Questions tagged [startup]

Usually referring to the startup process of a device or computer from an initial "cold" state rather than sleep or hibernation.

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2answers
42k views

Why does Microsoft Office 2011 open automatically upon start up?

Why do Microsoft Office Word, Excel, et cetera open automatically upon login although I've disabled the 'Open at login' feature?
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1answer
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Stuck during High Sierra installation and now no startup disk found

I was upgrading my MacBook Air from Sierra to High Sierra, but the installation failed and the last line of log window was an error about directoryd. I restarted and then came across the blinking ...
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3answers
17k views

My Mac Pro boots into recovery mode every time it boots up

My Mac Pro boots into recovery mode every time it boots up. I have to select the start-up disk when in recovery mode. How can I make so it starts up in Mac Os X Lion every time without it going into ...
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3answers
8k views

Change startup bong on macbook pro

Is there any way I can change the startup bong on my Early 2011 MBP 8,2 to something custom? Like, The Final Countdown?
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0answers
1k views

Mid 2015 retina MacBook Pro: Startup slow after SSD Upgrade

I've recently upgraded my Mid 2015 retina MacBook Pro's original 500 GB SSD to a 2 TB Samsung EVO 970 NVMe M.2 coupled with a recent model Sintech SSD adaptor. I am running macOS High Sierra 10.13.6. ...
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1answer
745 views

FileVault 2 encrypted Fusion Drive on iMac doesn't boot anymore

I bought a 2017 iMac, migrated the contents of my 2012 iMac (so I have my data! ) and I wanted to erase the 2012 iMac it replaces using Disk Utility in Recovery Mode. I had hoped this would be a ...
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2answers
1k views

My Mac would turn on but it would get stuck on the white screen upon startup after chime

My Mac turns on but it gets stuck on the white screen upon startup after the chime. I have OS X 10.7.5 I have tried many things unsuccessfully like: CommandR: Boot to OS X Recovery Mode => The ...
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1answer
670 views

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

Because of the mobility of my work I decided to create a boot volume on an external USB-C SSD so that I can run my user environment on a number of Macs (on an iMac Pro (2017) while at work, on a 15" ...
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5answers
18k views

How can I disable MySQL from starting at boot?

I have a mid 2013 MBA running OSX 10.9. The process that starts on every start up is mysqld. I believe it was from an old version of MySQL I had installed (via AMPPS). I then installed MAMP Pro and I ...
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1answer
547 views

Mac does Start up sound even though volume was muted before restart

My Brothers iMac ignores that it was muted before shut down and makes the start up sound when it will be started again. This happened all of the sudden – normally you can avoid the start up sound by ...
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0answers
18 views

Send an email message via script upon startup, before user login

Is there any way to automatically send an email message (as a notification that my server box has rebooted, usually due to power failure) to myself upon system startup, before user login? I am not ...
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2answers
839 views

Update to 10.14.1 on Mac Pro 5.1 results in black screen

I tried to update my Mac Pro 5.1 with the delta updater to 10.14.1 from 10.14. I have a Sapphire RX 580 installed. After some minutes I saw he load screen but after that the screen turned black. I ...
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2answers
13k views

Triple boot macOS High Sierra, Ubuntu, and Windows without rEFInd

I currently have three OSes installed on my 2017 MacBook Air: macOS, Ubuntu, and Windows 10. I couldn't boot into Ubuntu without rEFInd, but I strongly prefer the default boot manager, because I want ...
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1answer
763 views

Spotify automatic startup mystery [duplicate]

Trying to get rid of Spotify's startup at login time I found an interesting behavior: while its plists are not present in any of the known locations such as Library/LaunchAgents and Library/...
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2answers
2k views

After installing SSD in 2009 iMac I only see a black screen

The computer chimes, and when I press any key like the option or R keys to enter recovery or the Startup Disk Manager, nothing happens. I tried to reset the SMC to no avail. I have a 3TB portable ...
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2answers
2k views

Mac Crashed during High Sierra Update - Won't reboot [duplicate]

My mac was turned off during the High Sierra update and now just gives me the flashing question mark when I turn it on. If I boot into recovery I can't select my startup disk because the OSX Base ...
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0answers
187 views

I turned my iMac on, but I only see a grey blinking question mark folder

I bought a 2011 21.5" iMac in a garage sale. I pressed Command + R. Once I'm in the macOS Utility folder, I don't see the Macintosh HD. Now, I went back to macOS Utility and tried to re-install macOS ...
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3answers
1k views

My internal “Machintosh HD” is not detected by my MacBook Air

I was trying to clean install OS X (from http://www.ibtimes.co.uk/how-clean-install-os-x-yosemite-via-bootable-usb-flash-drive-1470625). I made the bootable disk, booted from it, and tried installing....
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2answers
8k views

OS X Installation USB not detected in Startup Disk selection

I have a MacBook Pro 8.2. Recently I have download Sierra and Yosemite, and am currently running El Capitan. And I created a bootable USB for OS X Yosemite with DiskMaker X 6, in case Sierra goes ...
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5answers
113k views

Can't boot Mac, only shows a Folder with a Question Mark?

How do I start up a Mac when all it shows is a Folder with a Question Mark, even with a DVD in the drive? Image courtesy of Loïc Wolff
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0answers
25 views

How can I delete all network users on startup or shutdown?

I want to run this script before any student logs into the computers daily. #!/bin/sh mv /Users/admin /admin wait $pid mv /Users/Shared /Shared wait $pid rm -rf /Users/* wait $pid mv /admin /...
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1answer
2k views

Single user mode comes up with wrong boot disk

For some reason Single User Mode is now booting to something other than my usual HD partition: The disk has no /Users directory; fsck -fy takes only 1.7sec; df shows the root device to have only 3.9M ...
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1answer
1k views

How to turn MacBook Air 2015 on if the power button is broken and I don't have tools to remove battery?

The power button on my macbook air 2015 is not functional and I don't have the correct screwdriver to open the back up and take out the battery. Is it possible to turn the laptop on without having to ...
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0answers
228 views

Mac not starting or going into recovery mode

My Mac (mid 2011 21.5" iMac running mac OS High Sierra 10.13.6) suddenly froze while watching a video and restarted. It now keeps on restarting. Soon thereafter, my wireless keyboard stopped working, ...
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1answer
23k views

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

When I try to boot my Mac I get nothing but strange beeps. They beep as follows: BEEP BEEP BEEP [3 second pause] BEEP BEEP BEEP [3 second pause] and it continues until I power off. So far, I have: ...
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2answers
36k views

You can’t change the startup disk to the selected disk?

I am booting my macbook through an external usb drive. At system preferences - startup disk when I try to select my internal harddisk it says: You can’t change the startup disk to the selected disk. ...
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2answers
2k views

My Macbook Pro (2011) won't boot into single user mode

I saw Possible reasons (other than Open Firmware Password Protection) for not being able to boot into single user mode?, but it didn't help any, since I'm using the laptop's keyboard. Yes, my Mac can ...
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1answer
793 views

Recovery mode not loading on MacBook (Late 2008)

For some reason, I'm not able to load recovery mode utilities on my late 2008 MacBook (running Mavericks). I've referenced the technical steps here but none of the startup keyboard sequences appear ...
3
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1answer
48 views

What is normal for startup chime till Apple logo shows?

My late 2015 iMac recently started taking a very long time to go from the startup chime till the Apple logo appears - about 2.5 minutes. Between the chime and the logo, the screen was black. After ...
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2answers
8k views

Can't access boot options in MacOS Sierra

When booting my mid 2014 13 inch Retina MacBook Pro, holding the option key to choose a startup disk doesn't work. I have just installed Windows 10 on an external SSD and the only way I can choose ...
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2answers
1k views

How to start Internet Recovery Mode of El Capitan with multiple OS installed?

Thank you for your time. Here is my problem: A) Goal Start into Mac OS X El Capitan internet recovery mode and temporarily disable System Integrity Protection (SIP) to use (X11 functions of) ...
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3answers
2k views

Remove Startup Arduino CreateAgent on High Sierra

Recently this application was installed on my Mac. Now it runs every startup. How can I stop it ? Tries to solve: 1) search in Login Item of current user - Not found. 2) Not found in /Library/...
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1answer
14k views

MacBook Air won't power on, except I remove the battery and plug it back in (SMC reset?) - sleep works

I have a bizarre problem with my 2012 MacBook Air 13": At some point, a couple of weeks ago, it suddenly stopped turning on. The battery would charge, but pressing the power-button just wouldn't have ...
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2answers
1k views

How can I repair EFI?

The computer is a MacBook Air. I have OSX Yosemite and Linux Ubuntu 14.04 dual boot. I messed up and damaged my Mac EFI and hence OSX ceased to work. Recovery disk was destoyed too. FileVault is on ...
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1answer
9k views

Not able to select a disk to reinstall OS in safe mode

I have iMac A1418 with High Sierra on it. I had to erase entire Macintosh HD disk hoping to reinstall OS on a ‘clean’ drive. Unfortunately I’m not able to accomplish this as when I select “Reinstall ...
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1answer
66 views

How to set specific startup routines?

Another simple question for those keeping track, but I was wondering how and where I could setup the startup routines for my mac. What I would really like is for email to open, messages and activity ...
2
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2answers
4k views

MacBook Air won't power on

My MacBook Air won't turn on. I plugged in the charger and it says it's charging. When I turn it on, the light instantly turns green for a few seconds, and then it goes to amber. What's going on? I ...
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1answer
30 views

How do you create a bootable drive on an external disk?

I have a MacPro that i want to keep on Mountain Lion, but I'd like to be able to startup off of the latest MacOS. Is there a way to create a bootable drive that uses High Sierra?
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1answer
2k views

2012 iMac stuck at grey screen after reinstall, plus the inability to restore from backup prior to this. Please help!

Okay I'm just going to list out what has happened over the past 24 hours: Lost a bunch of files. Tried to restore from backup. After waiting for about an hour, it just randomly stopped at around 40/...
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1answer
82 views

Macbook startup problem. Once started is extremely slow

I have a serious problem with my Macbook pro retina 13" early 2015. Some days ago, after a normal shutdown, the Macbook did not startup anymore. It emitted the short start sound and it went back to ...
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1answer
1k views

How to prevent app from auto starting

I know there are Login Items under Users & Groups and /Library/LaunchAgents and /Library/LaunchDaemons under Library, System/Library and Users/FooUser/Library. And then there's right click on Dock ...
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0answers
54 views

Set the mode for next boot from the terminal

I'd like to be able to boot into the recovery mode the next time the machine boots not by using the start up key presses. I'm already logged in in normal user mode - can I set this in the terminal? ...
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0answers
32 views

How can I prevent macOS from restoring all applications after a hard reboot? [duplicate]

At least in macOS 10.13, if my iMac reboots due to a kernel panic or when a software update requires a reboot, the system restarts the applications that were running immediately before the shutdown ...
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1answer
689 views

Why won't launchctl automatically load my plist entries?

I have put several plist entries in /Library/LaunchDaemons all configured to run at load. However, after booting, none of them load up automatically. Every other script in this directory loads ...
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2answers
56 views

Can I simply make a partition on my Mac, install an OS to it, and boot from it via Startup Manner?

On my Mac, can I simply create a new partition in Disk Utility, install an Operating System to it, such Arch Linux, and then boot from it by holding alt/option during boot (Startup Manager)?
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2answers
7k views

Make sysctl changes at startup

I'd like to change the default smb settings at startup to remove timeouts. I have the following script; #!/bin/sh sysctl net.smb.fs.kern_deadtimer=0 sysctl net.smb.fs.kern_hard_deadtimer=0 sysctl ...
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1answer
1k views

Late 2011 iMac wont boot after Mavericks install

I am not very tech savvy so please answer in lamans terms. I recently updated my iMac to Mavericks via App Store. Few days later I was using iTunes and system kept playing up. Following day I couldn'...
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3answers
5k views

No method to install OS X system on to Mid 2011 imac 27"

Mid 2011 imac 27", which had a new hard drive installed afew months back. Since having a bad crash, the system had corrupt but seem get stuck in boot cycle on startup. I ran fsck on the hard drive but ...
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1answer
766 views

iMac doesn‘t start up

My iMac doesn’t start up. The loading bar doesn’t fill up and then, after 10 minutes or so, it shuts down. I tried to get in the recovery mode, but there is the Macintosh HD drive grey and it says „...
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1answer
1k views

Java class file could not be launched on startup

I'm not sure what happened but now when I boot up my Mac I get this message that pops up every time: "The Java class file "myClass.class" could not be launched. Check the Console for possible error ...

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