Questions tagged [boot]

Questions about booting, the process of starting a computer and putting it into a state of readiness for operation.

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1answer
201 views

Can’t get MacBook a1181 to boot

I have two MacBook a1181’s, a black one and a white one. I bought the first one (the black one) a while ago and haven’t had any problems with it. I installed Devuan on it and everything was good. ...
2
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3answers
57 views

Boot macOS on Lenovo machine from hard drive of MacBook pro that is dead

I have a Lenovo system with Ubuntu installed on it. What I'm trying to do is use the Lenovo system to boot macOS that was installed on a hard drive of a MacBook Pro that died. I saw several posts ...
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1answer
177 views

MacBook Pro Internal Hard Drive dead?

Not too long ago, I tried to update my MacBook Pro to the newest OS (Mojave). I downloaded the updater etc. and started updating my software. I didn't mind, so I just let it update for itself. I came ...
0
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0answers
275 views

Mac won't boot without Startup Manager

So I have iMac 5k Late 2014 with macOS Mojave. I also have installed bootcamp Windows 10 although I'm not sure if this is relevant. For a while now I have been experiencing a peculiar issue with start ...
0
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1answer
384 views

Black screen with cursor & black touchbar

I have rebooted by MacBook Pro 2018 (with macOS Mojave installed). Everything went well: I was prompted for my account password and then the system started loading. Here start the bad things: control ...
1
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1answer
222 views

MacBook Pro 2011 with fuzzy screen won’t boot

I can’t boot into Safe Mode. Also tried recovery mode, but it won’t load. Tried internet recovery mode - no good. ☹️ I'm unsure if this is related to the fuzzy screen (see image above). I've also ...
0
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1answer
567 views

Single User mode (10.13.6) write locked with SIP disabled

In the light of unbricking my 2011 MBPro due to the known dGPU failure, I am following LangLangC's (great!) response/guide in GPU problem - Boot Hangs on Grey Screen; combined with some other threads ...
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0answers
20 views

MacBook Pro stuck on white screen

I have a MacBook Pro mid 2013. As you may have guessed from the title, it won't boot. Neither the Disk Utility boots. The only thing I can do is boot from a bootable USB (CMD + OPTION + R) with OSX ...
2
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1answer
262 views

Bootcamp disk not recognized, can’t get gdisk to work

UPDATE: This is for a Mac Pro (Mid-2010) MacPro5,1 with the latest firmware, 6-core 3.46 Intel Xeon, 32GB 1333 Mhz DDR3 memory. I tried the instructions on this post: Triple Boot: “Missing ...
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0answers
35 views

iMac6,1 showing multicolor after installing mac os x 10.7

It was on Os x 10.6.3 before I decided to install fresh OS x 10.7 everything was fine after the installation but when I restart the 🖥 it start showing multicolor as seen in the picture attached. I ...
0
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1answer
16 views

Macbook Pro can only startup with external hard drive connected [duplicate]

Here are the facts: 13 inch, mid 2012 It gave me the grey screen with the flashing question mark folder one day, and I got an external hard to install the MAC OS X operating system like the apple ...
1
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1answer
214 views

MacBook startup sound loop

I have a mid 2012 MacBook Air and it is looping on startup sound, stuck on white screen. I have tried: formatting the SSD and installing the latest version of macOS Mojave resetting NVRAM and SMC ...
0
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0answers
68 views

Launch daemon does not run at boot, but will run when loaded by hand

I have a launchd daemon definition /Library/LaunchDaemons/homebrew.mxcl.docker-machine.plist which contains: <?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE plist PUBLIC "-//Apple//DTD ...
2
votes
1answer
584 views

Windows 10 install on mid 2010 Mac Pro - “EFI boot” is not in startup manager

I have been working towards installing Windows 10 on my mid-2010 Mac Pro and have been using the following thread as a guide: said thread. I've formatted both my BOOTCAMP volume (where I plan on ...
1
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1answer
419 views

I erased an APFS Volume containing a second OSX installation (trying out Mojave) but my Mac keeps trying to boot into it

I added a Second Volume to my Main APFS Container to install and try Mojave (I'm running High Sierra). I decided that Mojave is not for me and I erased the volume from Disk Utility. My Mac still ...
1
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0answers
73 views

iPhone keeps restarting itself every 3 minutes

I just got an iPhone 5 from my friend. It worked well and I decided to restore it to reset it. Yet it is now restarting itself every 3 minutes so I'm trying to do a factory restore. While letting it ...
2
votes
1answer
286 views

Boot Camp / macOS Mojave / 3 TB Fusion drive

If I replace the current 3 TB hard drive with a compatible SSD drive, will this fix the issue with being able to load and run boot camp on my 2012 iMac? If you see the alert 'Installation cannot ...
3
votes
2answers
2k views

macbook pro stuck in boot loop - recovery mode and safe mode not working

I have a macbook pro 2015 (8gb ram, running macOS mojave) stuck in the loading screen with the apple logo and the loading bar 100% completed. I tried leaving it for long periods of time. Resetting ...
1
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0answers
60 views

Dual boot install of OSX and Ubuntu on my 15" Macbook Pro 2011 which already installed with Ubuntu.

My 15" Macbook Pro Late 2011 have a crooked GPU and won't finish any reinstallation of OSX. tried to verbose it in installation and it hanged in hardware validation or something that make me believe ...
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1answer
49 views

How can I troubleshoot Macbook pro 13 with touch bar model 2017 that won’t start?

I took my Mac on vacation where it was working fine. Upon return, I opened it up and nothing; no start or any sound. I tried all the tricks of soft keys but nothing. I don't understand what went ...
5
votes
1answer
231 views

iPhone 7 Plus takes days to turn on showing Apple logo or black screen

I’ve had this issue for months but in the last couple of days it’s got very very bad. When my phone runs out of battery it needs like 2–3 days to turn back on. At the beginning of this problem the ...
0
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1answer
319 views

Macbook Startup Freeze

I have a mid-2013 Macbook Air (A1466) that has been freezing/hanging during the startup process. It is running Mojave 10.14.2. This issue first began when I attempted to wake the computer from sleep ...
1
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0answers
36 views

Retina Pro display gets stuck on startup screen while rest of system finishes booting

I recently finished replacing the "lower half" (upper case, logic and I/O boards, battery, keyboard, and trackpad) of my mid-2012 retina pro (MacBook 10,1) with an early 2013 "lower half" that I ...
1
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0answers
28 views

Partitions name on startup boot selection are listed with the wrong name

I partitioned a USB hard drive as above /dev/disk4 (external, physical): #: TYPE NAME SIZE IDENTIFIER 0: GUID_partition_scheme ...
1
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1answer
572 views

Mac Internal Drive Uninitialized | Macbook Pro 13 (mid 2010)

Bit of background - the whole problem began with the mac being really slow and unresponsive. I thought it might be a good idea to wipe everything clean, and reinstall a fresh copy of High Sierra. So, ...
2
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0answers
68 views

Do I have enough evidence to conclude that my 2017 MacBook Air's problem is in the logic board? [duplicate]

I'm trying to revive a MacBook Air 2017 that suffered a liquid spill (diet Crystal Light on the keyboard). After a week of drying, open, in an aggressively dehumidified room, it started up and behaved ...
1
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0answers
85 views

iMac cannot boot from an external SSD but MacBook can

I have recently bought an SSD (Crucial MX500) and an USB enclosure (EE25-F6B). I wanted to use it instead of my internal drive in iMac(Late 2012). I tried installing macOS Mojave on it from a usb ...
1
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1answer
313 views

"No bootable device…” after unplanned empty battery shutdown

The MacBook Pro has suddenly shutdown (battery went out) while I am doing Boot Camp to Windows besides macOS. Now there's a big black and white message "No bootable device..." I can't do anything, I ...
1
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1answer
143 views

Boot windows bios from second internal drive MBP Mid 2012

I'm facing a little big problem concerning my windows partition: State of the art is, that I removed my CD-Drive and replaced it with a second SSD. Therefore I thought of moving windows 10 to one disk ...
1
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0answers
25 views

iMac doesn't see external bootable SSD on startup

I have an iMac 2013 with HDD and I recently upgraded it with extarnal SSD connected via Thunderbolt. It works pretty well but sometimes when I turn my iMac on, it shows a black screen with text like "...
7
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1answer
468 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" ...
0
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1answer
267 views

booting linux from external drive on mac

I had Linux installed on USB using pure EFI boot. I had been using this tutorial. Everything was working flawlessly to the moment of installing Windows using Mac Boot Camp. Now I don't see the EFI ...
-1
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1answer
63 views

Does an apple remote wipe leave a bootable OS if the firmware password is set?

My friend has a mac which has some malware on it, we want to wipe the whole disk and create a fresh install. However the firmware password is set and she has no idea what it is. The apple store ...
1
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1answer
2k views

Rename EFI Boot Partition “EFI Boot”

I am trying to rename my Windows / Boot Camp partition from "EFI Boot" to "Boot Camp" or "Windows". But I do not figure out where to rename. I tried bless command on the NTFS Volume, I tried ...
0
votes
3answers
376 views

Why can't newer Mac hardware boot DBAN?

I have a DBAN CD )used with an external optical drive) which I have used in the past on multiple old Macs. I tried to use it on a 2018 Macbook Pro and DBAN could not be booted. Specifically, I tried ...
0
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1answer
71 views

Need help making Windows bootable after installing Linux

I used this questions's answer to install Linux(I installed Mint, however, not Ubuntu) and followed along. I do believe I didn't follow the answer properly, as I still have a placeholder partition ...
1
vote
0answers
187 views

APFS Container corrupt after resizing Boot Camp partition from Windows

I have a bad problem. I shrunk my APFS volume from 850 GB to 750 GB so that I can expand my NTFS Boot Camp Volume from 150 GB to 250 GB. After shrinking everything worked fine. Then I started Boot ...
1
vote
0answers
29 views

Mac startup drive vanished after hard reset

The machine in question is a 2015 model 5K iMac running Mojave. It has a fusion drive that had a partition for OS X and a partition for Bootcamp running Windows 7. I went to restart and it seemed to ...
1
vote
2answers
42 views

Running Windows 10 from bootable DVD without installing on hard disk?

I am trying to boot from a Windows 10 DVD, but it says something about installing it. I don't want to replace my existing OS with Windows 10. I just want to use some software with it. How do I do ...
1
vote
0answers
97 views

Is it possible to recreate the recovery partition in single user mode?

I was building a Franken MacBook Pro ~2012 from some old computer parts I had lying around. It is an old body that had HD issues, an HD from a MAC that was won't turn on due to a bad power button ...
1
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0answers
182 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 ...
1
vote
1answer
19 views

MacBookPro 2015 not booting from a copy of the disk of my old MacBookPro mid 2012

I have a MacBookPro 13'' mid 2012, 2.9 GHz, which I have given to my partner, as I bought a second-hand MacBook Pro 2015 (beginning of 2015, 3.1 Ghz Intel core i7) Before giving the MBP mid 2012 to ...
0
votes
1answer
31 views

need help I screwed my macbook so bad thiere is one drive and no partitions, please read below [duplicate]

So...I somehow messed up my macbook Pro model 1502 raetina 13" Late 2013, core i5, 4GB. I wanted to clean install High Sierra. Long story short I now have a macbook with one, yes one, there is no ...
0
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1answer
90 views

How to properly remove a Linux partition without messing up your drive?

I know this seems like an beginner / dumb question, since an obvious answer would be: Open Disk Utility Remove Linux partition However it seems that it might not be that easy, and that following ...
7
votes
1answer
2k views

Is there any way to prevent a MacBook Air (2018) from powering up when the lid is open or an input device (keyboard or trackpad) is touched?

So, I am a happy (genuinely, not sarcastic!) owner of a new MacBook Air (2018). It works great! It’s running macOS 10.14.1 (Mojave). But it seems to do something that owners of 2016 to 2018 MacBook ...
0
votes
1answer
22 views

How can I isolate what is causing the temporary “stall” during startup?

As I see the progress bar on my MacBook Pro mid-2015 move from left to right, soon after it gets past the halfway point, it starts to slow down and eventually stops temporarily, at about the time the ...
0
votes
0answers
76 views

Boot OS X Mavericks USB installer on 2015 Macbook Air

I want to attempt to install macOS X Mavericks on a 2015 Macbook Air. This machine originally shipped with Yosemite, so I am aware that I may not have all the necessary drivers. However, I should be ...
1
vote
2answers
918 views

Mac running macOS Mojave doesn't boot

I've updated to macOS Mojave weeks ago, and everything was working very well. However, yesterday my iMac (2014, I think?) didn't even boot, nor does it today. The verbose mode shows this (I know I ...
1
vote
1answer
118 views

Disable boot chime without macOS installed

I would like to disable the boot/power-on chime on a late 2009 MacBook. However, my system does not have macOS installed at all. Is there a way to do this without reinstalling macOS? The machine has ...
2
votes
1answer
3k views

Restarting in safe mode without using the shift key under Mojave

I'm trying to restart my MBP (now running Mojave) in safe mode, and for whatever reason holding down shift isn't doing the trick (this complaint is scattered across the internet). Apple offers this ...