the process of reinstalling OS X

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2answers
29 views

Unable to unmount disk

I have received an old MacBook from my Dad and he had wiped it clean, but I don't think he's done it correctly. I am having issues with unmounting and re-installing Lion OS X back on, which it came ...
2
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1answer
29 views

Reinstalling OSX is blocked with unreviewed Apple ID

I got a couple-of-years-old MacBook Pro with OSX Lion, and I attempted to format it. I erased the installed drive using Disk Utilities and then chose to reinstall OSX. Unfortunately, in order to ...
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0answers
21 views

Can't boot, can't do a recovery, can't reinstall

I try to start in single-user mode and I get about 7 lines of text and 3 lines of dots. It says: Efiboot loaded from device: (then a long alphanumeric number) Boot file path: ...
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0answers
10 views

OS X installation with Netinstall

I'm installing OS X using Netinstall which boots the image from an OS X Server on the network.The installation is successful and reaches the choose your location screen but my requirement is to have ...
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0answers
24 views

Install Mavericks on Mac Mini with a completly formatted hard disk

I have an older Mac Mini with Snow Leopard installed on it. When I was upgrading to Mavericks, the installation was stuck and the MacMini didn't start any more. I didn't know about Recovery etc. So ...
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0answers
39 views

Downloading additional components on OS X Yosemite fails at 345 chunk or so

I have a MacBook Air 2015 edition and I tried to perform a reinstall on it. But after spending a lot of time simple getting to the internet recovery option, I was finally able to get to the ...
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0answers
65 views

Can't reinstall OS X 10.9.5 Mavericks

I updated a 2009 MacBook to OS X 10.9.5. It was running a version of 10.9, but I don't recall which one. After the update, commands like ls went missing. I tried a Repair Permissions via Disk Utility, ...
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1answer
145 views

iWork and iLife are not free after reinstall

I recently bought a Macbook Pro 13" Early-2015 from a guy who used it only once and then reinstalled it for selling (already upgraded to the latest El-Capitan). After I set up my Apple ID I couldn't ...
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1answer
88 views

What happens after OS X Internet Recovery without erasing disk

I want to reinstall OS X Yosemite in my MacBook Pro 2015 without erasing the disk. What will I need to reinstall after the process is done? What files are not removed from my hard drive? What files ...
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0answers
63 views

What should I do if Macbook Pro can't detect bootable USB to install OS X Yosemite?

So I got a 2010 Macbook Pro yesterday from my friend (for a very low price). I wanted to have a system restore so I searched if I could do that. According to the instructions I got from a lot of ...
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4answers
2k views

This copy of the Install OS X El Capitan application can't be verified. It may have been corrupted or tampered with during downloading

Macbook Pro 13" 2015 with OS X Yosemite on board. I've been trying to install OS X El Capitan, but always get the following message: "This copy of the Install OS X El Capitan application can't be ...
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2answers
91 views

How can I reinstall OS X without a valid App Store connection?

I have a Mid 2009 MacBook Pro that was used by a "less than responsible" user. As such, it seems to have become infected with malware that rewrites all SSL certificates. These certificates cannot be ...
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0answers
86 views

Mac OS X El Capitan installation problem

I have an iMac early 2008. I previously had Mavericks running on it and decided to try installing El Capitan, but wanted to try it on another partition first, so I made myself a partition of 40GB. I ...
0
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1answer
223 views

MacBook erased by thieves but still shows on FMM

My MacBook Pro was stolen yesterday and I received an email that it was being erased. FMM now shows it was locked. It went online twice and I was able to see the approximative address. I wasn’t able ...
0
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1answer
88 views

New disk on MacBook, how can I install OS X

I recently change my hard disk for ssd on my Macbook 7.1. My old hard disk doesn't work, I don't have access to anything. How Can I install now OS X El Capitan? At the moment I don't have access to ...
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0answers
66 views

What files/folders should I restore after a clean install to get core Apple apps (Mail etc) back to their previous state?

I'm about to embark on a clean install of Mavericks. This is the first clean install I've done in years, and OSX has undergone quite a few evolutions in that time, so I want to check a few things ...
0
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1answer
111 views

Change MacBook Pro OS X Apple ID ownership [duplicate]

Over a year ago I bought a second hand MacBook Pro on ebay. Unfortunately the original owner did not reinstall the operating system and in fact it came together with Photoshop and Microsoft Office. ...
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3answers
44 views

Saving information of all current apps on Mac

I want to reset my (oldish) MacBook Pro (13-inch, Late 2011) by wiping the hard drive and re-installing OS X. Is there a way to save information on all the applications I have currently installed so ...
0
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1answer
94 views

MacBook Pro won't boot

I have a Macbook Pro 8.2, Intel i7, 4 GB of RAM and 500 GB HDD. While working with some apps open in background, the screen suddenly went blank and music looped. In panic I pushed the power button to ...
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0answers
131 views

Cannot reinstall yosemite - “OS X Yosemite failed to download Use the Purchases page to try again.”

i had Yosemite version installed on my laptop macbook 13" i3 500gb pro and the system is too slow. Whenever I started my session, the system blocked when trying to open any program and I could not do ...
3
votes
1answer
146 views

When can I remove the El Capitan install drive?

I have installed 10.11 from a USB drive, it has run as expected and I am now at the "Create account" screen (input name+username). I will now turn the computer over to the person who will do the ...
0
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1answer
43 views

All images offline after clean install

I upgraded to OS X El Capitan via a clean install. While erasing the disk, I renamed it from Macintosh HD to Hard Drive. After installation, I copied all data from an external hard drive back into its ...
0
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1answer
296 views

Download 'El Capitan', 'Mavericks' or 'Yosemite' from external link

The HDD of my MacBook Pro (2012) dies and I bought a new one. The problem is that I don't have another Mac to download the OS from Apple Store... Someone know from where can I download the OS El ...
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1answer
2k views

El Capitan gives me a kernel panic error right after installing

Almost immediately after the installation reboot, and seconds after the apple logo appears the following error shows up; panic(cpu 0 caller 0xffffff8017d263a6) : "zone_init;kmem_suballoc ...
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0answers
63 views

Can't format new SSHD?

I just got a new SSHD, but when I tried to put it in my early 2011 13" MBP and format it from a bootable drive, Disk Utility kept giving me the error message: could not mount disk0s2 with name (null) ...
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1answer
88 views

How do I boot from DVD to do clean install of Snow Leopard on iMac4,1?

I have an iMac4,1 (20" Intel Core Duo 2.0) -- stock except an authorized Apple Repair place upgraded the HD to 1TB for me a couple years ago. It's been acting strange for a while, log in, use it for ...
0
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1answer
27 views

OS X installation duration?

I bought a 2012 Macbook Pro and wanted a fresh install, So I booted while holding Command + R and did a fresh install after clearing the HDD via the setup. After the install I gave my credentials. Now ...
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1answer
34 views

I am trying to erase and reformat drive with snow leopard, but don't have the install DVD

I have a 2009 MacBook Pro running Snow Leopard, and I'm selling it to someone. Want to erase and reformat the drive but I don't have the Snow Leopard Install DVD. Is there any way to do this?
1
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1answer
90 views

How to install OS X on a Windows only Mac? [duplicate]

I tried to use Boot Camp Assistant to install Windows on my MacBook Air. Long story short, due to installation issues, I wiped my MacBook Air drive. I couldn't get my Mac to recognise a bootable disc ...
5
votes
1answer
124 views

Configure Time Machine after reinstalling Mac OS to take previous backups into account

I have reinstalled my Mac OS (10.9) and had to specify again my external hard drive for backups in Time Machine preferences. Now i can enter Time Machine and see my previous backups. However, Time ...
0
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1answer
78 views

OSX install DVD showing up as EFI boot on start up

My brother's Mac Pro somehow has all of its utilities missing. Its guts have been taken out. I don't know how this happened, but I'm trying to fix that by creating a Lion DVD or bootable USB. I ...
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2answers
442 views

Can I download Mac OS X for a used MacBook Pro?

I want to by a used MacBook Pro i5 Mid 2010 edition, but there is no system DVD. The previous owner's stuff is on the hard drive, and I want to wipe it clean with a new OS. Can I boot into existing ...
0
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1answer
633 views

I think I accidentally erased Macintosh HD?

I was trying to install OS X on my Mac that had OS X removed. I wrongly erased Macintosh HD and it changed to "Untitled". After that I restarted my Mac and it just shows an image of "?" in a folder. ...
0
votes
2answers
279 views

Clean Install, or in-place upgrade from Mountain Lion to Yosemite?

In the old days, doing a clean install was pretty much required for a major Mac OS X 10.x release. Is that still the case? Or should this graybeard let go of his old ways? The MacBook in question ...
3
votes
1answer
167 views

How to remove OS X Installer for 10.10. to get back to 10.7, the originally installed OS?

I ran OS X 10.7 latest version on my MacBookPro 2011. Then I installed on an external USB stick 10.10.3 from my running system OS X 10.7. The installation on the stick was successful. After ...
0
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1answer
230 views

Finding lost partitions

I am resetting my sister's MBP late 2010 to factory defaults. It's all backed up. I'm reinstalling from the recovery partition currently. Before I started working on it today, it had the very ...
0
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1answer
38 views

Having problems with Mail and a few other programs freezing

I have a brand new macbook. I don't really know a ton about macs...I'm newly switched from a life of windows pc's. I keep reading about how you can unintall and then reinstall your OS. I can't get ...
0
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1answer
69 views

Yosemite on SSD boots from USB but not when the SSD is installed internally

In another thread I have explained the issues I have with a clean install of OS X on a SSD. Now the situation is: Yosemite installed on SSD. Boots from SSD attached via USB . Does not boot from SSD ...
0
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0answers
582 views

How to re-install OS X from single-user mode

So, this mac had some graphics card drivers that were potentially corrupt. After moving them out of the drivers folder, I'm able to boot in normally. However recovery boot isn't working, I can't get ...
0
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0answers
46 views

Mac OSX restore

I'm busy restoring my Mac, held down CMD and R, loaded disk utility to erase my disk and I noticed all those volumes mounted on the left. What are these, are they important? (See picture)
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0answers
79 views

Upgrade MacBook Pro Mid 2012 stuck on grey Apple Logo

I wanted to upgrade my MacBook Pro Mid 2012 with a clean Mac OS X Snow Leopard install. I bought 2x8GB RAM and a Samsung SSD (500GB) and replaced the RAM and SSD. I put the orginal DVD in the drive ...
0
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1answer
84 views

GarageBand, iPhoto re-install?

I had to have my 2011 MacBook Pro wiped out and re-installed because of malware. I noticed that my previous package--iMovie, GarageBand, and iPhoto--is not longer installed. I checked online forums ...
0
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3answers
56 views

How can I script the setup of preferences in Mac OS X?

I have a couple of Macs and I would like to create some kind of script that I can use to: Easily setup a new Mac after a reinstall Update settings to consistent values (so if I decide to change some ...
0
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1answer
129 views

Do I need the DVD to reformat 2011 MacBook Pro with OS X Yosemite

I have a MacBook Pro from early 2011 which was shipped to me with a DVD that I could use to reformat the machine, which I do not have with me at the moment. I have upgraded to OS X Yosemite though, ...
0
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0answers
230 views

MacBook Pro won't boot to OS X after Internet Recovery

Someone gave me a MacBook Pro 13″ A1278 2010 model. They took the hard drive and the screen was totally trashed. I managed to order a new screen from China this other day, however I connect it to a ...
1
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5answers
3k views

How to install Mac OS X without OS X Recovery or the DVD that came with the Mac?

I'm having an issue installing Mac OS X on my MacBook Pro, here is what I have: MacBook Pro "Core i7" 2.66 15" Mid-2010. Mac OS X install DVD that is not for the above model I don't have the one it ...
0
votes
1answer
206 views

MacBook Pro (Mid 12, 13“) not booting OS X Yosemite - ”No sign" on boot

My MacBook Pro Mid 2012, 13" currently works with a HDD (on newest OSX). Now I connected a brand new (completely tested) SSD (Transcend SSD370S 256GB) to the HDD Strip inside the macbook. I've made a ...
0
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1answer
542 views

Download OS X from Windows to install on Mac from USB

Trying to install Windows along with OS X I ended up erasing all the data on my MacBook Air. Right now I have one empty parition, so, I tried to install from internet - pressing Control + Option + R ...
0
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0answers
250 views

NetInstall - nothing happens after a flashing globe and the system boots locally

I've created a system image using the System Image Utility. The image should install a pkg, a policy file, and run one sh script, as well as binding to our LDAP directory. I'm serving the image from ...
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0answers
35 views

Weird Boot on iMac

Help would be really appreciated on this one! My Dads iMac won't boot. When it's turned on (running Yosemite) it gets stuck in the boot process and looks like this: http://i.imgur.com/zosCkwx.jpg ...