: Use 7-Zip (Windows), The Unarchiver (macOS), or p7zip (Linux).
: Occasionally found in firmware or driver packages where "T" stands for a specific "Type" or "Technical" tier. How to Access the Contents T00-02.7z
: Part of a "split" installer for large applications or games where the total size exceeds single-file download limits. : Use 7-Zip (Windows), The Unarchiver (macOS), or