G150.mp4

: The prefix "G" followed by numbers is a standard naming convention for some 70mai dashcam models (like the G500 or G150 series). The "G150.mp4" file is likely a saved video segment from your car's camera.

: Many generic DVR/NVR systems use alphanumeric strings. If you found this on an SD card, it is likely a motion-triggered event.

If you downloaded this file from an untrusted source or a "mystery link": G150.mp4

: Websites like Fix.Video can sometimes reconstruct the metadata if the video data itself is intact. 4. Safety Warning

: if the file is 0KB or significantly smaller than 10MB, the recording was likely interrupted (e.g., the power cut during a car accident), and the file header is missing. 3. Repairing a Corrupt G150.mp4 : The prefix "G" followed by numbers is

If the video is important (e.g., for an insurance claim) but won't play:

: Ensure the extension is strictly .mp4 . If you found this on an SD card,

If the file won't play or appears corrupted, follow these steps: