Edit video and audio in Keynote on iPhone

After you add video or audio to a slide, you can set it to repeat in a loop, play continuously through multiple slides or change its start timing in your presentation. You can also adjust the playback volume for audio.

Set video or audio looping and start timing

Tap the video or audio on the slide to select it.
Tap , then tap Movie or Audio.
To set when the video or audio starts playing on the slide, choose one of the following:
- When you tap the slide: Turn on Start on Tap.
- Automatically when the slide appears: Turn off Start on Tap.
- Continuously through multiple slide transitions: Turn on Play Across Slides. Video and audio now play continuously even if you change their size and position between consecutive slides. For additional information and templates related to playing video and audio through slide transitions, see this Apple Support article.
- Restart the video or audio file when a new slide appears: Turn off Play Across Slides.
To set media to repeat until you advance the slide, choose how you want it to play:
- Play in a continuous loop: Tap Loop.
- Play forward and then backward: Tap Loop Back and Forth.
  Note: Recorded audio can’t loop back and forth.

Adjust audio playback volume

Tap to select the audio on the slide.
Tap , then tap Audio.
Drag the Volume slider.

To work with multiple audio objects at the same time, touch and hold one object, then tap the other objects with another finger.

Helpful?

Keynote User Guide for iPhone

Edit video and audio in Keynote on iPhone

Set video or audio looping and start timing

Adjust audio playback volume