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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27 views

os x boot volume

was hoping someone might be able to help me figure this out when i run the cmd "systemsetup -getstartupdisk" the output is "/Volumes/13/WINNT" My hard drive setup is a gpt schema with three ...
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4 views

entry in startup menu causes crash on boot

A while ago, I installed yosemite beta on its own partition. I later deleted that yosemite beta partition. However when I boot with option held key down, I still get a choice of partitions, including ...
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6 views

Automatically mount disk image earlier than app resume

I've found that I can automatically mount a disk image by adding it to Login Items, but this happens far too late in the login process. For example, I'd like the automatic resume feature to be able ...
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20 views

What are the most useless files on startup disk and how can I delete them? [on hold]

I have some problem with my MacBook. It has gotten full and I can't understand what taking up place on hard drive. Do u know what files are useless, so I can delete them?
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1answer
29 views

One of my start-up drives is missing

I have a Mac Pro (Early 2009) in which I am running two OS's. 10.10 on a Mercury Accelsior SSD and Snow Leopard on a conventional drive. Before upgrading the SSD from Mavericks to Yosemite all was ...
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1answer
18 views

Fast external startup-disk for Macbook Air: SSD1 or Thunderbolt?

I bought a MacBook Air 13.3″ i7 8 GB RAM 128 GB SSD (early 2014) some months ago and found out that the 128 GB are definitely not enough! To somehow rectify my problem I though of buying a fast ...
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0answers
22 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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2answers
45 views

Run TeamViewer on demand, instead of at startup

I installed TeamViewer Host (v. 10.0) for making remote connections back to my Mac. It loads on start up automatically, and there doesn’t seem to be a preference to disable that behavior*. TeamViewer ...
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11 views

How do I locate and disable background PGP and Kapersky start up programs?

I had to uninstall Kapersky by deleting the application but the item still shows up on my task bar when I restart. Also, I have PGP installed on my mac, but when I telnet to port 25 of another ...
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1answer
20 views

No startup sound (I constantly need to restart PRAM)

I have a MacBook Pro 2012 mid 13" (with the newest Yosemite update) and some time ago I noticed, that startup sound was gone. I googled a little bit and saw that resetting PRAM should solve the ...
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1answer
17 views

How do I disable WebEx Assistant on startup for Mac?

How do I disable WebEx Assistant on startup for Mac? I dont want to remove the application completely, but I dont want it to launch automatically at startup.
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1answer
96 views

Vertical green stripes when iMac starts to boot up

An iMac has 5 green vertical bars/stripes that appear on the screen as soon the system starts booting. The OS is Yosemite (10.10.?) When I try to boot the computer normally, safe boot, or ...
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1answer
99 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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1answer
43 views

Macbook Pro 8,1 hanging on startup

I have a macbook pro 8,1 that is having issues starting up. When I first turn it on, there is a small grey loading bar beneath the apple logo and loading circle. After the loading bar is ~20% done, it ...
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1answer
31 views

Can Startup Manager be used to boot Linux operating systems?

This is a pretty simple question and I'm thinking the answer is no, but can Mac's Startup Manager be used to boot Linux based operating systems? I'll probably end up installing a tool like rEFInd ...
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2answers
24 views

Post-boot and login notification

I am using 10.10.2 and I have limited experience with Terminal. I would like to create a script which would notify me (on screen) when all of the startup processes are completed, post-login. The boot ...
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1answer
131 views

iMac gets stuck on the “White Screen of Death” during startup

I have a 27" iMac (from 2011) that's running Yosemite and each time I turn the power on, it shows me the Apple logo, it starts to load, and the screen goes white and simply hangs there. To solve this ...
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1answer
56 views

repair disk - unmounted encrypted disk partition

In Yosemite 10.10.2 after verifying my startup disk in disk utility I got this message... "This disk needs to be repaired using the Recovery HD. Restart your computer, holding down the Command key ...
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89 views

MacBook Pro hangs up at the grey Apple login screen

After it would hang up, the keyboard lights would stay lit indefinitely. I've tried resetting the SMC and NVRAM but they didn't work. I did a verbose startup and this was the screenshot before my ...
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2answers
63 views

Boot MacBook Pro from USB stick

Concerning a MacBook Pro with Snow Leopard. As you know when pressing alt during startup there is the possibility of selecting which disc/drive/memory you want to boot from. For example if you have a ...
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38 views

Mac OS X Mavericks starts with question mark

Yesterday, I was using my Mac OSX and some applications were using a lot of memory. It wasn't possible for me to finish my Mac correctly and I decided to turn off the computer with the On/Off button. ...
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1answer
17 views

2011 i5 27" imac wired keyboard does not power up

I have tried 3 keyboards and every one does not get power until after OS X starts it's boot sequence, it seem the USB bus is not getting power until about a minute after startup. I am therefore unable ...
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42 views

No startup disks are available during boot

I had my Macbook running in Boot Camp. I used the Boot Camp Assistant and selected to reboot into OS X. When it rebooted, it immediately started up into Recovery mode. I did a verify disk and it ...
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14 views

jet-drive expansion card full with duplicate files like startup disks, how to prevent?

MBP retina 2014 Mid yr 13" w/ Yosemite , Start up disks were saying they were full within one week so I bought jet-drive expansion card and it keeps filling up with duplicate files just like Mac does, ...
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1answer
54 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 ...
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402 views

What causes the pop-up “To view this web content, you need to install the Java Runtime Environment”

On OSX Yosemite an annoying pop-up comes up quite often saying: To view this web content, you need to install the Java Runtime Environment I know the solution is to install java; however I'm ...
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1answer
91 views

Does Time Machine improve startup time?

This may initially sound like a question, and I'm by no means a amateur user of the OSX Operating system(s). However, upon recently upgrading to Yosemite, my system has become SUPER slow to boot, ...
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1answer
464 views

Yosemite black screen with cursor after log in

Running the Macbook6,1 with Yosemite installed. I have my macbook set up so that when it powers on, it automatically logs into my account. When I boot up my macbook, it goes to the log in window and ...
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1answer
802 views

“Disk Utility stopped repairing Macintosh HD. Disk Utility can't repair this disk.” What now?

When I turned my computer on, it got stuck on a gray screen (nothing, no apple logo, but occasionally a spinning wheel, and I could move the mouse). I rebooted in recovery mode and got the various ...
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1answer
29 views

Sublime Text doesn't hide on startup

I added Sublime Text to my Login Items, so that it starts up automatically when I start up my Mac. However, even though I have the Hide box checked already, the app still does not hide on startup. Is ...
2
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1answer
57 views

MacBook Pro Mid 2012 startup chime from right speaker only

After installing a ssd into my Macbook pro mid 2012 (not retina), i noticed that the startup chime is coming only from the right speaker. (I am not sure if it was always like that or if its because of ...
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0answers
14 views

MacAIR failing to startup from disk

Running 10.9.most recent. As of this evening my Mac will not start up normally from the internal drive. The Apple logo appears and the spinning disc as well, but nothing happens thereafter. I have ...
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2answers
150 views

Flashing folder at start up, all recommended troubleshooting has failed

I really hope someone might be able to help with this cause I am getting frustrated beyond belief. I have a MacBook Pro with Mavericks OS X 10.9. About a week ago it crashed while I was printing, ...
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1answer
160 views

Macbook white A1181: Startup manager, just mouse pointer

I'm dealing with my friend's Macbook White A1181. Original hard drive died a few weeks ago so we installed a brand new Samsung 840 EVO (256GB). I've read several tutorials on how to reinstall OSX on ...
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1answer
2k views

Yosemite keeps restarting or going into grey screen

I have an iMac from 2011 and I have installed Yosemite as soon as it was released, without any issues before this one. Here is what happened: it has suddenly shut itself off, after turning it on, it ...
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0answers
79 views

Choosing FreeBSD as Startup Disk on Intel Mac

I partitioned a USB flash drive as GUID and used it to install FreeBSD 10 for x86_64 off a DVD on a MacPro1,1. I was able to select the installation DVD as my startup disk in Mac OS X just by going to ...
2
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1answer
56 views

How to make an application to be on top at startup instead of Finder in Yosemite?

On Yosemite I would like to have an application show up as the top running application (it takes over the screen and hides the menu bar). When you set up an application for startup in the user ...
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1answer
182 views

Put iMac G3 in Target Disk mode

Is it possible to put the iMac G3 in Target Disk mode, such that one could copy or image the HDD? This particular G3 does not have a FireWire port, only two USB 1.1 ports. It's the tray loading ...
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1answer
291 views

OSX hangs on startup after large file search caused a crash (Mavericks 10.9.5)

Well, my computer won't startup. Gray screen on regular startups, black screen with no cursor on safe mode startup. It started after a everything froze while performing a massive file search in ...
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1answer
1k views

Yosemite freeze at boot - no safe boot + I/O error

Yesterday everything was fine but today my macbook freeze/stuck during the boot. I've done this: check + repair permission (nothing changed) check + repair disk (nothing changed) tried safemode ...
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318 views

Yosemite taking too long to show login screen

When I turn on my iMac ( 16 GB, Intel Processor 3.1 Ghz, Fusion drive year 2013) now it takes too long for the log in screen to appear. Before that I see a gray screen with a progress bar at the ...
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2answers
1k views

Yosemite gray screen no startup keys working

I restarted my macbook pro this morning and it started up with a chime and now is stuck on the grey screen. I have tries holding any different key combinations, none of them work, except resetting the ...
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2answers
12k views

Macbook Pro Crashing and Startup Failure

Firstly, some background information for the problem: My girlfriend's Macbook Pro had an issue that was annoying, but not fatal. Roughly once a day (but sometimes not for a few days, and sometimes ...
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2answers
105 views

Booting from an external SSD

I have a late 2009 i7 iMac that spends most of its time reading and swapping files from the 2TB hard drive, even though it’s only 40% full. I want to buy an affordable (240GB/£160) Firewire external ...
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185 views

Mac mini early 2014: Enter startup manager using a windows (wireless USB) keyboard

Cannot enter startup manager or perform any other startup action on my mac mini. I tried installing Windows 10 (Tech Preview) alongside Yosemite. The mac mini automatically starts into Windows, ...
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19 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 ...
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1answer
206 views

Update required when turn on Mac (Yosemite)

I recently install Yosemite, I then found that every time I turn my computer off and turn it back on, it would ask for my password for an update (Update Required) it would then go through an update ...
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1answer
179 views

I have installed Windows 8 on my Mac. Now, when starting up and selecting Mac, it begins to start, then shuts down

I have had Windows 8 installed with bootcamp on my Mac. The disc was partitioned to allow both Mac and Windows to be used. When I now go to use MacOS, it begins to start up for a minute then shuts ...
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114 views

Mac black screen on startup

When I turn on my Mac, all I get is a black screen and the mouse cursor. The cursor is responsive, but the screen is black so I can't do anything.
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3answers
2k views

'Macintosh HD' not bootable anymore after installing Yosemite on a second disk

So I installed a second HDD that I plan on eventually using as my main system disk and did a fresh install of Yosemite on it. The thing, is that I'd like to boot back into the original Macintosh HD so ...