the process of reinstalling OS X

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1answer
1k views

Reinstalling OS X Lion after erasing the HD

A friend of mine recently bought a used Macbook (I believe it's the model before the last Macbook model from 2011). It had OSX Lion installed. I rebooted the system, held down Command + R and used ...
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4answers
7k views

Reinstall OS X Lion on Macbook Air 2012

I have a MacBook Air (11-inch, Mid 2012) MD223LL/A MBAIR 11.6/1.7/4/64FLASH running OS X 10.7.5. It shipped with Lion. I want to reinstall the OS on the laptop without an internet connection. Is this ...
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2answers
1k views

Is it possible to install flash firmware update without having access to OSX?

So I erased my HD and wanted to install Mac OSX Mavericks on my MacBook Air mid 2012 model and after I booted from the USB and was about to install Mavericks the damn thing tells me it can't do so ...
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1answer
77 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. ...
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2answers
4k views

Can't download Mavericks - I got a Mountain Lion CD, what to do?

This is the most silly question I'll ever ask, and I'm sorry for this. But doing the following: Step 1: https://itunes.apple.com/en/app/os-x-mavericks/id675248567 Step 2: ...
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1answer
6k views

Macintosh HD not showing up on disc utility

I am trying to do a clean install on my Macbook Pro 13" from 2011. Here is what I did so far: 1) Booted up on my USB Stick with Mountain Lion Installer mounted on it 2) Opened up Disc Utility and ...
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4answers
540 views

Installation of Yosemite is interrupted by a white screen at ⅓ of progress bar

The loading of the installation from a Yosemite USB installer drive is interrupted by a blank screen about ⅓ into the progress bar. The same USB drive works on another (older) MacBook Pro. The ...
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1answer
61 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 ...
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1answer
67 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 ...
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1answer
40 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 ...
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1answer
23 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 ...
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0answers
41 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 ...
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1answer
32 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 ...
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0answers
41 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 ...
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2answers
2k views

The OS X upgrade couldn't be started because the disk is damaged and can't be repaired

My relative was attempting to upgrade her Macbook Pro and it failed. Everytime the laptop boots up, it brings up OS X Installer. The Installer never completes installation because it says the disk is ...
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0answers
26 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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3answers
28 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 ...
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1answer
31 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 ...
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1answer
37 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, ...
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0answers
84 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 ...
0
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1answer
94 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 ...
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3answers
6k views

Can not boot from USB to make a clean install of Yosemite

I have a MacBook Pro 13' retina from April 2013. Yesterday I wanted to do a clean install of Yosemite. I formatted my USB as Mac OS Extended (Journaled) and made the partition to be a GUID table ...
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3answers
127 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 ...
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4answers
103k views

How do I create a Mac bootable USB drive using Windows?

My MBA 2012 with OS X 10.9.4 Mavericks won't boot anymore - it simply freezes after the initial jingle. I already tried resetting NVRAM and SMC, but to no avail. I don't have any time machine backups. ...
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1answer
20k views

Where are my all installed programs?

I am new to Mac OS X and till the time I was using Windows 7/8. I tried to download and install programs in Mac OS X, but I do not see them in Launchpad. Where are all my programs are going. ...
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207 views

Getting past OS X 10.8 Mountain Lion to reinstall Yosemite 10.10

I got Yosemite 10.10, now I want to use reinstall option from recovery menu. I hold cmd+r and see this screen: I pick Disk Utility to check if I have disk Then I close Disk Utility and open ...
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1answer
114 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 ...
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4answers
3k views

How can you wipe and reinstall OSX on a Mac Mini (which has no optical drive)?

If you are a new disk and wiping them to setup a DIY Fusion disk, how does the Mini carry on working afterwards... haven't you just wiped the OS? Without an optical drive, how can you clean the disks ...
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7answers
18k views

How can I get back a system file after deleting it from my Mac?

I've deleted a system file from my Mac and need to get it back. System files can include: hidden files in the root of / - especially unix files in /private /System files /Library files ...
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0answers
78 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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5answers
10k views

What is the best way to generate a Yosemite or Mavericks Install USB flash drive?

I could probably copy the contents from the package, but what is the best way to create an install Flash Drive for Mavericks? Of course ideally the drive should be bootable.
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0answers
26 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 ...
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2answers
95 views

Remove everything from Mac and reinstall OS X

Is it possible to delete everything from my Mac and then install OS X from a bootable USB? I don't why but somehow AudioAUUC extension was modified a few months ago and my sound isn't working since ...
2
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1answer
174 views

Late 2011 MacBook Pro Cannot Install OS X

I have a late 2011 MacBook Pro (MD322LL/A) given to me by a friend. The hard drive was removed, so I put in a new one and have been trying to install OS X Yosemite. However, whenever I boot the ...
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4answers
1k views

Pros and cons of wiping a new Mac?

Coming from the PC world, most made-to-order manufacturers (e.g., Dell, HP, Acer, etc.) all have annoying little addons which I consider spyware/bloatware--things like toolbars with ads. When buying ...
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2answers
564 views

Do I need to reinstall OS X after accidentally removing Python?

I managed to delete my python in usr/bin by foolishly doing sudo rm /usr/bin/python and now it seems like I need to reinstall my OS. First off is this necessary? And secondly is there an easy way to ...
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1answer
202 views

I chose the wrong partition to install Windows. How do I reinstall Mountain Lion?

I've had my new Mac for less than a week, and screwed it up. In trying to create a dual boot, I made noob mistake in choosing the wrong partition to format to NTFS for Windows (the partition with ...
1
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1answer
37 views

Questions regarding disk format

I'm doing a fresh install of Yosemite on my mac, but stopped at format step: I noticed various options: plain format encrypted case sensitive So, I'd like to know: Is it possible to install ...
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0answers
122 views

Reinstalling Yosemite on my Mac Mini

So, I've bought an used late 2012 mac mini. It came with the original 500gb mechanical drive and an aftermarket samsung 840 evo, 250gb. Yosemite was installed, and the drives seen as fusion drive. ...
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0answers
23 views

Downgrade, can not reinstall

I completely erased my internal HD in order to downgrade OS. Now, I boot from CD (to reinstall Snow Leopard) and I get the message "Mac OS X can not be installed in his computer". Any suggestions?
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0answers
87 views

Install Yosemite from scratch on SSD/HDD mini

I just bought a late 2012 Mini on Ebay. It comes with a mechanical HDD and with an aftermarket SSD installed. Yosemite is present but was installed seeing the two drives as a single fusion drive. Now ...
2
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1answer
824 views

Problem after erasing the HD of a brand new Mac (OS X Yosemite) with Disk Utility

I cannot reinstall OS X Yosemite now, as there's no hard drive I could see. I had erased the HD with the idea that it will create a new partition but it didn't, so now I can't see a hard disk on ...
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1answer
60 views

Can wiping and reinstalling OS damage the SSD?

Computer is new 13" retina MBP. 2.9GHz i5, 16GB RAM, 256GB SSD. I have been working on some dotfile setup scripts for my new computer and thought I had them dialed in, but did not really work how I ...
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1answer
59 views

Install OS X 10.8 from bootable USB on empty Mac HDD

I have a bootable USB for 10.8, but my Mac's HDD is completely empty. How do I install this OS to my Mac?
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Mac book won't run osx

I use Yosemite and after I hard restart it I can boot back again, so after select user and enter password in 1 min mac shows me gray locked screen. I don't care about osx, but I need to copied my ...
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3answers
7k views

Error while installing Mavericks in a clean hard drive

I've decided to reistall osx Mavericks on my MacBook, so I restarted my Mac clicking cmd ⌘+R. In recovery mode I erased the main hard drive so I can have a clean install. Then I selected "Install OS ...
0
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1answer
65 views

How to install OS X again with no access to a recovery partition?

I have a Mac running Fedora with no recovery partition and no access to any computer with Mac OS X. How can I reinstall OS X on this computer?
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2answers
12k views

MacBook Pro: OS X reinstall is taking “forever”, (over 12 hours) to finish

This is my first time ever dealing with a Mac OS X reinstallation. About a week ago, while working online, my MacBook Pro just started to be very very slow to do anything. I would get the WHEEL ...
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4answers
34k views

Macbook keeps booting OSX Utilities instead of Mac OS X

Here is my story I had a MacBook PRO 2010 with Mac OS X 10.8 Mountain Lion since I bought it I've never reinstalled the OS until now. I did a clean install following this instructions ...
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2answers
166 views

Installing Snow Leopard or Leopard on an early 2009 MacBook

Recently, my sister picked up an Early-2009 MacBook at a Flea Market. Everything worked fine, but it had belonged to a school, and it had DeepFreeze installed on it, and it really bothered her. She ...