Hot answers tagged

72 votes
Accepted

Stop Docker from automatically starting on startup

Click the Docker icon in the right hand side of the menu bar, and click "Preferences". In the dialog that appears, untick "Automatically start Docker when you log in".
user avatar
  • 1,896
45 votes
Accepted

My Mac repeatedly beeps three times on startup. What does this mean?

No, your Mac is not possessed. And Yes, it’s trying to tell you something! A looping three beeps in between three seconds during startup is your iMac’s way of telling you that the operating system ...
user avatar
  • 62k
40 votes

Stop Cisco AnyConnect Secure Mobility Client from starting up automatically

Removing the following worked for me. /Library/LaunchAgents/com.cisco.anyconnect.vpnagent.plist /Library/LaunchDaemons/com.cisco.anyconnect.gui.plist Update: For macOS Catalina and anyconnect 4.7.x ...
user avatar
  • 401
31 votes
Accepted

What are the differences between LaunchAgents and LaunchDaemons?

Yes, LaunchAgents are only invoked when the user logs into a graphical session. LaunchDaemons are typically launched when the system boots and are run outside of a specific user session. The lauchctl ...
user avatar
  • 40.1k
22 votes

Stop Cisco AnyConnect Secure Mobility Client from starting up automatically

If it's not in "Login Items" then it has to be in launchctl. Always prefer the user interface when there is one rather than messing with files directly: launchctl list | grep -i cisco ...
user avatar
  • 470
21 votes
Accepted

How do I prevent nginx from auto-loading using homebrew?

The ‘stop’ verb to ‘brew services’ will stop the service from restarting automatically on boot having ‘unregistered it from launching at login (or boot)’ per the help text shown with ‘brew services’. ...
user avatar
  • 185k
18 votes
Accepted

What affects the colour of the Startup Screen?

It's based on the board ID in boot.efi. Depending on the model of computer, a black boot screen will be shown (introduced with Yosemite) instead of the older grey screen. All these Macs and newer ...
user avatar
  • 185k
16 votes

Stop Cisco AnyConnect Secure Mobility Client from starting up automatically

So it would seem that if you only install the VPN client AnyConnect will not autostart. I uninstalled AnyConnect (version 4.x) then reinstalled doing a custom install. I only installed VPN, I did ...
user avatar
  • 1,649
14 votes

Run TeamViewer on demand, instead of at startup

It is in Preferences in V 10.0.43320 which I downloaded and installed yesterday. Go to Preferences > General and there untick 'Start TeamViewer with System'.
user avatar
  • 241
13 votes

MacBook Air boots to strange screen showing Magic Mouse and TrackPad

The graphics are telling you to turn on the Magic Mouse or Magic Trackpad associated with the MacBook. Have you ever connected one of these devices to it? If you haven't, I have to wonder if the ...
user avatar
  • 293
13 votes

Stop Docker from automatically starting on startup

The locations are cd ~/Library/LaunchAgents cd ~/Library/LaunchDaemons cd ~/Library/LaunchAgents cd ~/Library/LaunchDaemons But I recommend you just remove using launchctl remove launchctl list | ...
user avatar
  • 231
11 votes
Accepted

Is it possible to install an old version of Mac OS on a new Mac?

It's not directly that Apple doesn't want you to do so, it's more that older OS versions are lacking the drivers etc. required for hardware which wasn't even known at the time the older OS was ...
user avatar
  • 85.5k
9 votes
Accepted

Windows boot camp option missing in Startup Disk selection

You can set the default boot partition from the option-boot screen. Press the Control key while clicking the arrow beneath the drive, and that should do the trick.
user avatar
  • 6,032
9 votes
Accepted

Finally reinstalled macOS Sierra, but now I get a kernel panic

A kernel panic is nothing more than a software crash. A bit like when an application quits for no apparent reason, except in this case, it brings down the entire system, since the kernel is the heart ...
user avatar
8 votes

How do I use non-"legacy" launchctl commands to load and unload plists?

