views

What is the “rootless” feature in El Capitan, really?

I have just learned about the "Rootless" feature in El Capitan, and I am hearing things like "There is no root user", "Nothing can modify /System" and "The world will end because we can't get root". ...
117
votes
2answers
19k views

What functionality do 'marks' offer in the El Capitan Terminal?

Since upgrading to OS X El Capitan, I've noticed a change in the Terminal: Executed lines show an opening bracket on the left, and a closing bracket on the right, as shown in this screenshot: Similar ...
115
votes
12answers
167k views

How to use pip after the OS X El Capitan upgrade?

After the El Capitan update, I am unable to run pip install. The error I get is that the "operation is not permitted" when pip tries to create new folders while installing. creating /System/Library/...
113
votes
9answers
365k views

How to record both screen and sound with Quicktime on El Capitan?

I'm trying to record both what's happening on screen and the audio being played by the applications. To my surprise, QuickTime did not record the sound. I believe it worked before in previous OS X ...
110
votes
4answers
78k views

How to fix homebrew error: “invalid active developer path” after upgrade to OS X El Capitan?

I get this error when I run brew update: $ brew update xcrun: error: invalid active developer path (/Library/Developer/CommandLineTools), missing xcrun at: /Library/Developer/CommandLineTools/usr/bin/...
108
votes
14answers
19k views

El Capitan, expand desktop thumbnails by default in Mission Control

On previous versions of OS X, desktop thumbnails were showing by default in the Mission control. In El Capitan, however, they are collapsed by default and only the names are showing (i.e., Desktop1, ...
97
votes
5answers
30k views

Single application not showing up in Spotlight

I have a strange issue where Matlab stubbornly refuses to appear in Spotlight search results. I'm not sure what information to provide besides the fact it clearly exists in Applications: It even ...
91
votes
4answers
61k views

What are alternatives for Menumeters on El Capitan?

Menumeters no longer works on El Capitan (see here), what are some alternatives? I just want to see my network and CPU stats.
73
votes
5answers
34k views

Make the Menu Bar never show while in Full Screen

Pretty much every application I use in full-screen (including Firefox, MacVim and the Terminal) have tabs on the top of the screen. The problem is, when I move my mouse to reach the tabs I'll often ...
71
votes
12answers
186k views

This copy of the Install OS X El Capitan application can't be verified. It may have been corrupted or tampered with during downloading

Macbook Pro 13" 2015 with OS X Yosemite on board. I've been trying to install OS X El Capitan, but always get the following message: "This copy of the Install OS X El Capitan application can't be ...
69
votes
12answers
90k views

How can I name desktops/spaces in El Capitan?

I would like to give names to different spaces; currently a new space get the default name Desktop n where n is a number. How can I give it a meaningful name?
56
votes
3answers
68k views

What is the modern way to do port-forwarding on El Capitan? (forward port 80 to 8080)

The old utility ipfw was discouraged in recent versions of Mac OS X and is now gone from El Capitan. What is the modern way to do port forwarding in El Capitan? I simply want port 80 to forward to ...
55
votes
2answers
103k views

El Capitan: Appstore says “downloaded” and “there's been an error” (stuck)

In order to download El Capitan, I clicked the "download" button in the highlighted banner of the Appstore. The "busy" wheel began to spin in the upper left, and I thought to give it some time. After ...
55
votes
9answers
58k views

Time Machine ridiculously slow after El Capitan upgrade

I recently updated to El Capitan, and told Time Machine to backup. It got stuck on Preparing Backup for hours, so I stopped it, deleted the InProgress file, rebooted and tried again. After ~30 mins, ...
51
votes
11answers
134k views

Is it possible to use Boot Camp with Windows 10 from an external HDD?

I need to run Visual Studio on my MacBook Pro and I need Windows to do that. The easiest and well known way to install Windows on a Mac is by running the Boot Camp app on the Mac and let it do what's ...
51
votes
1answer
10k views

Turn off Safari 9 blinking in web inspector?

The web inspector in Safari 9 seems to have added this new "blinking" thing which I find somewhat annoying although it can be useful. How can you turn it off and on? Here is what I mean.
49
votes
6answers
114k views

Mount Ext4 on El Capitan

I recently installed OS X 10.11 on my Mac. I tried to read a SD card with an Ext4 partition which wasn't even shown in Disk Utility, although diskutil did show it as a Linux partition. I can't seem ...
41
votes
2answers
12k views

Copy text from quick look in El Capitan or Sierra?

I used to be able to just quicklook files and copy the text directly from there, removing the need to launch applications to open it which is just awesome, however, it doesn't seem to work since El ...
39
votes
6answers
32k views

How can I track progress of dd

I am using the following command to create a bootable SD Card sudo dd bs=4m if=en_windows_10_enterprise_version_1511_x64_dvd_7224901.iso of=/dev/disk2 Is there a way to track the progress?
39
votes
6answers
34k views

OSX App's Icon stuck on my screen

I just tried to open Spotify's app through the OSX LaunchPad, and when I clicked on the icon, it is stuck on my screen. I've attached some screenshots to show you. I don't know how to get it down. No ...
38
votes
8answers
23k views

Upgrading brew in El Capitan

I just upgraded to El Capitan, and when I tried updating brew I got the following error: $ brew update Error: The /usr/local directory is not writable. Even if this directory was writable when you ...
36
votes
2answers
78k views

El Captain update download doesn't continue after restarting the Mac

I started to download the El Capitan upgrade, but then I shut down my computer. The day after I wanted to continue the download but in App Store it shows "Waiting..." and doesn't do anything. Also ...
36
votes
1answer
29k views

OS X El-Capitan - /cores directory taking up a lot of space?

Im using a program called Daisy Disk to see what is taking up space in my Mac and I find that the /cores directory is taking up 77gb. Is that a problem? Can I get rid of it to regain the space?
36
votes
9answers
24k views

Recent items menus have stopped working on my iMac

Recently I noticed that on my iMac, running El Capitan, the Open Recent menu has stopped getting updated, both in the Apple menus, and for apps, and both for the Open Recent menu item, and the list ...
35
votes
4answers
52k views

How can I download an older version of OS X/macOS?

Sometimes it's hard to search for older versions of macOS & OS X on the App Store. This is an attempt to provide the canonical QA for this issue, as per the Meta QA - Where is the list of ...
34
votes
3answers
101k views

Where has “Keychain First Aid” gone?

On my machine running OS X El Capitan, there is no "Keychain First Aid" option in the Keychain Access app. All documentation, including Mac OS Help in El Capitan, says to go to the Keychain Access ...
31
votes
5answers
23k views

Notes 4.0 (El Capitan) strikethrough option removed

Does anyone know how to apply a strikethrough to text in the new Notes app? It seems the option has been removed entirely from all font menus, contextual menus and even the font palette!
31
votes
6answers
50k views

“iTunes can’t verify the identity of the server …” after a Security Update in Mavericks or upgrade to El Capitan

Prior to the security update released early April my system was working fine. After that, I'm getting invalid certificates everywhere: iTunes says "iTunes can’t verify the identity of the server “...
31
votes
3answers
30k views

How can I change Finder's sidebar icons in OS X El Capitan?

Without using a 3rd-party application, how do I go about changing the icon in the sidebar for the Developer folder? When I click on "Get Info" for this icon it's showing the icon does have the hammer ...
30
votes
5answers
69k views

Install El Capitan in Virtual Box for testing purposes

I enrolled to Apple's beta program as I want to test some software under El Capitan. Therefore, I would like to instal El Capitan in Virtual Box. Is there a recommended way of doing this? As I ...
30
votes
5answers
84k views

What is the “lsd” process on OS X, and why is it using so much CPU power?

I looked in iStat Menus and noticed that a process named lsd was consuming 99% of my CPU (Out of 400% for 4 cores). I searched around for a bit, but couldn't find out what this was, and why it's using ...
28
votes
8answers
177k views

Download El Capitan Installer now that Sierra is out [duplicate]

I have recently been having issues with my mac and want to do a clean install. I still have Yosemite and thought it’s a good time to upgrade the OS. However, I am wary of jumping directly to Sierra ...
28
votes
4answers
41k views

How to enable horizontal split in full screen mode in El Capitan

I use my external display in tower mode. I've been using third party software ( like Moom ) to split my screen horizontally when needed. Now that El Capitan supports split screen in full screen mode, ...
26
votes
7answers
19k views

Why is kernel_task using so much CPU?

I have a Macbook Pro Retina with the following hardware: Model Name: MacBook Pro Model Identifier: MacBookPro11,1 Processor Name: Intel Core i5 Processor Speed: 2.4 GHz Number of Processors: 1 ...
25
votes
4answers
27k views

Keyboard shortcuts for switching Spaces?

I have a laptop and a desktop both running 10.11.1; on the laptop I found a way to set up Spaces so that CTRL-1 would take me immediately to screen 1 and similarly for all the other screens. I rely ...
24
votes
3answers
29k views

Is there a user font for San Francisco in El Capitan?

I thought the new Apple font was called San Francisco, but I cannot find it in the font list of the Keynote.app for my Mac. Is it called another way or it is not available for Keynote? I am currently ...
24
votes
1answer
74k views

Can't write to /usr/lib

I upgraded to OS X El Capitan and tried to install a new app (MPLAB X from Microchip) but I got an error because it couldn't copy a library to /usr/lib even when it asked for root password. I tried to ...
24
votes
2answers
10k views

Pinning the Dock to a Corner in Yosemite/El Capitan

In Mavericks and prior, one could use the following commands to pin the dock to either the top or bottom corner of the screen, if the dock was placed left/right, or to the left/right corners if the ...
23
votes
4answers
15k views

Swipe to Archive instead of Delete in Mail.app on El Capitan

OS X 10.11 (El Capitan) introduces the ability to swipe left on conversations in Mail.app in order to send them to trash: However, judging from the available settings, it does not seem to be possible ...
23
votes
6answers
43k views

Constantly dropping internet on El Capitan?

I have a brand new 2015 mac, el capitan 10.11.4. The wifi constantly drops. I have re-installed a fresh el capitan, reset SMC, created new wifi profile/location with google dns, safeboot, updated ...
23
votes
4answers
95k views

How do I create user accounts from the Terminal in Mac OS X 10.11?

I would like to be able to create new users in Mac OS X 10.11 remotely after ssh'ing into the machine. On Mountain Lion, these steps were listed. Running dscl . -create /Users/joeadmin dscl . -...
23
votes
2answers
13k views

Can we disable the drag window to top of screen Mission Control / Spaces feature in El Capitan?

Open Mission Control Use any of these methods to open Mission Control: .... In OS X El Capitan, drag a window to the top of the screen. https://support.apple.com/en-us/HT204100 ...
23
votes
3answers
28k views

Is it possible to have my dock visible on all monitors in El Capitan?

Don't mark this as a duplicate. Question has been asked several times in several places but it was years ago. I have two monitors connected. One primary (that has dock at the bottom) and secondary. ...
22
votes
7answers
93k views

How do I force the Trash to empty on El Captan?

Prior to El Capitan, it was possible to force emptying of the Trash when stubborn or "in use" items prevented it with "Secure Empty Trash". This option has however been removed in El Capitan. How do ...
22
votes
2answers
15k views

What type of hash are a Mac's password stored in?

On OS X 10.11 - I have opened up my user's .plist file, and have looked inside of the file. I did this with the following command: sudo defaults read /var/db/dslocal/nodes/Default/users/<username&...
22
votes
6answers
18k views

“Start Screensaver” hotcorner no longer works under El Capitan beta

After upgrading to one of the beta El Capitan builds, I can no longer use the "start screensaver" hotcorner. Other hotcorners still work, so it's not an issue with an application grabbing mouse input ...
22
votes
3answers
15k views

Can I delete /Library/SystemMigration

Can I delete /Library/SystemMigration after my upgrade to 10.11. I think, there is nothing, that I want to save.
21
votes
2answers
30k views

El Capitan Apache error message AH00526

Yesterday I upgraded my Mac from Mountain Lion to El Capitan. Trying to get apache2 working I get the following error message: AH00526: Syntax error on line 20 of /private/etc/apache2/extra/httpd-...
21
votes
7answers
34k views

High CPU time of Finder in El Capitan

I have extremely high CPU time for Finder use after updating to El Capitan version 10.11.0 I've tried: Rebooting the Mac Resetting SMC Resetting NVRAM The machine is borderline unusable with 100% ...