: Change it to 2019-08-18_EventName_Location.mp4 .
: If you have Google Photos or Apple Photos, search for that specific date. These apps often group media by location, showing you where you were that evening. 2. Extract Hidden Metadata (EXIF Data) VID_20190818_182958.mp4
Check the . If it is 0KB or only a few KB, the data is likely lost. : Change it to 2019-08-18_EventName_Location
: Look at your digital calendar for August 18, 2019 . Were you at a concert, a wedding, or traveling? VID_20190818_182958.mp4
: If the file is extremely large, use Handbrake to compress it without losing much quality.
If you can tell me a bit more about or what happens when you try to play it , I can give you more specific technical advice!