If you want to create a high-quality video using trending music or AI-generated sounds:

: You can use Instagram Reel Templates on Canva to design videos with built-in "Beat Sync" features that match your visuals to the music. To provide more tailored instructions:

A reliable way to save stories or reels with music to your gallery without third-party apps is through the Messenger section: Open Instagram and go to your . Open any chat and tap the Camera icon . Choose your video/photo and add music via the Sticker icon. Select Allow Replay at the bottom left and send it.

: For more control, you can use the Kapwing AI Video Editor to import Instagram URLs, edit them, and export them as high-quality MP4s. 5. Creative Tools (Canva)

If you need an MP4 of a specific public reel with its audio intact, online tools can be used:

: You can visit SmoothDownloader to paste a Reel link and download it directly as an MP4.

: Open the Reel, tap the Paper Airplane icon (share), and select the Download option.