Files with random alphanumeric names are typically created by:
If it's a "Hybrid" MP4 from OBS, ensure you let the software finish "remuxing" before moving the file, as users on Reddit suggest this is necessary for compatibility with editing software like Final Cut Pro. xxmy7rgj93m6.mp4
Default naming conventions for "Fragmented" or "Hybrid" MP4s. Files with random alphanumeric names are typically created
Apps often rename files when saving them to your device. 2. Handle Corrupt or Unplayable Files xxmy7rgj93m6.mp4