HT1349 How to format my hard disk and restart

THis aftrnoon my system wouldn't start. a black screen with OS X utility. Now I want to format my hard disk and install  OS. X

Install or Reinstall Mavericks or Mountain Lion from Scratch
Be sure you backup your files to an external drive or second internal drive because the following procedure will remove everything from the hard drive.
OS X Mavericks- Erase and reinstall OS X
OS X Mountain Lion- Erase and reinstall OS X
OS X Lion- Erase and reinstall Mac OS X
Note: You will need an active Internet connection. I suggest using Ethernet if possible
            because it is three times faster than wireless.

Similar Messages

  • HT1338 how to format my hard disk

    how to format my hard disk ....my mac book came with no cds

    You do this either with a Mountain Lion install disc or drive, which you have to make yourself, or from the Recovery System. For the Recovery System, you reboot while holding down command-R. This boots from a (hidden) recovery partition that is on your hard drive; then you access Disk Utility and do your formatting that way. The Recovery system can do a new install of Mountain Lion from the internet from apple once you have reformatted your drive. Or you can make a ML installer disk from the installer files that you download for future reference.
    Here's a page about Recovery mode: OS X: About OS X Recovery
    and here's how to make your own ML installer disk: How to Burn OS X Mountain Lion to a DVD or USB Flash Drive..
    BTW, you could have figured out all this yourself with a google search.

  • HT5628 Is it possible to format entire hard disk and install windows 8 only in mac mini?

    Is it possible to format entire hard disk and install windows 8 only in mac mini?

    You can, but it's not recommended. If you are going to use Windows all the time, at least give some GBs to OS X, because you will need it to install firmware updates.
    Use Boot Camp Assistant to create a Windows partition. You can find it in /Applications/Utilities. Then, follow Apple's steps to install Windows 8 > http://manuals.info.apple.com/en_US/boot_camp_install-setup_10.8.pdf You must use a 64-bit version, and note that not all Mac minis support Windows 8. Check if yours is supported > http://support.apple.com/kb/HT5634?viewlocale=en_US&locale=en_US
    Boot Camp Assistant will ask you to download the Windows support software onto a USB drive. You will need to install it in Windows, so it's very important to download it. If not, you will have problems in Windows.
    If your Mac doesn't support Windows 8, install the Windows version the site gives you

  • HT3910 how do i fix the mistakes i made when i erased hard disk and restart without reinstalling the hd hard disk

    i accidently erased macbook pro hd disk and when i tried to reinstall marvrick, it wont let me install and then i decided to restart then apple icon never came on and it did nothing for a long time.. please help.. i think it was hacked or virus messed it up

    It was not hacked, nor was this a virus. You erased the hard drive, so there's no system for it to start up from. I'm not sure what "it won't let me install" means, since you haven't given a specific error message, detailed description of the problem or information about how you were trying to install.
    First, before you do anything else, was the data on that drive backed up? If not, it's currently gone. You may be able to get most of it back using a data recovery tool. If you need to do this, do not do anything else with that drive, and see Recovering deleted files.
    If you already had Mavericks installed before erasing the hard drive, hold down command-R at startup. This should start you up in recovery mode. From there, you can reinstall Mavericks. If you did not have Mavericks installed, or if you did but cannot get it to start in recovery mode, then you will need to reinstall an older system. If the machine originally came with Snow Leopard (Mac OS X 10.6) or older, you will need the install disks to do this. If it came with a more recent system, try holding down command-option-R at startup to boot into internet recovery mode. You will need to be on a decently-fast network.

  • I formatted my hard disk, and I want to...

    I erased all the hard disk, I want to return all the music to my pc, in the moment I connect the iPod to PC, suddenly I open the folder where is the I pod from the "C" drive, so... I drag the folder from the iPod to the pc , and the name song is changed... now my question...
    Do you know a way to don´t lose the song names?
    What Can I do to return the music to my pc in a easy way?
    Is there a secret?I don´t wanna lose my music from my iPod, because is the only place where I got them.
    thanks.
    window   Windows XP  

    If you have any iTMS purchases the transfer of purchased content from the iPod to authorised computers has been introduced with iTunes 7. A paragraph on it has been added to this article: Transfer iTunes Store purchases using iPod
    The transfer of non iTMS content such as songs imported from CD is designed by default to be one way from iTunes to iPod. However there is a manual method of accessing the iPod's hard drive and copying songs back to iTunes on Windows. The procedure is a bit involved and it won't recover playlists but if you're interested it's posted in this thread: MacMuse - iPod to iTunes
    If you prefer something more automated then there are a number of third party utilities that you can use to retrieve the music files and playlists from your iPod. This is just a selection, you'll find that they have varying degrees of functionality and some will transfer movies, videos, photos and games as well. Have a look at the web pages and documentation, they are generally quite straightforward. You can also read reviews of some of them here: Wired News - Rescue Your Stranded Tunes
    YamiPod Mac and Windows Versions
    iGadget Windows Only
    iPod Access Mac and Windows Versions
    PodUtil Mac and Windows Versions
    iPodCopy Mac and Windows Versions
    TuneJack Windows Only
    CopyPod Windows Only

  • How can i format my MacBook Pro hard disk and recover my data from time capsule?

    Hello,
    My MacBook Pro is running slow, more and more. Everything started with the "upgrade" to Lion.
    Can I re-format my hard disk and recover from Time Capsule only the data and applications I really need (including Snow Leopard as OS, maybe)?
    Thanks

    The problem is that it is a Western Digital 3.5 inch internal hard drive housed inside a hard drive caddy. So the only way to connect it to my computer is through a dock.

  • I had a trouble with my lap top and had to format hard disk and install all soft ware again. could any body tell me how to transfer the application and data in my i phone back to my laptop.

    I had a trouble with my lap top and had to format hard disk and install all soft ware again. could any body tell me how to transfer the application and data in my i phone back to itune.

    You can't. It still thinks that your iPhone is synced with another iTunes library (the one that you had before you reformatted the hard drive.

  • How can i download and install lightroom after having formatted the hard disk?

    How can I download and install lightroom after having formatted the hard disk?
    I have the number of the order.

    Lightroom - all versions
    Windows
    http://www.adobe.com/support/downloads/product.jsp?product=113&platform=Windows
    Mac
    http://www.adobe.com/support/downloads/product.jsp?product=113&platform=Macintosh

  • How can i access the hard disk and know the no of partitions

    sir
    i want to access the hard disk and know how many parttions the hard disk have means c,d,e,f,g or may be c,d,e? also volum no or serial no.
    but i do not know how?
    plz help me and send me a code
    thanks in advance
    if this quesstion is not related to this forum plz guide me that where i put this quesstion?

    You figure out how to do it on your OS using C/C++ code.
    Then you write a wrapper in JNI to call your C/C++ code.

  • Should I boot from external hard disk and how do I achieve this?

    I'm in a downward spiral and need advice about if booting off of an external hard disc is the right thing to do and how to go about it. How I got into this mess I'll write below. My immediate problem is that I want to be able to install a copy of osx 10.5 from the original disks that came with my computer onto a usb hard drive. Then I want to boot from that drive and install software such as disk warrior on the same external hard drive in order to repair and recover the files on my internal hard disk. Not sure if this is easy to do with the install disk that came boxed with my macbook. So is what I want to do feasible and how do I do it? Thanks.
    How did I get into this mess?
    For those with time to read more. A downward spiral (and my macbook was working fine)::
    I have been backing up my work documents onto a 20 GB pendrive waiting to get the money to buy an nas to work with time machine for the two macbooks we have at home as a place to backup photos and video. I bought a network drive but it wouldn't work with my macbook; my time machine backup freezing at 3 gb, but works fine with wife's macbook pro.
    I tried to do TM backup on a usb hard disk and got the same problem. Support forums indicated that hard disk problems could confuse TM, so although I was experiencing problem free computing I ran disk utility from internal  osx. This indicated an <invalid node structure - file system verify or repair failed> at the checking catalog file stage. So I followed instructions to run disk utility and repair from the installation disk. When I ran disk utility from installation disk I get exactly the same <invalid node structure - file system verify or repair failed>. It gets worse.
    After failing with install disk utility, I could not then boot from my hard disk (I had had trouble free computing up to my attempts to use TM) or eject the disk. At first attempt I had no option but to boot from dvd again as hd not offered as an option. Second attempt hd option available but fails. By reading advice given to others I managed to eject the dvd and have tried:
    safe boot - it won't
    boot in verbose mode and single user (indicates I have disk0s2:I/O error) and won't boot
    try to use disk utility from install disk to create disk image on external hd, it won't (cites i/o error)
    If I can boot from an external I will try to repair with Disk Warrior as forums indicate that this software has been able to solve <invalid node structure> issues (but am open to recommendations of other products). I also hope that I may be able to try again to burn a disk image sucessfully if this repair works. I'm still trying to save my photos and videos that aren't backed up.
    I  plan to try an archive and install installation but first I want to  try a repair with disk warrior as I fear that archive and install won't work and I'll end up having to erase and repair my hard disk.
    I feel like some perverse god is punishing me for trying to do the right thing and back up my hard disk.
    Macbook 5.1 late 2008
    Intel Core 2 Duo
    OSX Leopard 10.5.8
    85 GB of a 150GB hard disk needs backing up (saving)

    I am not sure about this, but my memory is that if you try to partition the drive (in OS 10.5.8) it will erase the data.
    But you can try. Go through the Add a partition steps, but watch for any warnings. If my memory is correct there will be a message to the effect that everything will be erased. If you see that, do not proceed. This page has info about how to do it, if it can be done: http://www.macworld.com/article/1164643/live_partition.html
    With respect to DW on an external, I do that. I have a 80 GB external - I call it Emergency - with an OS, DW and TechTool Pro on it. (Since I have is a recovery partition built in with all new OS, Emergency would be of use only if I need to run DW or TTP.)  I have never yet had to use it, but it's there. It is not usually connected - I just did that for this screen shot.

