Translations:Archive:Kdenlive/Manual/Useful Information/Surround Sound/81/en
SInce there are only two audio tracks in a project by default, it is necessary to add two more using before adding the four audio tracks to the timeline.
SInce there are only two audio tracks in a project by default, it is necessary to add two more using Project->Tracks->Insert Track before adding the four audio tracks to the timeline.