: Many DVR and dashcam systems (like those from Hikvision, Dahua, or Garmin) use automated sequential naming patterns. "G4" often denotes a specific folder, camera channel, or incident group on an SD card.
: Services like Google Photos or Telegram occasionally rename files during compression or batch uploads, though they usually prefer "VID_" or date-based strings. Missing Information Needed for Analysis: g4_01419.mp4
: If you have access to the file, its size and creation date could help pinpoint the device that recorded it. : Many DVR and dashcam systems (like those