2. To use the recommended music provided by MS Photos, first preview the track by clicking on the playback button next to the track title. The recommended music provided by the Photos app will be adjusted automatically to match the length of your video:
3. IMPORTANT: When you have selected piece of music, highlight it and uncheck the box labeled “Sync your video to the music’s beat”:
4. Click on “Done”:
5. Alternatively, to add your own music, click on “Your Music” on the Music window (A), Click on “Select a music file” (B), and once you have chosen a music file (e.g. an MP3 file) click on “Done” (C). If you choose to use your own music, make sure to cite it in your credits. For more information on finding and citing royalty-free music, visit our site on Finding Free Images and Music Online.
6. To adjust the volume of your music, click on the speaker icon next to the Music button on the main page in MS Photos and adjust the volume with the control that appears: