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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Can boot with external SSD via USB, but can't boot USB flash drive with same data
I have a SSD, which I'm using to boot sometimes from. Yosemite is installed on it. I have some legacy apps there which do not run on newer OS versions (Catalina and newer).
Now I've cloned the SSD ...
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Triple booted macbook pro has 6 boot options instead of 3, how do I delete the rest?
After struggling with triple booting (Kali, windows & macOs) for sometime, I finally won. But now I have two problems I will start with what I think is an easy solve for those with much more ...
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White screen - MacBook 15” early 2011
I have a MacBook Pro 15" early 2011.
It has been slow and full since a long time so I decided to upgrade it with a Samsung 870EVO 2.5 SATA SSD.
Since then, I can't access anything.
I can't boot ...
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Third party extension is preventing M1 2020 MBP from booting
MBP 2020 M1,
OS: Big Sur 11.7.9
My mac started malfunctioning lately: this morning I opened the lid and was greeted by the recovery screen telling me that there was a problem with the computer.
I ...
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Cannot boot Mac OS via USB (created via M1 chip) on 2012 MacBook Air, freezes for a while and then just ignores it
I am trying to revive my old 2012 MacBook Air (Model A1465) to use an older version of MacOS for a program that could only run on MacOS High Sierra or earlier. Luckily the Mac comes with a ...
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System Crashes, SSD Boot Partition Not Found after Power Surge
Hi all—I've read this community for a long time, and am now hoping you can help me more directly.
I was using my 2012 MacBook Pro last night when the power in my home went out and came back. The ...
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Startup Disk Cannot be found (cannot reinstall macOS from Disk Utility in Recovery Mode) [duplicate]
Last night, I was booted my MacBook Pro and it was working find, after a few minutes restarted my MacBook Pro with Bootcamp. But then it showed a screen with a circle a line through it. I noticed that ...
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When I try 'sudo gpt -r show disk0' I get: 'gpt show: unable to open device 'disk0': Operation not permitted'. How could be this overcome?
Trying to replicate the gpt option on this post How to examine disks and their partitions via terminal?
I do:
sudo gpt -r show disk0
what I get is:
gpt show: unable to open device 'disk0': Operation ...
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Unable to boot from USB installer (17-inch, 2.66GHz MacBook Pro (MB604LL/A) [duplicate]
I have an old 2009 macbook pro that had problems with hard drive. I changed it to new SSD (also updated ram to 2x4gb 1066MHz DDR3 SDRAM PC3-8500S), and created bootable USB in windows with TransMac ...
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How can I do a GPT (Guid Partition Table) sector raw backup with `dd` like in a UNIX/Linux-MBR fashion?
I want to "raw copy" with dd the critical GPT (~ Guid Partition Scheme) bytes of my computer's main hard drive, to an arbitrary file.
I tried to do the equivalent MBR/Unix/Linux in my Mac (...
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How to mount external SSD with encrypte APFS volume very early during boot?
I have an external SSD connected to my MacBook Pro (2021, M1, macOS Vetura). On the external drive is an encrypted APFS partition. I installed some huge applications to that external drive to save ...
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Touchbar MBP with broken screen won't display on external monitor
I have a Macbook Pro, not sure which year but it's Intel-based with a touchbar and 4 USB-C/Thunderbolt connectors. Recently the screen broke, and the Mac by itself is completely unusable. The computer ...
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Manage "open at login" items programmatically from CLI
I'd like to control a Java (not swift / native) application startup during login. While I can add plists-s to user's LaunchAgents, this does not show up as a login item in system settings. How can I ...
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iPhone 3G won't boot
I have an iPhone 3G that has worked well in the past, but it was put away for several years (after I got an iPhone 4s), and when I took it out again it wouldn't boot. It was jailbroken some years ago (...
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MacBook reboots during Debian installation
I'm trying to install Debian on my MacBook Pro (late 2013):
prepare a bootable usb: $ sudo dd if=path_to/debian-live-12.0.0-amd64-xfce.iso of=/dev/sda
plug in usb drive and reboot MacBook:
The ...