Some Android file managers rename media this way when moving files between folders or SD cards.
Many brands (like Vantrue or Rexing) use this exact "Date_Time" format to help drivers find footage of specific incidents. 2021-09-27_15-53-52 video0mp4
A universal digital multimedia container format used for high-quality video and audio. Potential Contexts Some Android file managers rename media this way
The name serves as a timestamp, allowing for easy chronological organization: The video was recorded on September 27, 2021. 2021-09-27_15-53-52 video0mp4
The filename follows a standard automated naming convention used by many digital cameras, smartphones, and dash cams. It encodes specific metadata about the moment the footage was captured. Filename Breakdown