Work with projects in iMovie on iPhone
The Projects browser displays all of your projects in one place, and it’s where you open your projects to edit, play, share, or delete them.
Open a project for editing
In the iMovie app
on your iPhone, tap a project in the Projects browser.Tap Edit.
Tip: On iPhone models with 3D Touch, press the iMovie icon on the Home screen to choose from a list of recent projects, or choose New Project.
Play a project
You can play a project at any time to watch it from the beginning or to check your work in progress.
In the iMovie app
on your iPhone, do one of the following:If you’re working in a project: Tap the Play button
. The project begins playing from the playhead (the white vertical line) in the timeline. Tap the Pause button 
to stop playback. In the Projects browser: Tap a project to see the project details, then tap the Play Full Screen button
. If you’re working in a project, tap Done to see the Play Full Screen button.The project begins playing from the beginning. If the playback controls aren’t showing, tap the screen to make them appear. Tap Done (in the upper-left corner) to return to the project details screen.
Tip: On iPhone models with 3D Touch, press a project in the Projects browser to play a preview. Swipe up to show a menu of further options: Edit, Share, and Delete.
Rename a project
When you create a new project, iMovie assigns it a default name, which you can change at any time.
In the iMovie app
on your iPhone, tap a project in the Projects browser.In the project details screen, tap the name of the project; a keyboard appears.
Tap the Clear button
to erase the entire name at once, or use the Delete key. Type a new name, then tap Done on the keyboard.
Delete a project
When you delete a project, any video clips and photos you recorded in iMovie while editing that project remain in your Photos library.
Video clips that were embedded as part of an imported project are deleted after both the project and its copy imported from the Finder are deleted.
Important: If your Mac has a version of macOS earlier than macOS Catalina 10.15 installed, video clips that were embedded as part of an imported project are deleted after both the project and its copy imported from iTunes are deleted.
In the iMovie app
on your iPhone, tap a project in the Projects browser.In the project details screen, tap the Delete button
, then tap Delete Project (or Delete Trailer).
Duplicate a project
You can duplicate a movie or trailer by saving it to a device and then importing it back to the same device.
In the iMovie app
on your iPhone, tap a project in the Projects browser.Tap the Share button
, then tap Export Project.A progress indicator appears during the export. The duplicate project has the same name as the original, with a version number appended (for example, Kauai Trail Biking 1).
Tap Save to Files, then tap On My iPhone.
Tap Save, tap X, then tap Projects to return to the Projects browser.
Tap the More button
, then tap Import Project.Tap the name of the project that you just saved.