Inserting multiple source files into a single target file
In the multi-source single target tab load your target file into the record window on the right
Next either drop the files you’d like to insert into the
Set the in and out points in the source monitor for the patch. After setting three of the four points, the fourth point is automatically calculated from the duration. This is referred to as a “3 point edit” If the timecodes in both files match, you can set just the in/out points in one monitor and then select “copy in to other” or “copy out to other” Bear in mind that the out point is the beginning of the unmodified part of the target clip following the insert. In other words, as with VTRs, the out point is excluded from the insert.
With all in and out points selected, audio routed, and tracks armed, you are ready to start the actual insert edit.