How to save my iMovie file to camera roll?

To make a time-lapse in iMovie, follow the steps given below:

• Launch the application
• Press the ‘+’ icon and create a new project
• Tap on Movie
• Choose the video whose time lapse you want to create
• Press Create Movie, press the clock icon and drag the slider to set the duration
• Click on Done and then save the video.

To slow down a video on iMovie, follow the steps given below:

• Import the clip from the timeline
• Tap on the Speed button
• From the speed pop-up menu, choose ‘Slow’
• Tap the speed button and set the speed as per your requirement.

To save videos in camera roll, follow the steps given below:

• Once you are done editing your video
• Tap the Share button
• Select Camera Roll as drop location
• Press Export.

To add a voice over in iMovie, follow the steps given below:

• Import the video in iMovie
• Place the play head at the starting of the video
• Click the Add media button
• Add an external mic if you want a crips audio quality and press the Record button
• Once you are done press the Stop button.

To do a voiceover in iMovie, follow the steps given below:

• Position the play head at the start of the timeline
• Click the Add media button
• After selecting the Mic option, click Record
• Once you are done press the Stop button.