How to clean install mac os x mountain lion hongkiat. Note, that it is recommended that you install os on a clean drive. Install os x mountain lion from usb flash drive appducate. If i can boot it that way, then i would try running disk utility recovery directly on the machine.
Install the os x version you want with this quick and easy stepbystep guide. Os x mountain lion is available now as a download from the mac app store. Mountain lion is available in the format of digital download in the mac app store and not available on a disc. 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. Among exclusive mac os x releases, mac os x lion is a broadly used running system. First, grab hold of a copy of the mountain lion installer file. A clean install means the drive is completely erased and mac os x 10. Because it comes with icloud, your mail, calendars, contacts. The installer you downloaded from the app store automatically deletes itself after youve successfully upgraded or install your mac. Mountain lion will not only make your mac work better, it also makes your mac work even better with your iphone, ipad, and ipod touch.
Prepare a clean external drive at least 10 gb of storage. To create an apple mountain lion bootable usb installation you will need poweriso and an apple os x installation in iso format. But a new download and install procedure debuted with lion os x 10. Should i wipe clean my imac and restore from my hard drive. How to make a bootable mountain lion install drive macworld. I booted into the homemade install disk, reformatted my drive, and proceeded with the installation. Windows 7 ultimate sp1 iso download windows 7 lite edition iso 32bit 64bit for free. The following method allows you to download mac os x lion, mountain lion, and mavericks. Just click the mac app store icon in your dock, purchase mountain lion, and follow the onscreen instructions to install it. How to install macos or os x on a new hard drive for your mac. Restart the computer and after the chime press and hold down the command and r keys until the menu screen appears. How to install or reinstall mac os x mountain lion dummies.
Some new macs unable to reinstall mountain lion cnet. Then i downloaded and it restarted but it wouldnt install. This set of instructions was used by me today to get a disk image of the 10. The following guide requires no coding, terminal work, or mac experience of any kind. Heres how you can download and obtain a soft copy of mountain lion.
How to perform a clean install of mountain lion mac os 10. This is a hackintosh mountain lion installer, it can be used to install os x mountain lion on a normal desktop or laptop computer. But a new downloadandinstall procedure debuted with lion os x 10. How to reinstall macos from macos recovery apple support. How to uninstall mountain lion cache cleaner for mac. Download windows 7 professional edition iso 32bit macos mojave 10. My hope is to download lion to an external drive, and then boot the macbook air from the external drive.
When you download mountain lion, the installer starts automatically. Before you install the mac os x mountain lion, check the compatibility of your applications, because some of them, such as older versions of parallels desktop or adobe creative suite, need to be updated and upgraded to actual versions to prevent compatibility problems. Apples 9th edition of os x series is here with some exciting new features that are ever needed to be existent. Here is how to download a full disk install version of lion. This is an official os x mountain lion installer from apple, it can be used to reinstall or upgrade to mountain lion on a mac.
It just had to download some components from apple, what we now know as internet restore i. Note, that to install the lion or mountain lion, your mac needs to be running. The os x mountain lion installer that you download from the mac app storecan perform both an upgrade installthe default and a clean install. Well walk through the process here, but dont forget to check os x 10. Youll need to supply them with a usb drive 8gb or larger, and possibly buy them a beverage of their choice to say thanks afterwards. How to do a clean install of os x mountain lion mashable. I used mac post factor to load the installer to a usb but when re booting it stuck on the apple startup screen please help. Or is there a way to clean my imac and install mountain lion straightaway and simply drag and drop what i want from my external hard drive onto the new desktop. Once mountain lion has been downloaded, youll be able to find it in your applications folder. Install or reinstall lionmountain lion from scratch. If you are having problems downloading mountain lion to your new mac from the mac app store, you may not be alone. This method of distribution is convenient, but it also raises a number of questions. Macpostfactor formerly known as mlpostfactor is a simple macos app designed to help you bypass macos hardware limitations and install mountain lion, mavericks or yosemite on devices that are not officially supported.
A clean install means that you start fresh, by erasing all of the data on the target drive. How to clean install mac os using a usb drive on mac. Like lion before it, mountain lion is available only as a direct download from apples mac app store. When we say a fresh install, what we are referring to is an install that completely wipes your hard drive and resets your mac to its factory settings while upgrading to os x 10. The installer downloads to the applications folder. Afterwhich, i can download mountain lion and upgrade from there. Download os x mountain lion from the mac app store. Clean install is recommended is always recommended.
Cant download the additional components needed to install. Go to your applications folder and locate the install os x mountain lion app. Heres a stepbystep guide to performing a clean install of newest macos mojave using a bootable usb drive without losing your data. Click on the tools menu and select create bootable usb drive. Then, using disk utility within the internet recovery tools, partition and format the drive, then install a copy of os x mountain lion.
Once the download completes, you can continue the clean install process. If you experience any issues using upgrades, do consider a clean install. By opting for a clean install, you will regain valuable disk space and get rid of the useless. Heres a look at the details of purchasing, downloading, installing, and. Download and install old versions of os x on a mac macpaw.
Osx uninstaller is a reputable tool designed for alllevel users to remove any unwanted, problematic, stubborn and malicious apps within a few clicks. The list of incompatible applications can be found here. Even if you do have enough space, its a good idea to clean your computer. How to create installation dvd with mac os x mountain lion.
Our advice is to install the latest version of macos or os x that is compatible with your machine. Obviously before commencing a fresh install of mountain lion you will want to first make sure you have backed up any important data. This is a tutorial on how to do a clean install of osx mountain lion on a macbook pro from a dvd. Download mac os x mountain lion dmg file installer for version 10. How to do a clean install of osx mountain lion from a dvd. This guide was written for os x mountain lion in 2012, for a current guide to doing a clean install of os x mavericks, please view this updated post. If you install mountain lion right when its released, keep in. Supplying stability, safety and better compatibility features.
The earliest versions, os x lion and os x mountain lion are. How to download, prepare for, and install os x mountain lion duration. I have a 2006 mac pro 7300 gt, 3gb memory, 500 gb hd dual core intel xeon, processor speed 2. Done a clean install of mountain lion, switched accounts and nothing works. Learn how to use macos recovery to reinstall the mac operating system on your builtin drive or an external drive. After i downloaded the disk image on my mba 2011 i burned a dvd copy and also made a usb flash drive installer. No good if i boot the machine and it still wont recognize the disk, though. By creating a bootable install drive, you can perform clean os x 10. I did a clean install of lion from the get go, on day 1. How to clean install windows xp on your computer isoriver. Some new mac users cant reinstall mountain lion and how. This guide was written for os x lion in 2011, for a current guide to doing a clean install of os x mavericks, please view this updated post.
Cant download additional components apple community. Perform a clean install of os x mountain lion on startup. I have followed every thread that i can find on this including the classic how to do a clean install of flash and cannot get past 55% installation before it crashes. If the downloaded mountain lion app automatically pops up after downloading, dont install it yet, just close the window. The operating system takes 30 to 60 minutes to install, so now might be a good time to take a coffee break.
Free download and experience apples os x 9th edition with brand new features. Lastly, if youre still having issues, a secondary usb or. If you need to install macos sierra or macos high sierra on an unsupported computer, you need to use the macos high sierra patcher tool. To uninstall mountain lion cache cleaner for mac without trouble, you are highly recommended to adopt the automatic solution demonstrated below. Ask a friendacquaintance at workschool who owns a mac to download the mountain lion installer from the app store and use it to create a bootable usb installer drive. A clean install of macos high sierra will ensure the maximum performance for your mac. Mountain lion is the latest os x which is available to purchase and has access to download from the app store.
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