MP4. This is a highly compatible "container" that works on almost any device, from iPhones to Windows PCs.
Where did you ? (e.g., a stock site, a security system, or your own hard drive?) 22269_01_1080p.mp4
Websites like Shutterstock or Getty Images often use numeric IDs (e.g., 22269 ) for their clips. The _01 usually denotes a specific take or version, and 1080p confirms the high-definition resolution (1920x1080). a stock site
Security cameras frequently export files using a combination of a device ID ( 22269 ) and a sequence number ( 01 ). a security system
If you found this file in a suspicious email, on an unknown USB drive, or in a hidden folder on your computer: immediately.