I asked the Twitter user @launchderp: @launchderp Arelaunchctl load and unload still safe to use, at least until 10.12 or whatever comes next? c.f How do I use non-"legacy" ...
user avatar
  • 19.4k
8 votes

Start iMac in Target Display Mode without dedicated keyboard

There are two options that I'm aware of which may meet your needs: Use the 1Keyboard app. This allows you to pair your computers via bluetooth and then use 1Keyboard to send the CommandF2 keyboard ...
user avatar
  • 62k
7 votes
Accepted

How do I disable WebEx Assistant on startup for Mac?

Try System Prefs > User & Groups > Your name > Login Items. Select it in the list & click the - button underneath If it's not listed there, then check either /Library/LaunchDaemons/ or /...
user avatar
  • 98.8k
7 votes
Accepted

iMac has weird startup chime and refuses to boot

No, you cannot assume that. This repeating startup chime with the three second pause between the three tones is an indicator that you are trying to boot your iMac from a non-supported operating system....
user avatar
  • 62k
7 votes

On lid open Macbook Pro 2016 boots automatically - after turning off I need to juggle 10 seconds with the touch id power button to boot

This is a side-effect of the implementation. Setting the AutoBoot NVRAM variable doesn't actually prevent the machine from booting. The machine will still boot automatically when the lid is opened, ...
user avatar
  • 185k
7 votes
Accepted

My external boot volume won't startup all my Macs when it should

From what you’ve said, I agree it should work fine. My first guess would be to check the Startup Security Utility on the iMac Pro, a feature of the iMac Pro (and other T2 Security Chip enabled Macs) ...
user avatar
  • 62k
7 votes

Turning off Apple hardware checks on startup

You can’t bypass this. It’s technically not an Apple limitation as all computers (PCs too) need to run a minimal set of tests to probe how much RAM is available, what boot devices are present, etc. ...
user avatar
  • 81.7k
6 votes

Is it possible to install an old version of Mac OS on a new Mac?

Think about it this way, OP. When Snow Leopard was released in 2009, it had no way to know how to "talk" to a 13" MacBook Pro Retina which would be released 4 years later. It doesn't know how to ...
user avatar
6 votes
Accepted

MacBook Air boots to strange screen showing Magic Mouse and TrackPad

Since the MacBook Air has a mouse and keyboard connected, something went really wrong with the hardware. You could reset the NVRAM and SMC, but it likely needs hardware diagnostics. You might be ...
user avatar
  • 219k
6 votes

How do I use non-"legacy" launchctl commands to load and unload plists?

The article referred by TJ Luoma is very helpful. Steps for Launch Daemon: Save your plist file in /Library/LaunchDaemons/ as usual. Let's say the file is com.example.mysrv.plist, and the Label in ...
user avatar
6 votes

"No administrator was found" in Startup Security Utility

I just came into the same situation. But I was lucky enough to workaround it last night. It took me 2 nights searching around to figure out what to do. Here's what you need: *. A functioning Mac(...
user avatar
6 votes

"No administrator was found" in Startup Security Utility

I had to boot into recovery mode and reinstall High Sierra (the initial shipped version of macOS). Installing HS gave an administrator account. With the administrator account I was able to allow ...
user avatar
6 votes
Accepted

Execute a script with GUI Access before login

PreLoginAgents macOS supports the ability to run graphical applications pre-login: Running Agents Before Login Most software that displays a user interface does not run prior to the user ...
user avatar
  • 40.1k
6 votes
Accepted

How to permanently disable the Mac startup sound?

This is dependent on Mac model & specific OS [& tbh I don't know exactly which models this is applicable to] From Big Sur onwards, it's a pref… System Preferences > Sound > Sound Effects....
user avatar
  • 98.8k
5 votes

Stop Mavericks from relaunching applications

You need to right click/tap that particular app to reveal a pop-up menu> under Options > un click> Open at Login and that should solve it...restart your computer to see if it does it again. This ...
user avatar
5 votes

Problem with startup `rc.local` script

I was using those commands for VirtualBox in rc.local, and I ran into the same problem. I don't if this is the right way to do this, but it works for me. I created /Library/LaunchDaemons/local....
user avatar

Only top scored, non community-wiki answers of a minimum length are eligible