If this is an Arma 3 AAR, look for the corresponding .rpt (report) file or mission log to see the data alongside the visuals.
If the video fails to play, it may be a partial download. You can try a repair tool or ensure the download is complete from its original source. 3. Contextual Usage Guides aarm-143.mp4
Since it is an file, it is a standard digital container for video and audio. If this is an Arma 3 AAR, look for the corresponding
Is there any or documentation mentioned near it? aarm-143.mp4
Use versatile players like VLC Media Player or MPV which can handle potential codec issues if the file was recorded using high-bitrate simulation software.