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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MacBook Pro asks to reset password, but neither keyboard nor mousepad are working

When I turned on my MacBook pro, I saw a screen titled: "Reset Password", and I was asked to choose between three alternatives: I forgot my password, My password doesn't work, The keyboard doesn't ...
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25 views

Download failed in recovery mode, stuck with no OS on my Mac

Recently after upgrading to Catalina, my MacBook Pro has become really slow, so I thought it might be the system’s problem, so I decided to reinstall the original system that comes with the Mac (El ...
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1answer
17 views

Can't Log In, Removed applesetupdone to try as new admin but need it back

So, it's a multilayered problem. My bluetooth keyboard (logicool - no USB) stopped working or connecting. I tried disconnecting/connecting and then decided to just reset my Macbook just in case. ...
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2answers
915 views

Turning off Apple hardware checks on startup

Since I stay on top of possible hardware errors using utilities, I don't want to allow my Mac to boot up and go through the checks each time. How do I skip over this process each time the computer ...
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1answer
53 views

Mac stuck after trying to install updates, startup disk missing

I tried to install some updates on my Macbook Air. I received a notification asking if I wanted to restart the Macbook to install the updates, I accepted and restarted. When booting, the Apple logo ...
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macos Chrome keeps starting at login

Chrome is starting at login sometimes (not every login) but it is not part of the startup items set in System Preferences > Users & Group > Login Items. The "Open at Login" option is also not ...
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1answer
90 views

How can I free up space to reinstall macOS (Catalina)?

Ok, I’m in a bit of a pickle here. I wanted to install the latest macOS 10.15.1 update today and was initially told that I needed to “free up more space”, since the upgrade expects about 19 GB of free ...
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74 views

How do I convince macOS to launch a given application on startup instead of the Finder?

How do you convince the Mac to launch an application other than the Finder on startup? I do not mean "Login items," or even LaunchDaemons. I mean that I want to be able to delete the Finder entirely ...
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2answers
53 views

MacBook Pro displays Apple Logo and Prohibitory Symbol

My MacBook Pro 15" displays the Prohibitory Symbol on start-up. What can I do to fix it?
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2answers
47 views

Reboot directly from MacOS to Startup Manager? (Init command)

I have a strange setup (briefly, I have Windows 10 on an external SSD and I use a MacBook Pro as my main Mac these days in a dock that connects to an external monitor which has a hub - Samsung CJ79 34"...
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1answer
111 views

Execute a script with GUI Access before login

I need to execute a command-line tool to force maximum display brightness before user logs in (so login screen is shown with maximum brightness) My problem is, if I run it from LaunchDaemons, it ...
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Macbook pro screen flicker unable to start

My MacBook pro 15” retina was having screen flicker issue & given to apple authorized service centre. They have formatted the disk & reinstalled OS & told me that there was no hardware ...
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1answer
28 views

Boot drive not recognised at all

After doing an update for iPad and open Google Chrome to watch streaming movies the MacBook Pro 13 mid 2012 has started to slow down and Chrome closed. I restarted and a flashing folder appeared ...
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78 views

MacBook Pro 2013 NVME booting Issues

A while back I did an SSD upgrade on my 15" MacBook Pro 2013. The SSD I'm using is an ADATA SX6000 256gb. I purchased the Sintech adapter to use with this drive and I had no issues installing MacOS ...
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1answer
186 views

iMac shuts down during startup

I'm experiencing a shutdown of an iMac during startup, when the progression bar almost halfway. I tried, with no success: - starting up from the iMac recovery partition and checking the HD with Disk ...
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1answer
46 views

Why does my 2017 iMac work in every building except my office building?

I moved my iMac from home into my office and it would not turn on at all there. So I took it around the corner to a repair man and it turned on straight away at his shop. He suggested I get a UPS to ...
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MacBook Pro 2009 question mark folder screen - holding down option shows my mouse [duplicate]

My MacBook Pro 2009 (A1278) is having an issue. When I power it up it shows a blinking folder with a question mark. I have tried most of the options that I've seen, none of them showing any signs of ...
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193 views

I can't go back to macOS after successfully installing Win 10 from Boot Camp Assistant

I have a iMac running macOS High Sierra. I ran Boot Camp Assistant on it and was able to switch to Win 10, successfully, without any problem. I downloaded the ISO file for Win 10, and used the USB ...
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1answer
68 views

Has Unix Parameter Name SystemAudioVolume Been Changed to SystemAudioVolume DB in El Capitan?

I am trying to change the startup sound. When I checked the setting using: sudo nvram -p it returns a setting for SystemAudioVolume DB %ee I entered: sudo nvram SystemAudioVolume=%00 When I ...
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4answers
843 views

Loading bar stuck at the very end after entering login credentials

Stuck on the above screen for over 30 mins. I’ve tried restarting and rebooting after shutting down - and I get the same result. This is on a MacBook Pro running Mac OS Mojave. update 1 - I’ve ...
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1answer
307 views

Stuck in recovery mode and unable to install OS X El Capitan

Hi to anyone able to help with this / having the same problem... I use a 2009 iMac A1224 20" with a SSD, running macOS El Capitan (the shop which installed the SSD also installed El Capitan back in ...
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1answer
665 views

Re-enable startup chime on new Mac [duplicate]

I want to hack my iMac's firmware - or maybe that's a stupid idea, but I got to the conclusion that that would be my only option. And please note that my knowledge of coding is at the level of writing ...
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422 views

Bootcamp Mojave and Windows 10 now all Mac OS startup keys don't work

Just installed Bootcamp on a late 2013 iMac 27". It was running a fully updated Mojave OS before running Bootcamp Assistant. Installed Windows 10 image from Microsoft download. After installing ...
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1answer
42 views

MacBook Pro (2011) shows flashing folder at startup but the disk is valid

I have a MacBook Pro (early 2011) and recently the laptop boots to a white screen that flashes a folder with a question mark. I know that means the laptop cannot detect an available startup disk. I ...
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3answers
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iPad freezes and won't turn back on

I'm having troubles with my iPad. While using my iPad it suddenly froze and later it shut off altogether even though the battery was 90% charged. When restarting I looked at the screen and there was ...
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1answer
43 views

MBA 2017 won't boot up in macOS, but will in Ubuntu

A few days ago my spouse's MBA started showing problems. At first it wouldn't turn on at all, showing an orange indicator on the MagSafe charger. After resetting the SMC a couple times and letting it ...
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3answers
67 views

MacBook Pro 15" 2008 freezes with colorful screen

Starting a few days ago my Mac froze mid usage, was using Chrome when it did it. I got all these crazy colors everywhere, and it froze. I turned off the power, waited a few, then turned back on. It ...
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1answer
25 views

MBA (2013-15?) wont boot from macOS boot stick

A friend of mine somehow managed to delete his internal drive including the recovery partition while trying to reset his MacBook to factory settings. Now when trying to boot up the MBA only displays ...
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1answer
351 views

How can I prevent apps from opening on startup that don't respect Login Items?

The application I'm specifically talking about is Cisco AnyConnect VPN, which I have to use for work so I can't delete it. It opens whenever I log in and its screen covers everything for a few minutes ...
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1answer
37 views

Can't boot from USB or reset PRAM/NVRAM on mid-2006 iMac

I got a free mid-2006 iMac from a friend, and while it boots to the login screen, all the user accounts are password-protected, so I've decided to try reinstalling Mac OS X Leopard. I created a ...
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3answers
3k views

“No administrator was found” in Startup Security Utility

My friend got a new MacBook Pro from office, later on he resigned and in a hurry erased the "Macintosh HD", now we are trying to install Mojave using Bootable USB but it won't allow because "External ...
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1answer
561 views

Why does my Mac mini (2018) have no startup sound?

My Mac mini (2018) has a speaker that works well for playing music and making user interface sound effects. But I do not hear a startup chime when booting the machine. In other words, I have the ...
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1answer
34 views

MacBook Pro stuck on Apple logo - tried everything.. help

Out of the blue my 2014 MacBook Pro running macOS Mojave is not booting.. it keeps freezing on the Apple logo. I’ve tried the following already: Ran it in recovery mode - ran first aid on the disk, ...
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218 views

Unable to boot even in Safe mode

I have a MacBook Pro running macOS Mojave 10.14.5. I am unable to boot into it even in Safe mode. No significant updates were performed with the last week. After a restart yesterday, my MacBook would ...
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0answers
33 views

MacBook Pro restores last user session after shutdown because of low battery

I had only one account on my MBP. I created a new account on it for my son and he has his own password. I was logged-in with an open session on my account. I closed the lid and left it there, ...
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41 views

Is there a way to mute internal speakers on startup without unplugging headphones?

Some backstory: I use my MacBook at odd hours and don't want to disturb anybody with the loud startup chime. As you may well know, you can mute that by pressing the Mute key before shutdown with the ...
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41 views

Merging separate APFS volumes into startup disk

A 50 GB APFS volume was designated as the startup disk on my Mac running on macOS Mojave and there is 450 GB of unused space in another disk2. diskutil list output: I need to merge that 450GB of ...
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1answer
236 views

Stuck during clean install on a new SSD on a late 2009 iMac

I hope you might be able to help me out since I am completely stuck in my attempt to perform a clean install of High Sierra on a late 2009 iMac (model number A1311 – does not have Internet recovery) ...
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1answer
122 views

iMovie crashes on first startup

I have just downloaded iMovie on my new Mac (I had it on the old one) and it is not able to open. I crashes as soon as I click. I have also tried to restart, to login with the guest account and to ...
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1answer
130 views

MacBook 2,1 OS X 10.6.8 - Boot screen loop

My MacBook2,1 is stuck in a loop on boot screen. It flashes from ?Folder, to an also flashing net recovery globe, and every so often an Apple logo for a few seconds, but never actually boots into the ...
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1answer
937 views

How to recover Mac Startup Security Utility?

To boot up with external disk, I launched into a startup security utility. The standard startup security utility shows the menus like above. But my startup security utility only shows the Firmware ...
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1answer
739 views

Can you change an iPhone startup screen background from white to black?

It seems light-coloured iPhones have a white startup background colour with black Apple logo. As you can’t control the brightness on startup - this screen is offensively bright at night - searing your ...
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1k views

macOS Mojave on iMac won't boot into safe mode

My iMac (late 2015, 8/1TBSSD) has run happily for more than a year on High Sierra, and I just now upgraded the OS to Mojave. Now, the machine won't boot into safe mode or into Recovery. When I hold ...
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0answers
53 views

Profiling system start-up

How can one find start-up bottlenecks on macOS? On Linux I normally do systemd-analyze blame, which shows the initialization times of all services - is there a launchd counterpart?
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mac OS Installer lingers after failed Mojave 10.14.3 to 10.14.4 update

I've worked this problem w Apple Mac L2 across two phone calls lasting a total of 5 hours and escalation to L3 without a possible resolution, hence opening up my search to the world. My ask: What ...
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1answer
59 views

How do I get Boot Camp back as default startup volume?

I used to have Boot Camp as my default startup volume. I have updated to 10.14.4 recently and since then Boot Camp is no longer shown under start volumes. My MacBook Pro boots to macOS now. I can ...
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91 views

how to stop krisp.ai app from starting on boot

The Krisp app (a noise filter for skype calls) starts automatically on boot, and even if I remove it from the list of startup items, I keep finding it there. This is annoying and intrusive. I like ...
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1answer
107 views

Boot to Single User Mode with Startup Manager

I need enter safe mode on my Mac after selecting select macOS with Startup Manager (option while booting). Pressing ⌘ + S has no effect. The Mac currently uses Bootcamp for dual boot into Windows or ...
3
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2answers
173 views

What are the various auto launch paths mean in OSX?

I'm trying to track down sneaky apps that launch upon reboot. They are not in System Preferences > Users and Groups > Login items and the in-app preferences for auto starting is disabled too for ...
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24 views

How can I set Bluetooth to disable/be disabled at login? [duplicate]

I’d like to have Bluetooth disabled when I login to my user account after restarting/logging out and then back in. Any solutions? I’m on macOS Sierra with blueutil installed (brew install blueutil)