: This platform hosts Apple OS X Mavericks (10.9.5) as a 6.1GB disk image for historical preservation.
The official way to download is through the Apple App Store, provided you have previously "purchased" (downloaded) it while it was a current release. While the full installer is no longer easily accessible for new users directly from Apple's main servers, various update packages and archives remain available. Official Download Options Mac OS X Mavericks 10.9.5 Free Download
Before downloading, ensure your Mac is compatible with 10.9.5: Download OS X Mavericks 10.9.5 Update (Combo) : This platform hosts Apple OS X Mavericks (10
: Open the App Store and check the Purchases tab. If you have ever downloaded Mavericks, it will be listed there for free re-download. Third-Party & Alternative Archives Note: You may need to set your Mac's
: Provides the 10.9.5 13F34 build . Note: You may need to set your Mac's system clock back to February 1, 2014 , to bypass expired security certificates during installation. System Requirements