To add music, open your project, tap on the 'Audio' icon, then select 'Music'. You can choose from the library or import your own audio files from your device.

VN offers various transition effects like fade, slide, and zoom. To apply a transition, tap on the clip where you want to add it, select 'Transition', and choose your desired effect.

To add text, go to your timeline and tap on the 'Text' icon. Select 'Add Text', enter your desired text, and customize the font, size, and color as needed before placing it on your video.

To export, tap the export icon in the upper right corner of the screen. Choose your video resolution and frame rate preferences, then tap 'Export'. Your video will be processed and saved to your device.

Creating a slow-motion effect in VN is easy. Follow these steps: 1. Open your video project. 2. Select the clip you want to modify. 3. Tap on 'Speed' and adjust the slider to decrease the speed. 4. Preview the effect and save your changes.