Also, if your Mac is experiencing problems, a bootable installer drive makes a handy emergency disk. You can also create another flash drive to use for High Sierra. Click on Continue, select the destination drive, and install. Or just make a boot disk and not worry about it again. From recovery mode you can run Disk Utility, get online help and do a restore from a Time Machine backup and re-install Lion leaving all your other files intact — it just replaces the core operating system.
Well, I'll admit I haven't tried purchasing through the link. This will take only few seconds and your partition will be formatted. Update: When this article was originally published, the Mac App Store version of Lion would not boot any Macs released in mid-2011 or later, as those models shipped with a newer version of Lion preinstalled. Thats why the guide here can get you out of trouble. A screen will appear asking you which volume you would like to boot the system from. This should be no great loss. Click the Partition button to continue.
Having two separate installations of has several advantages over installing Lion atop your existing 10. My main computer is a older iMac desk top, and has a disk drive. Go into the App Store application and open the Purchases tab at the top of the screen. Once you buy the license you will receive a redemption code from Apple within 24 hours by email. The alternate option to purchase the Mountain Lion is to borrow the installation file of Mountain Lion from any of your friends who have it and then create the install media with the same file. Click on Ok and Tap the Apply button now to begin formatting.
This will allow the Mac boot from the drive. A screen will appear asking you which volume you would like to boot the system from. Step Five Click to launch a new Finder window from your dock. Follow to properly format the drive. First you have require to set up your window bios hardware virtualization enable for that you have to restart your pc and when boot start press esc key and select system settings and set hardware virtulization enable. Lion never existed on discs back in the day, so it'd be extremely weird for them to sell it on discs now 5 years later. Who ever I bought this from did something to the computer and I get a folder with a question mark.
So I deleted and reinstalled, and it just finished. Unless you have downloaded Mountain Lion from the App Store in the past, then you cannot re-download it. This is pretty easy to do, but I have made the walkthrough as simple as possible with plenty of screenshots, so just follow along the instructions. In the Source area click the Image button. I tried to make a bootable drive with Yosemite or mavericks and it wouldn't work with this computer. Bootable status will show as Yes. To streamline the process, download the free app.
You can use Disk Utility's Restore screen to create a bootable flash drive or hard drive. I know right about the redemption code! Second, see this How To outline for creating a bootable El Capitan installer. If you do not find this file you will have to download it again. A warning will pop-up asking if you are sure you want to partition the media. Installation: Now you can proceed with isntallation by choosign the Partition you just created. This is what will enable you to dual boot between 10. To do so, simply click and drag the file to the desired location while holding down the Option key.
. Highlight the partition by clicking on it in the space it is shown below the Volume Scheme drop-down and then click on Options underneath it. Click the Restore tab at the top right. Anyways, I've giving up on the downloading lion and then putting it on a thumb drive, since I can't find lion to download. When asked to confirm click the Partition button.
From there, select Options underneath Partition tab and check mark Master Boot Record option. I will get lion in the mail in a few days. Everything seem to go and then it completely failed. It didn't happen until after I used it for a few weeks, at first it seemed to work fine. How to Install Mountain Lion 10.