How to do a clean install of os x mountain lion 10. This is a tutorial on how to do a clean install of osx mountain lion on a macbook pro from a dvd. Obviously before commencing a fresh install of mountain lion you will want to first make sure you have backed up any important data. 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 are having problems downloading mountain lion to your new mac from the mac app store, you may not be alone. Then choose the file you downloaded mountain lion from torrent. Well walk through the process here, but dont forget to check os x 10. Dec 24, 2012 once mountain lion has been downloaded, youll be able to find it in your applications folder. How can i create a bootable disc of mountain lion with a. Oct 29, 2019 download windows 7 professional edition iso 32bit macos mojave 10.
Download windows 7 professional edition iso 32bit macos mojave 10. Install or reinstall lionmountain lion from scratch. Jul 28, 2012 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. If you search on the internet a mac os x mountain lion 10. 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. Heres how you can download and obtain a soft copy of mountain lion. Prepare a clean external drive at least 10 gb of storage. 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.
To create an apple mountain lion bootable usb installation you will need poweriso and an apple os x installation in iso format. 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. Then on transmac right click on file you mounted into transmac then click burn cddvd by inserting blank dvd to your computer tray. Once the download completes, you can continue the clean install process. Create os x mountain lion bootable usb from windows itek blog. This guide has been superseded by our guide for installing os x. Install os x mountain lion from usb flash drive appducate. Install or reinstall lion mountain lion from scratch.
Have had 8 gb ram installed for over a year now, as well as lion, and its doing fine but want to upgrade it some more to get another couple years out of it. If the downloaded mountain lion app automatically pops up after downloading, dont install it yet, just close the window. A mountain lion icon will display on the launchpad. 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. Os x mountain lion is available now as a download from the mac app store. How to install os x mountain lion with pictures wikihow. There are no separate version for upgrade or clean install, any mountain lion os installer can do both if the prerequisites are met. How to download, prepare for, and install os x mountain lion duration. How to do a clean install of osx mountain lion from a dvd. First, grab hold of a copy of the mountain lion installer file.
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. By creating a bootable install drive, you can perform clean os x 10. 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. My hope is to download lion to an external drive, and then boot the macbook air from the external drive. Some new macs unable to reinstall mountain lion cnet. It comes with a safe official mac os x mountain lion 1085 offline installer. Learn how to download and install macos catalina, the latest version of the mac operating system.
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. Apples 9th edition of os x series is here with some exciting new features that are ever needed to be existent. After i downloaded the disk image on my mba 2011 i burned a dvd copy and also made a usb flash drive installer. Mountain lion is the latest os x which is available to purchase and has access to download from the app store. Supplying stability, safety and better compatibility features. How to clean install mac os x mountain lion hongkiat. Feb 27, 20 some new macs unable to reinstall mountain lion. 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. If i can boot it that way, then i would try running disk utility recovery directly on the machine. Apple os x mountain lion is the latest release of the worlds most advanced desktop operating system. But my mbp was preinstalled lion when i purchased it. Free download and experience apples os x 9th edition with brand new features.
Mountain lion is available in the format of digital download in the mac app store and not available on a disc. Among exclusive mac os x releases, mac os x lion is a broadly used running system. A clean install means that you start fresh, by erasing all of the data on the target drive. Jul 08, 2011 my hope is to download lion to an external drive, and then boot the macbook air from the external drive. Because the clean install process erases the contents of the destination drive, its obvious that you cant boot from the startup drive and then try to erase it. Nov 29, 2017 the following method allows you to download mac os x lion, mountain lion, and mavericks. Extend your workspace and expand your creativity with ipad and apple pencil.
Once mountain lion has been downloaded, youll be able to find it in your applications folder. Feb 17, 2012 by creating a bootable install drive, you can perform clean os x 10. The installer you downloaded from the app store automatically deletes itself after youve successfully upgraded or install your mac. With the new messages app, you can send text, photos, videos, contacts, web links, and documents to anyone using another mac, iphone, ipad, or ipod. If you need to install macos sierra or macos high sierra on an unsupported computer, you need to use the macos high sierra. Click on the tools menu and select create bootable usb drive.
Here is how to download a full disk install version of lion. Experience music, tv, and podcasts in three allnew mac apps. The operating system takes 30 to 60 minutes to install, so now might be a good time to take a coffee break. Restart the computer and after the chime press and hold down the command and r keys until the menu screen appears. Download the latest official version of mac os x mountain lion. No good if i boot the machine and it still wont recognize the disk, though. Afterwhich, i can download mountain lion and upgrade from there. 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.
Mountain lion includes over 200 new features to update your mac into the best computing experience yet. Just click the mac app store icon in your dock, purchase mountain lion, and follow the onscreen instructions to install it. How to clean install mac os using a usb drive on mac. 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. 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. Should i wipe clean my imac and restore from my hard drive.
The os x mountain lion installer that you download from the mac app storecan perform both an upgrade installthe default and a clean install. Ive just downloaded and installed the mountain lion update from the mac app store, but when i cant find it in my applications folder. Cant download the additional components needed to install. Perform a clean install of os x mountain lion on startup. Go to your applications folder and locate the install os x mountain lion app. However, there is now an easier way to install mac os x mountain lion, by using the newly updated myhack app. This set of instructions was used by me today to get a disk image of the 10. The usb drive used for the mountain lion installer must be at least 8 gb in size. 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. How can i find install os x mountain lion installesd. I have a 2006 mac pro 7300 gt, 3gb memory, 500 gb hd dual core intel xeon, processor speed 2. Cant download additional components apple community. The second option, and perhaps the more common of the two, is to perform a clean install on the current startup drive.
How to make a bootable disk or usb drive of os x mountain lion. Download mac os x mountain lion dmg file installer for version 10. Apr 04, 2012 for the purposes of this guide, im going to assume that you have the mountain lion dmg file that is named mac os x install esd. Apple only sells os x mountain lion as a digital download in the mac app store. Tried download lion from recovery disk, downloaded but it cant install for some reason. The result, if it were possible, would be a crashed mac. Sep 25, 2016 download macpostfactor formerly mlpostfactor an easy to use installer application that enables you to effortlessly deploy the mountain lionmountain lion, mavericks or yosemite operating system on unsupported macs. But a new download and install procedure debuted with lion os x 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. How to perform a clean install of mountain lion mac os 10. But before you rush to install mountain lion, youll want to check out our indepth guide to preparing your mac for mountain lion, downloading and.
The following method allows you to download mac os x lion, mountain lion, and mavericks. Because it comes with icloud, your mail, calendars, contacts. How to install or reinstall mac os x mountain lion dummies. But a new downloadandinstall procedure debuted with lion os x 10. Read installation guide from macbreaker usb and dvd 4. The os x mountain lion installer that you download from the mac app storecan perform both an upgrade install the default and a clean install. Download windows 7 lite edition iso 32bit 64bit for free.
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