the process of reinstalling OS X

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1answer
79 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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1answer
66 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
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1answer
68 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
42 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
24 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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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

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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28 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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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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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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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
41 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
87 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 ...
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3answers
131 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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1answer
101 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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1answer
118 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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79 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
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
96 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
186 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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2answers
575 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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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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4answers
564 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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0answers
124 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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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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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
88 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 ...
0
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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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218 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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18 views

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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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
173 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 ...
0
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1answer
217 views

MacBook Pro doesn't recognize internal SSD

A week ago I inserted a USB cable into my MacBook Pro (late 2013) which resulted in the laptop immediately shutting down. After a lot of searching how to boot it up again I had to reset the SMC. After ...
3
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2answers
631 views

Can iMac 5 (Retina 5k, 27-inch, Late 2014) be downgraded if it comes factory-installed with Yosemite?

Has anyone downgraded an iMac 5 (Retina 5k, 27-inch, Late 2014) pre-installed with Yosemite to an older version of Mac OS? My Pro Tools 10 does´t work with Yosemite. I have two days to resolve this, ...
2
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1answer
47 views

Can I use a large external hard drive both as installation media and backup drive?

I am planning to upgrade my Mid 2010 13" Macbook Pro to Yosemite from Snow Leopard, on a new SSD hard drive. Being more experienced now with UNIX/Mac, I want to have a clean install to get rid of the ...
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2answers
42 views

Does A New Installation Contain Personal Information?

I am going to sell my MacBook Air when the new MacBook comes out and so I want to make sure there is no personal Information available to the next user. I am going to wipe my SSD and reinstall the OS ...
2
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2answers
453 views

Old Mac OS X, cannot get admin access, boot safe or single-user mode, nor reinstall

I have inherited an old Mac OS X 10.5.8 + original install DVD. Model: Power Mac G4 Identifier: PowerMac3,6 Processor: PowerPC G4 (3.2) DVD: Mac OS X Leopard Install DVD Version 10.5 I'm trying to ...
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0answers
40 views

I have a MacBookPro8,2 (i7) that does not have an OS on startup

It shows a round icon with a slash in the middle much like in "no smoking" signs.. And when i did CMD + R and opened disk utility, the original hard drive doesn't appear on the left column. I don't ...
0
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1answer
3k views

Reinstall OS X (Yosemite) without Internet Connection

I have got very slow internet connection. Last time, it took me 8 hours to download the Yosemite installation files. Is there anyway to clone a clean copy of OS X to another drive? I have tried rsync ...
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0answers
22 views

Adding OSX to Ubuntu

I have recently installed Ubuntu 14.04 on my 2007 Macbook. However, I want both OSX and Ubuntu. I have the .iso for OSX Lion, how do I make it so that I can dual boot from either OS?
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0answers
43 views

Dying iMac drive, emergency repair assistance

I have a older 27" iMac ( 2011 ) and the hard drive is on its way out in a serious manner, ( smart status failing, io error every few seconds in much kernel log , speed of io is the worst I have ever ...
1
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1answer
340 views

Yosemite upgrade fails at late stage, unable to get out of re-try loop

I was running Mavericks on MacBook Pro (mid 2012 model). I started upgrade to Yosemite. All seemed well on download, and the laptop re-booted to complete the install. The installation screen with OSX ...
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2answers
241 views

Restore parts of time machine backup

I currently have a MacBook Pro that I'm using at work, but it has now become so slow that I wish to do a reinstall of the OS. It has a recovery partition that offers such a reinstall. I do not want ...
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0answers
37 views

Does Apple distribute Yosemite with DHT?

When I last installed Yosemite I watched at the logfile and it displayed messages like The resource <xxx.dmg> at distance 5 The resource <yyy.dmg> at distance 25 What does this distance ...
2
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1answer
45 views

Can I use the same bootable drive for all models?

I currently have a Late 2010 MacBook Air and looking to get the new Air when it comes out later this year. My question is, I have just made a bootable USB installer (by using createinstallmedia ...
1
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1answer
205 views

How do I do a clean install of Mountain Lion with no disc?

I purchased an iMac in late 2013. This model has no disc drive. It came with Mountain Lion pre-installed. If I ever needed to perform a clean install of Mountain Lion, how can I? I don't have an ...
2
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2answers
546 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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2answers
72 views

Easy way to clean up OS X system files

Is there an easy way (without completely formatting the disc) to clean all the files in the system folders like bin etc and just leave the needed ones? Different pythons installations like anaconda ...
0
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1answer
47 views

Is there anything beyond NVRAM and SMC?

I am working on completely resetting my macbook air. So far I did a 7x disk erase and reinstalled OS X. In addition I cleared the NVRAM and the SMC. Is there any other possible system settings I can ...