How to clean install os x yosemite via bootable usb flash drive. Though a recovery partition will be created when you install os x lion, a installation dvd or thunmb drive is good to have for clean install or new hard drive. While downloading an os x or macos version offers instant gratification, it means youre left without an installer. Well walk through the process here, but dont forget to check os x 10. Jul 18, 2011 lion may be the first release of the mac os to be delivered as a digital download. Download install disk creator by clicking on the link. Install os x mountain lion from usb flash drive appducate. Simply follow the instructions below to install the latest compatible version of macos or os x on your new hard drive. Mac os x lion dvds flash drive installation apple mac os x mac os x. Jul 20, 2011 follow our easy guide for creating a bootable dvd or usb thumb drive.
In this tutorial well show you how to install mac os x lion, os x snow leopard, or os x leopard from a usb stick. Therefore there are very few documentations regarding clean installation for mac os relative to windows reinstallation. Jun 26, 2017 so by following this guide, you can install mac os x lion on your hackintosh using only a usb thumb drive. The new 2018 guide to install or reinstall os x from usb flash drive. Dec 24, 2012 there are many reasons why you may want to use a usb flash drive to install mac os x mountain lion. Create os x mountain lion bootable usb from windows itek. How to clean install mac os using a usb drive on mac. Apple disregarded these concerns with the release of mac os x 10. Download cleanmymac to quickly solve some of the issues. Once this task is completed, you can install mac os x lion from this usb drive either when logged in, or during boot keep the option or alt key pressed to be able to select the usb drive to boot from. Please note this will erase all data on your hard drive.
How to make a bootable install disk of mac os x lion cult. There are so many things you can do with past os x like lion, mavericks or. I will do a clean install later, but want to thank you for this. Then download the efi mounter app and doubleclick to open it. In addition to these versions of os x, you could also use this guide for installing older versions of mac os x from a flash drive. Have fitted a 480gb ssd and tried using the internet recovery to install mountain lion. Mar 19, 2012 if you purchased it i would from your current hard drive go back to hte mas and re download lion from the purchased tab and than make a bootable copy of lion on a usb or dvd so you always have it to do clean installs. To do a clean install of os x mavericks, youll need a blank usb flash drive that is at least 8gb in size. First thing you need is a bootable usb which needs to be created on mac machine. Creating a usb install drive is one of the simplest ways to ensure that a fresh clean installation of os x mountain lion is only a few steps away. How to install mac os x lion from usb flash drive youtube.
However, even this workaround was a bit involved for most people. Follow this guide, and youll be able to do a clean install of mac os x lion on your hackintosh, or upgrade your existing snow leopard installation thats your personal preference. Follow this guide, and youll be able to do a cleaninstall of mac os x lion on your hackintosh, or upgrade your existing snow leopard installation thats your personal preference. Guide creating os x usb installer using a windows pc. The www blog how to burn an install dvd usb drive for. So, sometimes it is even more helpful to create a video that explains the process, so i quickly put one together. But did you know that you can create a bootable usb drive to install macos from. Connect the usb flash drive or other volume that youre using for the bootable installer. Mar 12, 2020 find the appropriate download link in the upgrade instructions for each macos version. Just connect the usb disk and press the option key when you hear the boot sound. How to burn your own os x lion install dvd or usb drive. How to make a bootable flash installer of os x or macos. How to make a clean install of mac osx lion with a usb memory stick. This was the simple way of installing windows 10 on mac os.
Heres how to download and install a copy of catalina or another version of. How to create an os x mavericks usb installation drive. How to create an os x mountain lion usb installation drive. How to make a bootable install of mavericks on flash usb drive.
The following method allows you to download mac os x lion, mountain lion, and mavericks. How to perform a clean install of macos high sierra rocket yard. How to create a bootable usb drive ifixit repair guide. If you still need macos high sierra, use this app store link. An email with a content code for the mac app store. Macworld also has bootableinstalldrive instructions for. How to create a bootable installer for macos apple support.
Based on our testing, the lion installer refuses to install lion onto a drive containing leopard 10. To find out how to create a bootable os x usb watch this video. Alternatively, you can also read these instructions on how to install os x lion from a usb fla. In this tutorial, i would try to cover up as much detail i could to help you reinstall a clean mac os on to your macbook or imac. Heres a look at whether or not thats possible when installing mountain. Apple doesnt sell lion on a disk or flash drive, which doesnt give you much of an option to perform a clean install. Weve written lots of hackintosh guides all the way from os x 10. Os x mavericks is available in the mac app store now, but its only an upgradebut if you want to do a clean install, youll need to manually burn an installation flash drive. How to burn os x mountain lion to a dvd or usb flash drive. Create os x mountain lion bootable usb from windows itek blog. This is problematic if you need to reinstall os x or macos on a newly formatted hard drive, if youre in an. As said earlier, you could use the macos usb installer to do a clean install or restore it upon a boot failure. In this post, well describe how to do a clean install of macos 10. Inside, well show you how to setup your very own os x mountain lion usb installation drive, using an easy to follow video walkthrough.
With several usb drives, still the drives dont show up. The process described below will format the selected mac disk and erase everything on it, followed by performing a completely clean and fresh installation of os x mountain lion. Youll be using this drive completely for os x mavericks, so dont waste a larger drive. With the arrival of os x lion in 2011, apple changed its softwaredelivery method to a download model with the mac app store instead of using physical dvds and other media. A clean install will erase all of the contents on your. There are many reasons why you may want to use a usb flash drive to install mac os x mountain lion. After you download the installer, copy it to any mac that meets the minimum. How to clean install mac os x lion using a usb flash drive duration. To get the correct installer, download from a mac that is. To get the correct installer, download from a mac that is using. This guide will teach you how to create a bootable usb flash drive of mac os x lion 10.
Go ahead and download os x lion from the mac app store. How to clean install os x on your macmacbook proair. Download lion from the mac app storebut dont install it yet, because of the disappearing installer issue noted above. Mar 30, 2020 starting with os x lion, apple did away with dvds and other media as a method of installing software and switched to a download model instead. Oct 18, 2014 stepbystep guide to completing a clean install of mac os x yosemite using a flash drive. 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. This was a pain in the tush because you had to install the os twice. The use of content codes and redeemed software is subject. Gone are the clunky days of using cds to reinstall an os. Either get it from app store or buy its installation usb drive create bootable usb drive. Os x mavericks is now available to everyone as a free download, and while you can update as many macs as you want by downloading the installer repeatedly from the mac app store, a better option for many is to create a simple bootable usb install drive.
A clean installation of macos can speed up your mac and rid it of problems. After formatting the drive and starting the install i get a timer stating its going to take 2,393,938,938 and 8 minutes. Jul 11, 2012 how to install mac os x lion from usb flash drive anderson araujo. Jul 17, 2011 to download osx lion you do have to do it from a computer with snow leopard 10. Make os x lion offline installer dvd and usb thumb. To create an apple mountain lion bootable usb installation you will need poweriso and an apple os x installation in iso format. How to create an emergency mac os boot device using a usb flash drive. After completing the installation, the app store will remove the installation files, and we really need those to create an installation dvd or usb drive. Use the os x lion installer to create a clean install on an internal, external, or a. With the release of the os x lion operating system for mac computers, apple ceased traditional distribution of physical retail discs and instead offered the os as a download via the mac app store.
Building an os x mountain lion installer thumb drive. So by following this guide, you can install mac os x lion on your hackintosh using only a usb thumb drive. Step 1 plug in the usb flash drive then open the transmac right click on your usb flash drive thats appears on your left hand side then go to format disk and click format disk with image. Clean installing or restoring a mac offline with usb pen drive. Prepare a clean external drive at least 10 gb of storage.
So, it doesnt matter if you want a clean slate on a secondhand macbook or if you replaced the drive in your ageold machine, weve got you covered. It just says that my hard drive is locked or cant find it. So if youre looking to give your mac a fresh start with just a classic mac os x and nothing else, to clean install mac os from usb is the best option for you. How to create a bootable macos catalina installer drive macworld. How to make a bootable install of mavericks on flash usb. By creating a bootable install drive, you can perform clean os x 10.
