During our test installs on a MacBook Air, this process took 18 to 24 minutes.
Once youve purchased and downloaded the Lion installer, here are the simple steps involved: Double-click the Mac Oion Installer application; in the window that appears, click Continue, and then click Agree to agree to the software license agreement.
Thats itunlike previous OS X installers, Lion's doesn't make you decide what kind of installation you want to do, illustrations from children's books which language translations or printer drivers to install, or whether or not youll ever use X11 or QuickTime.
And if youve waited a week or more to install Lion, theres a good chance Apple will have released a minor updateor will sometime soon.
When installation finishes, what youll see depends on whether youve installed Lion on a blank drive or if youve installed it on a drive containing Snow Leopard with existing accounts, settings, and data.Third, if you're trying to download the Lion installer onto a Mac that's already running Lion (either the GM or the official release the Mac App Store will claim that Lion is already installed and, again, prevent you from downloading.However, theres a catch here: After downloading the Lion installer to your Mac, if you leave the installer in the Applications folder and use it to install Lion on your Macs startup drive, the installer will disappear after installationits summarily deleted as part of the.We also have a complete guide to installing and upgrading to Mountain Lion (OS.8).Installing Lion, when I explained how to install Snow Leopard, I noted that, compared to installing previous versions of Mac OS X, it was the easiest process yet.You'll see a message in the installer window that Your computer will restart automatically; you can continue to work in other applications during this time, but once the preparation phase is finished, youll get only a 30-second warning, and then your Mac will indeed restart.
In fact, its available only as a download from Apples Mac App Store.
You wont be prompted to authorize the installer on each Mac, as you are with other Mac App Store-distributed softwarethe Lion installer does not use digital-rights management (DRM which makes it easy to use one installer to upgrade all the Snow Leopard Macs in your.
If that doesn't work, switch to the Mac App Store's main page 2008 cal spa hot tub manual and then Optionclick the Purchases button in the toolbar.
Choose one, and OS X will see if drivers are available.If your Mac is a laptop, or if youve got a Magic Trackpad or Magic Mouse connected, this window explains how to use Lions new inverted-direction scrolling and shows a video demonstration of two-finger scrolling.The solution is either to delete the GM, after compressing it or copying it to a removable drive if you want to keep it handy, or to disconnect the drive on which the GM resides.Despite the different banner text, this is otherwise the same as the Finishing Up window I described in the previous paragraph.By default, only your internal startup drive is listed; if you have other drives connected and want to install Lion onto one of them, click the Show All Disks button and then choose the desired drive.