Add Audio to a Scene

Choose the scene you want to add audio to and open it in Design view, navigate on the timeline to where you want to add your audio. Select the speaker icon in the panel on top of the canvas to open the Audio editor panel. In this panel click on the + icon and choose from record, text-to-speech, import or Audio collection.

Select Record and you will be recorded immediately, click the stop button in the recording bar to end the recording. Your recording will then appear on the timeline as a sound wave, you can drag it back and forth on the timeline to change when it starts playing.