Smartphone
Use Clipchamp (Windows) or iMovie (Mac) to trim or cut the file.
Update your audio drivers or try VLC Player, which includes built-in codecs. Girls Forever (437) mp4
If the video looks "blocky," ensure your player's hardware acceleration is turned on. Use Clipchamp (Windows) or iMovie (Mac) to trim
Keep a backup on a cloud service (Google Drive/Dropbox) or an external hard drive . Girls Forever (437) mp4
If you need a smaller size for email, use an online converter to reduce the bitrate. To help you further, tell me if you'd like: Software recommendations for editing this specific file Instructions for transferring it to a specific device Methods to recover the file if it's accidentally deleted