Amarisoft

The moment you download a video, give it a descriptive name (e.g., Summer_Roadtrip_Short.mp4 ).

Set a recurring calendar invite to sweep your devices for these numerical mysteries and toss them in the bin. The Bottom Line

Always keep your "File Name Extensions" visible in your settings. If it’s just a video, it will likely just fail to play if it’s corrupted. If it asks for permission to "run" or "install," delete it immediately. 3. Cleaning Up the Digital Clutter