These are often internal categorization codes used by servers or database managers to organize content by date, genre, or source.
Always follow the 3-2-1 rule: three copies of your data, on two different media types, with one copy off-site. fhdarchiveipzz407mp4
This indicates a resolution of 1920x1080 pixels. For archives, FHD is often the standard for balancing visual clarity with storage efficiency. These are often internal categorization codes used by