If it is not opening, try using a player like VLC Media Player to check for file corruption.
If you can provide context—such as what device created this file or where you found it—I may be able to help identify the type of content.
Determine if this file came from a specific device (e.g., KM-series dashcam) to look for user forums regarding that model's recording quality.
Watch the file to confirm it plays correctly in 1080p resolution.
Without the ability to view the video file, a review of its content cannot be provided. To get a review, consider these steps: