the process of reinstalling OS X

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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 immediatly shutting down. After a lot of searching how to boot it up again I had to reset the SMC. After ...
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2answers
244 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, ...
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1answer
20 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
35 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 ...
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2answers
109 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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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 ...
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1answer
90 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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20 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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24 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 ...
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1answer
63 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
47 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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31 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 ...
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1answer
26 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 ...
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1answer
61 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 ...
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2answers
73 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
43 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 ...
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1answer
35 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 ...
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2answers
186 views

Going back to Mac OS X after installing Ubuntu

So a while ago I made the step of going completely over to Ubuntu on my laptop and I completely removed Mac OS X and just had Ubuntu going. Now I want to re-install Mac OS X - I remember having snow ...
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184 views

Macbook Pro formatted with windows, now can't install OS X or Windows!

I formatted my MacBook Pro Mid 2010 with Windows, now I can't install any operating systems on it. I tried to install Windows 8.1 on my MacBook, then at the final step I received a message saying ...
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3answers
326 views

Recover data after reinstalling OS X?

I was wondering if there is a way to recover photos and things alike from a MacBook after reinstalling the OS X. Like when you reinstall Windows there is the "Windows.old" folder and you can recover ...
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1answer
381 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
132 views

Is Time Machine sufficient in the case of a reformat?

I installed OS X Server 4.0 on top of Yosemite and my VPN got hosed. I've tried many things to fix the issue including attempted uninstall of OS X Server. Now I am going to re-install the OS. In ...
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64 views

Help with clean install

I'm now having major problems with my iMac. I had a massive software failure running Mavericks, it damamged the OS and I lost the recovery partition, I then wiped the hard drive clean and tried to ...
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1answer
41 views

How do you get the internal drive to show up when you're reinstalling?

Macbook Pro. Trying to reinstall Yosemite. I can get to the "Install OS X" page, but the only destination given is "Recovery HD". I can go to disk utilities and see that "Macintosh HD" is there, ...
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1answer
299 views

Installing ML 10.8 Using Internet Recovery freezes during install process

I changed my Mac HDD because the other one was corrupted. But when I do the Internet Recovery install, the bar on OS X Mountain Lion Install Page (Downloading Additional Components) goes all the way ...
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2answers
184 views

Install Mavericks via an HD partition

I had a problem trying to clean the data from my Mac and now I can not start it. It ran Mavericks. I tried to make a swipe date but did not work and lost the system. I have backups of my personal ...
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2answers
172 views

SSD not selectable for Yosemite installation

When I try to install Yosemite the SSD is not found. the Disk Utility lists the SSD, but does not give me the possibility to erase the disk. Any advices? Thanks
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110 views

Mac OS won't install from CD, but Windows will

I had to replace the hard drive in my 2010 21.5" iMac. When I went to install the OS, I rebooted into the OS selection screen (using option). The Mac OS X install disc was there (but my external HD, ...
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2answers
2k views

Install Mavericks on second partition in Yosemite-only system?

I have a 2012 MacBook Pro (so yes it's capable of Mavericks). I have only Yosemite currently installed on the drive. I have an app I need to run that does not seem to properly support Yosemite, so I ...
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2answers
423 views

MacBook OS X Mavericks reinstallation

I'm trying to reinstall OS X Mavericks on a MacBook through internet the error that i receive is: "This item is temporarily unavailable."
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269 views

macbook startup error stop sign appears after long shutdown

I have a MacBook Pro A1286. Recently I reinstalled operating system to OS X Lion (10.7)/ After that I started getting stop error on start up: Usually the error appears after a long shutdown. (I ...
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1answer
3k views

How do i fresh install on used OSX 10.6.8?

I just bought a used macbook and i want to wipe it clean to start fresh. it didnt come up a dvd or anything. I tried following another post on here that said to push Option on start up and it sounded ...
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263 views

How to disable OS X installer on boot?

TL;DR Have a MacBook Pro with (probably) bad GPU. Tried to install Yosemite OS X - after reboot, it hangs up on grey screen. Is there a way to disable Yosemite OS X (or any other) installer on boot ...
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3answers
128 views

Installing a clean version of OS X

I am currently downloading yosemite from the app store. I have Lion installed. I want a clean install. But i don't have a bootable cd/usb and I don't need to save any data. Can i do the following or ...
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193 views

How to unlock disk after unsuccessful upgrade?

I tried to upgrade to OSX Yosemite on my MacBook Pro. I had only 4GB of free disk space. Everything went fine until it said only a minute remaining. This was on for 8 hours. Eventually I restarted the ...
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1answer
579 views

Reinstallation OSX Mavericks on Mac Mini via WiFi Fails

Tried to upgrade to OSX Yosemite on my Mac Mini bought this year running OSX Mavericks. It failed. When I checked for issues using Disk Utility I saw: Disk Utility stopped repairing "Macintosh HD" ...
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1answer
522 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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2answers
3k 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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1answer
1k 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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2answers
2k views

How do I do a clean install of Yosemite?

I'd like to start from scratch with Yosemite. I have Mavericks running on my iMac now but I'd like to just wipe the system and start with a clean Yosemite install. How do I do a clean install of ...
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2answers
470 views

Can't install OS X on MacBook Pro after installing Windows 8

So my hard drive stopped working, water damage I think. I bought myself a new ssd and straightaway put Windows on it as I use it for work. This was a few months ago I'm now stuck as I can't figure ...
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2answers
5k 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 ...
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1answer
229 views

Reinstalling MacOS X Snow Leopard on a Mac over a crashed linux Ubuntu

I have been a given an iMac 24" with a crashed Ubuntu installed on it. I have an install CD of Snow Leopard (not a machine dedicated one). I use a PC keyboard. How can I install SL onto that machine ...
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1answer
220 views

Macbook Pro (late 2008) freezes randomly, have to reinstall Mavericks to “fix” it

I've been walking around with this problem for a mighty long time and it's really frustrating! I have no idea what the cause is… I have a MacBook Pro (late 2008) totally updated to the latest version ...
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2answers
4k 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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1answer
396 views

How to connect Wireless Keyboard when new hdd on imac 27

I have an iMac 27 emc 2390, i just had a hdd failure, so i bought a new hdd, plug it in and then start my imac with the instal dvd in. The point is that my keyboard isn't recognize so i can't boot on ...
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156 views

MacBook Pro failure to reinstall OS X Mavericks

I've bought a late-2008 MacBook Pro 15". On startup, it takes me straight to the OS X Utilies menu. When I try to reinstall OS X I eventually get an error telling me that 'installation information ...
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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
48 views

Is it a good idea to reinstall OS X to attempt to fix some minor issues?

I am having a couple of problems with my Mac (wifi doesn't connect automatically, and audio jack doesn't work unless I restart). Having failed at fixing them for a while, I am wondering if ...
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3answers
51k 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. ...