Mac OS X Requirements with Pro Tools 6, 7, and 8 This update can not be used with Pro Tools MP 9 software (an update for Pro Tools MP 9.0 owners will be available soon) Pro Tools 9.0.4 and all earlier versions of Pro Tools software are not compatible and will not work with OS X Lion. For downloads and details, see the following: Although not officially qualified, Pro Tools 9.0.5 also adds public beta support for Apple's OS X Lion operating system. Pro Tools 9.0.5 is an officially qualified and recommended update for all Pro Tools 9 and Pro Tools HD 9 users on Mac OS X 10.6.x (Snow Leopard) and Windows 7. Pro Tools and Pro Tools HD 9.0.5 beta software on computers with Mac OS X 10.7.x (Lion) Pro Tools and Pro Tools HD 9.0.5 software on computers with Mac OS X 10.6.x (Snow Leopard) and Windows 7 (32-bit or 64-bit) Pro Tools 9.0.5 Update for Owners of Pro Tools 9.0 and Pro Tools HD 9.0 on Mac and Windows Pro Tools 9.0.5 Updates Now Available - Includes Lion Support System Requirements and Compatibility with Pro Tools|HD and Pro Tools|HD Native Systems with Pro Tools HD 9.0 Software: System Requirements and Compatibility with Pro Tools 9.0 Software: