G4_01263.mp4 -

Do you have any on where this file came from, such as a specific brand of camera or a website link?

: Many brands (like Gnet or various generic manufacturers) use "G" prefixes followed by numerical sequences for recorded segments. g4_01263.mp4

: CCTV and NVR systems often generate filenames based on camera channels and timestamps. Do you have any on where this file

: Some older or specific camera apps use similar alphanumeric strings for video exports. g4_01263.mp4

Since this name is likely unique to a private device or a specific local storage folder, I don't have access to its contents.

This filename appears to be a default naming convention used by digital devices, such as: