#Upgrade from leopard to mountain lion mac Patch#
You have to patch Snow Leopard all the way to 10.6.6 first on Apple’s website (and Apple recommends going all the way to 10.6.8). You can’t go straight from the earliest version of Snow Leopard to Lion. Upgrading from 10.6 “Snow Leopard” to 10.7 “Lion” Lion system requirements: Note that 10.6 Snow Leopard is the minumum version to be able to run our Mac optimization app, MacReviver. If you have any Intel Mac, just put the Snow Leopard DVD in the drive and follow the instructions to upgrade.Īs we said earlier, if you still have a Power PC Mac, you’re stuck at 10.5 Leopard, as that was the last version to officially support non-Intel Macs. This DVD is also the only way for Macs with older versions of OS X to gain access to the Mac App Store and upgrade past Snow Leopard. Snow Leopard is the last verison of OS X available strictly by DVD. Upgrading from 10.5 “Leopard” to 10.6 “Snow Leopard” Snow Leopard system requirements: If you have an early Intel-based Mac, it’s wiser to skip Leopard and go straight from Lion to Snow Leopard - assuming you meet the memory and hard drive requirements. Still, there’s a lot you will no longer be able to do on your Mac until you get a more recent, Intel-based machine. Leopard is the last version of OS X that supports PowerPC Macs, so it’s a good idea to have this latest version. If you’ve got an older PowerPC Mac that you’d like to upgrade all the way, put the 10.5 Leopard DVD in the drive and follow the instructions. Intel processor or PowerPC G4 or G5 at 867 MHz or greater.
A PowerPC G3, G4 or G5 at 300 MHz or greater.
Upgrading from 10.4 “Tiger” to 10.5 “Leopard” Tiger minimum system requirements: Here’s a guide designed for all Mac users, that takes you through upgrade paths for all the latest versions of OS X.
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