If you’re running anything below OS X 10.7 Lion, chances are you may still be using a few PowerPC programs – software that was never updated to run natively on Macs with Intel processors. If you want to upgrade to Snow Leopard, you can grab a copy of the software for $20. The Mac App Store arrived in the Mac OS X 10.6 Snow Leopard. If you’re still running OS X 10.5 Leopard and don’t have access to the Mac App Store, you really, really need to upgrade.
Meaning, if you want Yosemite, you will need the Mac App Store. Make Sure Your Mac Is Running OS X 10.6 Snow Leopard Or HigherĪs has been the custom with all recent OS X releases, Apple releases its new operating softwares through the Mac App Store. Be sure to check out tips to free up valuable hard drive space on your Mac. So, we recommend you to have at least 20GB of free space on your hard drive before installing Yosemite. In addition, downloading the Yosemite installer, which is 5.09 GB, will take up more space on your system, and you’ll also need to allow some room for temporary files. Apple usually suggests that you should have at least 8GB of free space before installing any major OS X update, but we recommend having 15GB to 20GB. Your next step is to ensure that you have enough free hard drive space for Yosemite. Ensure You Have Enough Free Space For OS X Yosemite If you decide to go down the RAM upgrade road, make sure that the RAM you choose for your system is compatible.ģ.
If your Mac’s RAM (memory) is below 4GB, this might be the time to consider upgrading to a new Mac, or install more RAM. Make sure you have sufficient RAM to run OS X 10.10Īgain, Apple hasn’t yet announced how much RAM you’ll need to run OS X 10.10, but you’ll need 2GB or higher to run Yosemite, although 4GB is recommended.