Use the Official 7-Zip Utility (Windows) or alternatives like Keka (macOS) and PeaZip (Linux).

The name TpRam-Kati suggests a specific context, possibly involving:

Always scan files with an unknown origin using a reputable antivirus. Because 7z is an open-source format, it is generally safe, but the contents of any archive can carry risks if downloaded from untrusted sources. Performance and Efficiency