Session Compatibility & Interchange
Pro Tools 7
New Session File Format (".ptf")
Pro Tools 7.0 uses a new session file format and extension (.ptf) to distinguish its sessions from sessions created with previous versions.
The new .ptf file format supports many new options for session compatibility and transfer as described in the following documents:
A Pro Tools 7.0 format session cannot be played on Pro Tools versions 6.9.x or lower. To save a 7.0 session that is compatible with previous versions of Pro Tools, use the File > Save Copy In command to choose the destination session format (such as 5.1–6.x) and other options. See the Pro Tools Reference Guide for details on session and file compatibility.
Pro Tools 7.0 and later session attributes are changed in the following ways when the session is saved to a prior version of Pro Tools:
All Pro Tools 7.0 Sessions Are Mac/PC Compatible
Sessions created and saved as Pro Tools 7.0 sessions are always compatible on both Windows and Macintosh systems.
The Enforce Mac/PC Compatibility option remains available in the Save Copy In dialog for saving sessions to be compatible with lower versions of Pro Tools. In addition, there are crossplatform limits to consider when completing the Save Copy In. For more information, see the Pro Tools Reference Guide.
Pro Tools 6
Using Pro Tools 6 to open sessions created in earlier versions
Using earlier versions to open sessions created in Pro Tools 6
For more information, see the Support > Tech Support > Technical Document Library section. Complete details on sessions can be found in all Pro Tools 6 and higher versions of the PT Reference Guide.pdf, in Chapter: Sessions. Also included with new systems and Pro Tools CDs. Check your Documents or Release Notes & Documentation folder inside your Digidesign folder after installing Pro Tools.