When you create a new session, you can specify a surround format that you want to use as your I/O Setup. Default path configurations are provided as I/O Settings files, for stereo and surround mixing.
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To see multichannel options in Pro Tools, the Surround Mixer plug-in must be installed in the Plug-Ins folder. This plug-in can be installed with Pro Tools (see the User Guide for your Pro Tools system). If it is not installed, you can move it from the Plug-Ins (Unused) folder to the Plug-Ins folder.Once you create the new session, you can create and import tracks, import audio, and assign signal routing to set up your mix.6 In the Save dialog, name the session, navigate to the location where you want to save the new session, and click Save.The surround presets preconfigure the I/O Setup dialog for the new session with default 5.1 format main and sub-paths for outputs and busses.