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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I am unable to factory reset a Mac Mini that is locked in Internet Recovery loop
Recovered a Mac mini A1993 (late 2018) Intel from a friend who passed suddenly.
Trying to just factory reset the thing, and it's now locked in Internet Recovery loop. It ignores holding option, ...
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How to fix hang after login?
M2 MacBook Air running Sonoma.
Yesterday I opened up my Mac and it booted into Recovery Mode, which I have never seen before. There was no explanation for why this happened. I used the Mac 30 minutes ...
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How to fix Mac that won’t boot up anymore after crash?
Yesterday, my Early 2020 Intel MacBook Air crashed. I had very little running on it (a PDF in preview and some tabs in Safari). It wouldn’t respond to any input, and after a few minutes it shut down ...
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How to recover/flash an iPhone 3G that freezes during boot?
The phone properly shows the low battery screen when charging, then once it has enough to boot the apple logo appears —although it has some wierd curved lines through it that are hard to get on camera—...
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Macbook Air from 2012, version Catalina, not booting up and playing beeps
I have an Intel Macbook Air from 2012 with Catalina. When I try to boot it on, it plays 3 beeps, then pauses, then beeps again, so on and so forth. All I've read online is that I need to configure it ...
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My 2009 Mac Pro won't startup
Pressing the power button leads to a click then after a few seconds another click.
Nothing happens, no chime, no sound of anything happening. Dead as a doornail.
The startup drive is an OWC Mercury ...
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sysctl changes at startup on MacOS Sequoia
I am running macOS Sequoia and would like to change the shared memory parameters at boot ("startup"). There was a time that one could create a /etc/sysctl.conf file with these contents:
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Can I boot into Safe Mode while booting from an external disk?
I have a MacBook Pro (Intel, 2017), with a broken internal display and am trying to boot it in target disk mode through another machine. But every time I'm getting the black screen with the "your ...
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How to configure macOS to make internal BT primary when secondary BT adaptor is left plugged in on reboot?
I have a 2020 M1 MacBookPro running Sequoia 15.5
I have a secondary BT dongle plugged into a USB-C hub that is required for applications that require features (eg. BT passthrough) the built-in BT ...
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2010 27" Intel-based Mac not showing boot menu with Alt/Option on boot
Some background: I have a 2010 27" Intel-based Mac that I managed to brick by trying to reinstall the OS and wipe the main disk.
Now due to the changes from what I can gather by the address Mac ...
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Can setting nvram AutoBoot%=00 via Automator happen each time I log in?
I'm new to Mac as a system, so please be patient. I was wondering of there is a way to use the automator app to run the a command when my account logs in:
sudo nvram AutoBoot%=00
I'm on Mac Pro 2021, ...
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Startup disk cannot gather information on selected disk
My macbook air went to sleep and won’t awaken. Got the blinking file w/? and did a NVRAM and disk recovery first aid but still my computer isn’t locating the startup disk and thus won't start. What ...
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External Drive Boot Time for Old Mac
Picked up a 2012 MacBook Pro. Tried to boot from an external drive (backup drive from my other computer). Plugged in the drive, booted the computer and two hours later I'm still waiting for the ...
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MacBook Pro 2021 stuck on support.apple.com/mac/restore after deleting system partitions in Recovery - DFU revive fails with error 26 (1605.001A)
macOS was showing an error when trying to install system updates. This had occurred after an attempt to install Asahi Linux. So I planned to do a clean install of macOS. I moved my personal files onto ...
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How can I create a bootable USB stick with OS X 10.15.7?
I'm trying to create a bootable USB stick with the Apple Hardware Test for my MacBook Pro 13" mid 2012 (MacBookPro9,2)
I used the instructions here, but it seems that the USB Stick I get is not ...