The string 20220505_014200 likely indicates a timestamp (May 5, 2022, at 1:42:00 AM), which is common for automated backups or security footage exports. How to Open It
Do not attempt to open the .002 file directly. Instead, right-click the .001 file and select Extract using 7-Zip or a similar tool like WinZip . 18ss20220505_014200.7z.002
Ensure all pieces of the archive (e.g., .001 , .002 , .003 ) are in the same folder . The string 20220505_014200 likely indicates a timestamp (May
Only open archives from sources you trust. Be cautious of fake download sites; for example, the official site is 7-zip.org , while other similar-sounding domains have been known to distribute malware. at 1:42:00 AM)
When a file is too large to share easily, it is often "split" into multiple smaller pieces.