Will upgrading to mountain lion format my mac

Hi, Mountain Lion has finally been released, I need to know will upgrading to mountain lion format my hard drive, or will it ask me if I want to format or just replace mounatin lion with Snow Leopard, thanks.

It will replace Snow Leopard with Mountain Lion.  You won't be asked about erasing.
However, you should make sure your backups are updated, just in case something goes wrong.

Similar Messages

  • I want to use icloud on my macbook and cant because I am using OSX10.6.8 - I want to upgrade this but I cant upgrade to mountain lion as my mac does not support this - cannot find a way to go to Version 10.7.4 which i understand supports icloud - help

    want to use icloud on my macbook and cant because I am using OSX10.6.8 - I want to upgrade this but I cant upgrade to mountain lion as my mac does not support this - cannot find a way to go to Version 10.7.4 which i understand supports icloud - help to do this please

    If you purchased Lion for your iMac, just log into the Mac App Store from your MacBook using the Apple ID under which you purchased Lion and go to the Purchases page. You will be able to download and install Lion there. 
    searching the internet i found a link to upgrtade to 10.7
    The only place you get get Lion is from the Mac App Store. If you found some other site, that was an illegal copy and almost certainly tied to someone else's Apple ID and hence unusable by you. If the link was just to the Mac App Store, see above.
    As to the problem with synchronization to iCloud, that's not a 10.6 question, so I'd suggest you take up that specific issue in either the Lion or iCloud forums, providing full details, and someone there can probably help you sort things out.
    Regards.

  • Will upgrading to Mountain Lion from Lion make my Lion Time Machine Backups unusable?

    I had a situation where when I upraded to Lion from Snow Leopard, my Time Machine Backups became unusable. It says that the Backups were not compatible and it was really frustrating because I had to delete my backups from Snow Leopard and re-backup from my Mac with the newly installed Lion.
    Will this happen if I upgrade to Mountain Lion from Lion? Has anyone had trouble from this upgrade to Mountain Lion. Has your Time Machine backups been working fine with the new operating system?
    Thanks!!

    Will upgrading to Mountain Lion erase all my files? And can't I only backup my home folder from Time Machine anyways? As long as I don't use Migration Assistant to restore the System files.
    But yeah, will upgrading to Mountain Lion from Lion erase all my files and accounts?
    Thanks!!

  • Will Photoshop CS6 work with Snow Leopard or must I upgrade to Mountain Lion on the Mac Book Pro?

    I will be purchasing PhotoShop CS6 & installing on my Mac Book Pro. Adobe tells me that I should upgrade to Mountain Lion from Snow Leopard in order for it to work best. Any thoughts on this? Thank you, Paul

    You can use it on Snow Leopard without any problem. However, Apple updates graphic drivers and more things, so it could run better on Mountain Lion, but as I said, if you don't want to upgrade, keep on Snow Leopard because it will run properly.
    Probably, Adobe is referring to the fact that Photoshop could be working in 32-bit because the kernel on Snow Leopard starts into 32-bit by default, and Mountain Lion is a 64-bit operating system. In this case, you will see an improvement

  • I have received my first mac from a designer friend who passed away recently. He had been having problems with crashing in Lion. His friend upgraded to Mountain Lion before his mac pro laptop, mid 2010, was sent to me. It has many problems and crashes

    After sorting the material of my friends on the drive and creating a new user, I realized that the system was unusable with 30 or 40 crashes a day. I am a photoshop user and my friend had installed cs2 and upgraded to cs5. Actually everything was crashing and he had had the problems in Lion and they did not go away in Mountain Lion.
    So my sense is the next best step is to uninstall and reinstall the operating system....but I'm entirely new to Mac though I quite good at problem solving on PC.  I have been messing around trying to get Mac up for over a week now so am learning quickly but feel uncertain about the steps in installation and don't want to mess things further.
    I have found this
    https://discussions.apple.com/docs/DOC-3351
    which seems useful.
    I'm backing everything now to a usb drive, I have one copy in timemachine, but I need a clean install so I'm backing things manually as it's not so complicated my being a new user.
    I have the original discs of Snow Leopard and a dmg file of Mountain Lion that were installed on this computer.
    I hope I can find my friends Adobe id and password.....he does have a list of passwords, how can I check if they are correct.
    Do I need to install Snow leopard from the original disks first and then update and then upgrade to Mountain Lion?
    He upgraded first to Lion but I can't find that program to install, do I need it to get to Mountain Lion?
    I don't have boot disks, does that matter?
    What can I do about CS5 in a restore? I don't mind loosing other programs so much as this one.....I haven't seen the upgrades and only have CS2. What happens to all your programs...I guess they are just lost?
    I haven't used mail, so I'm not worried about that.
    Hope I can get some support with the process, any support will be valued that is at all related. Thank you

    Merielsea wrote:
    I am looking through this material, it's great. I'm wondering though, does command r work in #8 if my original disks where Snow Leopard?
    Yes, when the operating system was upgraded to 10.7 then to 10.8, it 10.6 was replaced so those 10.6 disks are only good now for completely erasing the entire drive and reverting the machine back to 10.6
    10.7 and 10.8 has a Recovery HD partiton on the boot drive.
    https://support.apple.com/kb/HT4718
    I have a mountain lion dmg file that was used to upgrade from Lion, would double clicking on this equal the same thing as reinstalling mountain lion over itself?
    I wouldn't use this, as Apple is now changing things, so you need to reinstall 10.8 via the Recovery HD
    I would prefer to keep CS5 photoshop
    Not going to happen, if it's working now good for you. But according to Roaring Apps it's not working for 10.8. and it needs to be upgraded to CS6
    If you revert the machine to 10.6 or 10.7, your going to erase CS5 and everything else.
    Doing #20 would be a bit beyond me and I don't know another mac user so that I can work from their mac.
    Why do you need another Mac users machine?
    Print out the instructions.
    Here is some more about secure erasing for a new owner
    How do I securely delete data from the machine?
    Installing OS X 10.8 again
    https://support.apple.com/kb/HT4718
    Does the reinstall have to go from Snow Leopard which was the base install, to lion then to mountain lion,
    No, you erase and install 10.8
    When Apple upgrades 10.6 to 10.7 then to 10.8, it's a complete operating system replacement, it's called a upgrade because it's still OS X but leaves all your files and most programs intact, none of the older operating system version remains.
    Just like if you would upgrade Vista to Windows 7, or Windows 7 to Windows 7 Pro.
    Can I install the mountain lion upgrade over a freshly installed Snow Leopard?
    Yes, but it requires erasing the entire drive (including 10.8 Recovery HD) from the 10.6 disks, then installing 10.6, then Software Updating to 10.6.8, then buying 10.8 from the AppStore, then downloading it and installing it, then the machine will be 10.8
    Or you can use the Recovery HD and just erase the Macintosh HD parittion then reinstall 10.8 that way for free.
    How to reinstall just OS X or erase/install OS X
    https://support.apple.com/kb/HT4718
    See what is confusing you is there is a hidden Recovery HD partition on the boot drive, it can do all the things like a OS X install disk can do, erase the Macintosh HD partiton (where OS X, programs and files are) and install a new copy of OSX from Apple's servers so it reboots to a brand new machine again (no Cs5 though)
    Instead of a boot disk, there is a two bootable partitions on the boot drive, one is Recovery HD and the other is Macintosh HD which boots into OS X.
    SO your command r booting the operating system in Recovery HD to erase the other partition and reinstall OS X into from Apple's servers, got it.? 
    Your going to need your AppleID and password to reinstall OS X 10.8, all part of the new world order.

  • Will upgrading to Mountain Lion delete MS Office?

    I have MS Office installed on Lion OSX and I am really worried about what will happen once I upgrade to Mountain Lion. Will I lose the installation? Will I have to reinstall from the disc? Or will office survive the upgrade and appear in Mountain Lion?  I lost my disc a long time ago. I have a 2011 MacBook Pro.

    Yes it is compatible so with will not delete it or render it unusable.
    See this article to make sure you have 2008 or later.
    http://www.macrumors.com/2012/07/25/microsoft-confirms-office-2011-and-2008-comp atibility-with-os-x-mountain-lion/http://

  • I get a disk error when trying to upgrade to mountain lion on my mac book pro that also runs bootcamp

    I recently tried to upgrade my macbook pro OSX to mountain lion via the app store. When it tried to install it gives me a disk error. I have run disk utilities and repaired, verified etc. but it makes no difference. I am running bootcamp as well and have tried to modifiy the partition sizes in disk utilities, but it says for both that they cannot be modified. I can switch my startup disk and reboot in windows, no problem, so getting my files off isnt the issue. I have also tried to recover the hard disk using time machine which i was lucky enough to backup the day before it all went wrong. However, time machine runs fine until it asks me which disk to recover and it gives me an option of the time machine disk or bootcamp, but no option for my mac partition. So, I have tried everything that makes snese, but getting errors with disks lock, cant repartition, disk error needs repair (which i know is not true, its only because of the Mountain Lion OSX that its messed up). Any ideas?

    You have some other problem with your boot drive that has corrupted data backed up to the TimeMacine drive.
    My advice is to boot into each operating system and manually backup just your Users files each to separate regular external drives (no Timemachine or backup software) and disconnect.
    Make a note of any serial numbers, emails, address book contacts, export bookmarks etc. that isn't typically in your users folders data.
    You might be able to Winclone 3 the Windows as a whole thing as it's appearing not to have issues but it's your MacintoshHD partition that is so that will have to be rebuilt from scratch.
    Most commonly used backup methods
    If your OS X parititon doesn't boot, you can use this to recover files.
    Create a data recovery/undelete external boot drive
    Without any further detail about your machine I can't advise specifically what to do, but it involves using Disk Utility to Zero Erase (move slider one spot to the right or in 10.6 using Security Option) the ENTIRE boot drive and reformatting, then installing OSX fresh and then setting up BootCamp again.
    If you wish to switch your boot drive for something better, this is a good time to do this.
    Install/upgrade RAM or storage drive in Mac's
    If your machine is capable of Internet Recovery, then use that, then upgrade.
    If your machine came with 10.6 or earlier, then use the 10.6 install disks and work up from there.
    Erase, formatting, OS X installs on Mac's

  • I have a macbook, 2Ghz 10.5.8 which is running out of room. Should I add all memory I can and will upgrading to mountain Lion use that all up before i even begin?

    I have a macbook using 10.5.8, 2 Gb memory which is running out of room. I use it mostly for photos/videos. How much memory can i add and when i upgrade through snow leopard to mountain lion what will it cost andwill that use up all the newly added memory?

    You can put in any 2.5" form factor SATA drive that is 9.5mm or less in height. For RAM we need to know whether you have the 2.0 Ghz or 2.13 Ghz processor model 5.2 MacBook. The model 5,2 (Early 2009, 2.0GHz Model Only) can use 6gb of 200 pin 667mhz PC2-5300 RAM. The model 5,2 (Mid 2009, 2.13GHz Model Only) can use 6gb of 200 pin 800mhz PC2-6400 RAM.
    For a new hard drive try Newegg.com http://www.newegg.com/Store/SubCategory.aspx?SubCategory=380&name=Laptop-Hard-Dr ives&Order=PRICE
    Or OWC for regular hard drives and SSDs  http://eshop.macsales.com/shop/hard-drives/2.5-Notebook/
    Here are instructions on replacing the hard drive in a MacBook with a removable battery. http://creativemac.digitalmedianet.com/articles/viewarticle.jsp?id=45088
    To transfer your current hard drive I like the free application SuperDuper. It makes a bootable copy of everything on your hard drive http://www.shirt-pocket.com/SuperDuper/SuperDuperDescription.html  You'll need a cheap SATA external hard drive case. Put the new drive in the case then format and partition the new drive and clone your old drive to the new one. Check that it's set up right by booting up from the external drive. Then replace your old hard drive with the new one and put your old one in the external case.
    Here's a cheap SATA external hard drive case on Amazon http://www.amazon.com/Vantec-NexStar-2-5-Inch-External-Enclosure/dp/B002JQNXZC/r ef=pd_cp_pc_0
    If you don’t have the tools to open up the MacBook OWC has a set for $5
    http://eshop.macsales.com/item/OWC/TOOLKITMHD/

  • Will upgrading to mountain lion mess up my both camp partition?

    I was just getting ready to update to mountain lion and I was wondering if it would delete my windows partition?

    It shouldn't. But we are taking about computers and anything can happen.

  • Will upgrading to mountain lion delete any of my programs?

    i currently run lion..will all my files, apps, downloads, etc be intact after the upgrade?

    Yes, they should not be distrubed. However, it's always wise to have a backup.

  • HT1338 Free upgrade to Mountain Lion with new Mac mini purchased 6/24/12

    Took picture of Mac mini receipt. Not sure where to e mail it.Couldn't find free upgrade w new Mac on Apple site.

    See Here  >  up to date program

  • HT3529 before i upgraded to mountain lion on my mac book i could share a movie with an ichat buddie can i do this with message too

    Before i upgraded i used ichat with my friend on her mac book and we could share a movie from my mac book thru ichat we both could watch. can i do this with message from my mac book to my husbands iphone 5  ????

    Sorry, not supported with iMessage. You need something like AIM or Jabber.

  • Since I upgraded to mountain lion my mini mac keeps freezing up any ideas on how to fix it?

    HELP Please!!!

    Hello, see how many of these you can answer...
    See if the Disk is issuing any S.M.A.R.T errors in Disk Utility...
    http://support.apple.com/kb/PH7029
    Open Activity Monitor in Applications>Utilities, select All Processes & sort on CPU%, any indications there?
    How much RAM & free space do you have also, click on the Memory & Disk Usage Tabs.
    Open Console in Utilities & see if there are any clues or repeating messages when this happens.
    In the Memory tab, are there a lot of Pageouts?

  • I have a Mac OS X version 10.4.11.  Can I upgrade to Mountain Lion?  If so, what do I need to do?  Thx

    i have a Mac OS X version 10.4.11.  Can I upgrade to Mountain Lion?  If so, what do I need to do?  Thx

    First, you'll have to determine if your iMac can run Mountain Lion at all. See:
    http://www.apple.com/osx/how-to-upgrade/
    If it can - and it would have to be a mid-2007 model; no earlier iMac can run Mountain Lion - then you'll have to get the iMac to Mac OS X 10.6.8 Snow Leopard. From there, assuming your system meets the rest of the system requirements, you can upgrade to Mountain Lion through the Mac App Store.
    Regards.

  • How to upgrade to Mountain Lion

    Any problems upgrading to Mountain Lion?

    Apple Mac App Store
    https://discussions.apple.com/community/mac_app_store/using_mac_apple_store
    How to Buy Mac OS X Mountain Lion/Lion
    http://www.apple.com/osx/how-to-upgrade/
    Mac OS X & Mountain Lion Community
    https://discussions.apple.com/community/mac_os

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