Click on the tools menu and select create bootable usb drive select source image file. You dont need a bootable installer to upgrade macos or reinstall. Create an installation disk usb or dvd for macos x. How to install mac os x lion on computer using usb pcs place. How to install macos or os x on a new hard drive for your mac. How to create a bootable install drive for macos high sierra. A usb stick you can boot off and repair your lion installation from. How do you get mac lion roaring again without access to the mac. In the terminal window, type diskutil list and note down the disk no. Aug 14, 2012 this was a pain in the tush because you had to install the os twice. To use the os x lion dvd and usb flash drive, you press and hold option key when you hear mac startup chime at start up. The entire process took about 45 minutes for me to install os x lion from usb.
Content codes are usually delivered within 1 business day but may occasionally take longer. Mac users can also create a bootable usb flash drive with lion installed on it. How to upgrade or install mac os x lion on a hackintosh using. How to install windows 10 on mac os without boot camp. Separately, apple will also begin offering lion on a usb thumb drive in apple stores come august. Create a bootable lion install drive for newer macs macworld. How to install fresh os x lion or os x mountain lion youtube. How to install macos mojave on external usb drive or ssd. The os x yosemite bootable usb flash drive will be. It takes me to the install screen and i click through and agree to the terms and conditions. This year, i update those instructions for mountain lion. If you need to install multiple copies on a few computers, or even prefer not to have to download a new copy every time you have to install the mac os. Starting with os x lion, apple did away with dvds and other media as a method of installing software and switched to a download model instead. After about 2mins it pops up saying cant download the additional components needed to install mac os x.
Jul 25, 2012 how to create a bootable mountain lion 10. Disk utility but lion installation from dvd drive can take forever. I have also done the same and older instructions for mac os x lion. Some mac users prefer to do a clean install of each major new version of os x, erasing their drive and starting over. The steps below will guide you through how to install os x snow leopard from a usb flash drive. How to clean install macos catalina and older versions. How to clean install mac os x lion using a usb flash drive. Apple mac os x lion is now available to general public. How to upgrade or install mac os x lion on a hackintosh. Use the menu mac os x lion install and select the option quit mac os x lion. How to make a bootable lion install disc or drive macworld. Also, a few users were wondering how to create a bootable usb thumb drive with the same installer so i have added those steps to. How to create a bootable macos high sierra installer drive. Connect the usb flash drive or other volume that youre using for the.
Jan 15, 2019 there are so many things you can do with past os x like lion, mavericks or yosemite each one of these operates flawlessly. The next article, im going to show you how to install windows 10 on mac os with boot camp. Steps to install mac os x lion on computer using usb. Installing clean osx lion from a dvd or usb stick apple. Cleaning can be done either manually or using a dedicated app. How to install a fresh os x lion or mountain lion on any mac. Before you proceed, make sure you have a backup of the flash drives. Byte figured out a way to bypass this extra installation and wrote it up in how to create an os x lion install disc.
How to create an os x mountain lion install usb drive. It is great to see apple moving more and more towards online software distribution, there still remains instances when consumers would like to install drives from physical media. Even so, its still easy to create a usb installation disk for os x lion if you want to install lion on a freshly formatted hard drive, if youre in an emergency booting situation, or if you need to repair your macs hard drive. A usb flash drive version will become available in the future, but there is a way to get a clean install from a dvd or usb flash drive now with some effort.
Especially if one would like to install os x lion when not already running snow leopard. Updated 72211 there is now a video that explains all of the items below as well as steps on how to create a bootable usb thumb drive on this post. I tried to bring it back to lion, but it did the same thing. Now drag the partition of the flash drive onto the input field of the. Put a full bootable lion installation on the usb drive with a recovery partition. Usb flash drives are cheaper than ever, so you wont have to spend much for this. To download the macos installer, open the app store and search for your. You can perform a clean os x lion install with the usb drive. How to create a bootable macos high sierra installer drive put the macos high sierra installer on an external usb thumb drive or hard drive and use it to install the operating system on a mac. Find the appropriate download link in the upgrade instructions for each macos version. Perform a clean install of os x lion on your mac lifewire. A 15gb or larger removable usb flash drive to hold the installer file for our. The physical copy of the installation is always required for future use, and using the disk utility in your mac you can create a. I decided to do a clean install and just start fresh with my macbook pro, so i have made a video for you guys on how to mount mac os x lion onto a bootable drive and do a clean install.
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