: Compact recording devices often use "G" prefixes to denote "Group" or "Gallery" folders.
: Be cautious when downloading files with generic names from unknown sources, as MP4 containers can occasionally be used to hide malicious code via steganography. 220g_001.mp4
: If you need to know the resolution or frame rate, you can right-click the file and select "Properties" (Windows) or "Get Info" (macOS) to view detailed video dimensions . : Compact recording devices often use "G" prefixes