Retrieved June 6, Dozens of new high quality multilingual speech voices". March 2, April 1, Archived from the original on June 8, Retrieved October 24, Retrieved February 24, Retrieved January 23, March 31, Retrieved April 27, Cult of Mac. Apple Gazette. February 26, TextEdit adds vertical layout, graphical toolbar". Read about all of them via Internet Archive ". Retrieved June 21, OS X Lion v Apple, Inc. Retrieved 19 December Ars Technica. December 9, Retrieved December 13, Archived from the original on June 9, Retrieved June 10, Developer Preview 3 dials down animated tabs".
April 29, Retrieved July 12, Retrieved October 7, BBC News Online. The Register. October 20, Daring Fireball. October 22, Retrieved July 25, Retrieved August 3, Martin August 15, Retrieved August 16, Retrieved August 4, The Mac Observer. Business Insider.
Archived from the original on June 30, Retrieved July 21, The Guardian. Retrieved July 24, Retrieved July 23, July 23, Retrieved May 19, About This Mac "build" information". April 14, Retrieved April 26, Archived from the original on January 12, July 29, About Lion Recovery". January 5, You may prefer a different backup method, and that's fine; the important thing is having a current backup. If you have everything lined up, and you've ensured that you have current backups in place, let's begin the actual upgrade process.
Download Os X Lion for Mac - Best Software & Apps
The upgrade will replace the version of OS X you're currently running but will leave your user data and most of your preferences and apps in place. Before you begin the upgrade, make sure you have a current backup of all your data. While the upgrade process shouldn't cause any problems, it's always best to be prepared for the worst. If you use multiple monitors, be sure to have all of the monitors turned on. During the installation, the progress window may display on the secondary monitor instead of your main monitor.
You won't see the progress window if the display is turned off, and you may think something is going wrong with the installation. More importantly, if you can't see the progress window, you won't have any idea how long you have to wait before you can use your new OS. Your Mac will restart automatically once the installation is complete.
Create a Certificate Identity and CSR
This is where many people get worried because the first startup with OS X Mountain Lion can take a long time. Mountain Lion analyzes your Mac's hardware, fills data caches, and performs other one-time housekeeping chores. This startup delay is a one-time event.
The next time you start your Mac, it will respond as expected. This will check for updates of the OS and many supported products, such as printers, that are connected to your Mac and may need updated software to work correctly with Mountain Lion. Share Pin Email.
Mac OS X Lion
Tom Nelson has written hundreds of articles, tutorials, and reviews for Other World Computing and About. He is the president of Coyote Moon, Inc. Updated December 17, A destination volume for the installation. Basically, any bootable device will work, but because this is a guide to an upgrade install, the target volume must be running OS X Lion or earlier.
If your Mac doesn't meet this requirement, then the Clean Install guide is a better choice for you.
Download OS X Lion
A minimum of 8 GB of free space; more space is better, of course. This is a hidden volume that is created during the installation. If there's some reason you believe that's not true, contact Apple for assistance. Yes No.
Not Helpful 0 Helpful 0. Include your email address to get a message when this question is answered. Already answered Not a question Bad question Other. Tips Don't worry about your computer getting hot, even though it does during installation it is temporary for the time being.
ARCHIVED: How do I install OS X 10.8 (Mountain Lion)?
Once the downloading is done your computer will get back to normal. Swipe between pages of apps in Launchpad by clicking and holding your mouse while making a swiping gesture left or right, or use a two finger gesture on your trackpad. Edit Related wikiHows.