Snow Leopard is the gateway to update your Mac to a newer operating system via Apple. Apple unveiled Mac OS X Snow Leopard at SAN FRANCISCO on June 8, 2009, Snow Leopard is an even more powerful and refined version of the world’s most advanced operating system and the foundation for future Mac innovation. Download Mac OS X Snow Leopard.If you didn’t purchase Snow Leopard, you can’t install Lion.Those situations are pretty clear. If your Mac shipped with Leopard, but you later purchased Snow Leopard for, and installed it on, that Mac, you can install Lion on it. Download ppc appstore all the best apps fo.The software license you agree to when you install Lion states that you can “download, install, use and run for personal, non-commercial use, one (1) copy of directly on each Apple-branded computer running Mac OS X Snow Leopard or Mac OS X Snow Leopard Server…that you own or control.” In other words, if your Mac shipped with Snow Leopard, you can install Lion on it. Its now 2020 and still browsers are being released on powerpc. There are many Answer (1 of 3): Step ignore people who say things like never has or you have to get a new you can never have a modern browser its all nonsense from people who dont havr any expertise. So, you’ve decided to download an older version of Mac OS X.
Snow Leopard 10.5.8 Upgrade Many TimesIt will, however, install onto a blank drive, so Lion clearly doesn’t need any of Snow Leopard’s files or settings.As I mentioned above, the Lion installer will let you install Lion onto a bare drive when the installer itself is run under Snow Leopard or Lion. Based on our testing, the Lion installer refuses to install Lion onto a drive containing Leopard (10.5) in fact, it refuses to install on any drive running a version of Mac OS X below 10.6.6. In other words, in our view, you should be well within your rights to install Lion on any of your computers for which you have a valid, current Snow Leopard license—even if you don’t install Snow Leopard on it first.So then the question becomes whether there are any technical reasons you can’t install Lion over Leopard. While the letter of the law says you need to install Snow Leopard before installing Lion, the spirit of the law seems to be that a particular Mac just needs a license for Snow Leopard before you can install Lion on it. Having performed this two-step upgrade many times while researching our various Lion-installation articles, I can tell you that it’s a real hassle.)But lets take a step back.When you do so, you’ll find yourself with a screen called Mac OS X Utilities with several options. (If you’ve already got your copy of the Lion installer, skip this step.)Create a bootable Lion-installer drive using the instructions in How to make a bootable Lion install disk or drive.Boot your Leopard Mac from that new Lion install drive. (For this purpose, I recommend a clone.) Be sure to test this backup to verify that it has your latest data: In the case of a Time Machine backup, try restoring some important data from the backup in the case of a clone backup, boot from the clone to make sure it boots and that it contains all your data.Use the Snow Leopard or Lion computer to download the Lion installer from the Mac App Store. (If this sounds a lot like a clean install, that’s because it’s essentially the same process.) Here’s are the steps to take:Make sure you have an up-to-date backup—either a Time Machine backup or a clone backup using a utility such as SuperDuper or Carbon Copy Cloner—of your Leopard Mac’s hard drive. You just erase your Mac’s drive, install Lion onto it, and then import all your data from your backup. Emulator iphone for macHere’s how to do that:On your Leopard-equipped Mac, navigate to /System/Library/CoreServices.Using a text editor that lets you enter an admin-user name and password to edit system-level files—such as the non-Mac App Store version of TextWrangler—open SystemVersion.plist.Locate the ProductVersion key (not the ProductUserVisibleVersion key). The Lion installer—which will still need to be run on a Mac running Snow Leopard or Lion—will then install Lion over Leopard without the slightest complaint. But how does the installer know your drive contains Leopard and not Snow Leopard? It turns out that the installer simply checks a particular file— /System/Library/CoreServices/SystemVersion.plist—on the destination disk to check the version of OS X currently installed on that disk.Which means that if your Mac is running Leopard, and you’re feeling adventurous, you can edit the SystemVersion.plist file so that it claims you’re running, say, 10.6.7. You’ll use the third option, From Time Machine Or Another Disk, to transfer all your files from your backup to your new installation of Lion.When the transfer process is finished, you’ll be able to log in to Lion with all your accounts and data intact.If you’re comfortable diving into the OS and editing a plist file, this is the fastest way to install Lion over Leopard, although, as with the previous method, you’ll need to be able to boot from a Snow Leopard or Lion drive to run the installer.As I mentioned above, the Lion installer refuses to install the OS on a Leopard Mac. Warning: This step erases all the data on your Mac’s hard drive, which is why you needed that backup!When the erase procedure is finished, quit Disk Utility to get back to the Mac OS X Utilities screen.Select Reinstall Mac OS X and click Continue to launch the Lion installer and install Lion on your Mac’s internal drive.After your Mac restarts, installation finishes, and you proceed through the setup process, watch for the Transfer Information To This Mac screen. To do so, select that drive on the left, click Erase on the right, choose Mac OS X Extended (Journaled) from the Format pop-up menu, and click Erase. Another option, if you’ve got two Macs with FireWire, is to boot the Leopard Mac into Target Disk Mode and connect it to your Snow Leopard or Lion Mac, and then run the Lion installer.Whichever approach you take, when you’re done, you’ll have Lion on your previously Leopard Mac.Updated , 12:30pm, to fix an error in Step 5 of the “quick” procedure. You could instead boot your Leopard Mac from an external drive containing Snow Leopard or Lion, and then run the Lion installer from there. If you’ve created a bootable Lion install disc or drive, just boot your Mac from it, and when the Mac OS X Utilities screen appears, use the Reinstall Mac OS X option to install Lion on your Leopard drive.
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