To run OS X 10.9, your Mac generally needs to be a 2007–2008 model or newer with at least 2GB of RAM and 8GB of available storage. It was the last version to support certain mid-2007 iMacs and 2008 MacBooks.
Once you have your , the most reliable way to create a bootable installer is using the "createinstallmedia" command in the Terminal. Plug in a USB drive (8GB or larger). Rename the drive to Untitled . mac os x mavericks 109 iso and dmg image hot download
Mavericks was the first version offered exclusively through the Mac App Store. To run OS X 10
: This is the recommended final update (13F34) to improve stability and security. OS X Mavericks 10.9.1 Update : Specific update for Mac Pro (Late 2013) models. Apple Support 2. Mac App Store (Legacy Users) Plug in a USB drive (8GB or larger)
To ensure that the downloaded installation files are genuine and not corrupted, verify their integrity using the following steps:
If you previously "purchased" (Mavericks was free, but registered as a transaction) the OS, it may still appear in the Purchased tab of the Mac App Store on an older Mac running an compatible operating system.