  • I want to be format my hard disk, but want to take a backup copy of information from the Firefox and passwords and book marks so retrieved after formatThank you

    I want to be format my hard disk, but want to take a backup copy of information from the Firefox and passwords and book marks so retrieved after format
    Thank you

    For backing up bookmarks, see [[Backing up and restoring bookmarks]]
    If you want to back up passwords, you need to use an extension such as Password Exporter. This is located at https://addons.mozilla.org/en-US/firefox/addon/2848/ .

  • Win XP Unable to format hard disk and install

    Recently my system has got error about system hive error
    "C:\windows\system32\config\sysem file missing"
    So when I tried to reinstall the system the winxp setup says
    unable to format my hard drive after I choose C Drive to Quick Format(NTFS) and install option,this note appears
    "setup was unable to format drive c:the hard disk may be damaged
    make sure the disk is on and properly connected to the computer .If the disk is a SCSI disk,make sure your SCSI devices are properly terminated.See your computer or SCSI adapter documentation for more info"
    Thinking that the hard disk(Seagate Barracuda 160GB SATA) might have corrupted I used Seagate seatools to check for error and the test failed. So I replaced the hard disk with brand new WD 160GB SATA hard disk and started installing the winxp. Again I'm facing the same problem. Even I checked with the new connection port.
    I'm using AMD Sempron Processor. MSI K9MM-V Motherboard. dynet 512MB RAM.
    As the problem is existing even with the new hard disk I think there is no problem with the hard disk or cable. the problem must be something else.
    Please help me find the problem and rectify it.
    (My hard disk is SATA and No-RAID, No-SCSI, BIOS detects my hard disk and I'm able to create partitions but unable to format and install WinXP)
    I've used the same hard disk on another system with MSI Mother Board but it's working fine. Windows XP installs without any problem. I've replaced the hard disk in which the Win XP already exists(Win XP installed on another system with same configuration MSI K9MM-V Mobo, AMD Sempron Processor, 512MB RAM) But it hangs the system and when I restart the system it says,
    "Windows Could Not start because the following file is missing or currupt:
    \Windows\System32\Config\System
    You can attempt to repair this file by starting windows setup using the original setup CD-ROM. Select 'r' at the first screen to start repair."
    I've tried this some 10-15 times every now and then this problem is popping up.
    So I think this is not the problem with Hard Disk. It must be the problem with Mother Board. So please help me resolve this issue. 

    Good luck!
    But please remember what you wrote: "BIOS detects my hard disk and I'm able to create partitions but unable to format and install WinXP",
    and what Bas wrote about listing your system components.
    Have a minimised system when you install Windows.
    A cloned copy of Windows can do this, for example one that a back-up program made.

  • I lost my Hard disk and had to replace it, how can I get another copy of lion OS, P.S. I bought my macbook pro with preinstalled Lion OS

    I lost my Hard disk and had to replace it with a new one, how can I get another copy of lion OS, as the guy at the serive center installed 10.6 for me.
    P.S. I bought my macbook pro with preinstalled Lion OS

    If you have a way to wipe 10.6.8 off, you can then reboot your machine (with no OS) and since your system came preinstalled with Lion, Internet Recovery should occur which will boot to Apple's servers into a Recovery HD for you to redownload and install Lion.
    To be safe I would first make a clone of the current installation using Carbon Copy Cloner or SuperDuper!. This way you have a way to recover.

  • I disabled my Macbook  Hard Disk and lock the settings, after i try to reboot, the system wouldn't come up. It refuses to read instructions from the hard disk. How can i enable the hard disk when the system wouldn't come up?

    I disabled my Macbook  Hard Disk and lock the settings, after i try to reboot, the system wouldn't come up. It refuses to read instructions from the hard disk. How can i enable the hard disk when the system wouldn't come up?

    How do you disabled it if running the same?

  • My disk was full. I transfered data to a hard disk and emptied my trash...but my disk is still full!...how can i do?

    My disk was full. I transfered data to a hard disk and emptied my trash...but my disk is still full!...how can i do?
    Thanks
    I had this answer : When you copy data from one drive to another, it is not removed from the first drive — you need to trash it as the second step in the process of "moving" it. Then empty the trash.
    Sorry I understand the answer but I'm not very good...how to "trash it as the second step in the process of moving it"...I already emptied my trash and don't know where to go o trash another time the files...can you explain the process.
    Thank you very much

    Hi lluiset,
    Let's try this example.
    If I have a file on my Desktop and copy it to an external HD it copies the file, it does not move it. I'd then need to take that file and move it to the trash can (click on it, hold and drag over the trash can icon in the Dock). Another option is to right click (or hold the Control button and mouse click), then select "Move to Trash" followed by emptying the trash.
    Hope that helps.

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