Question: how to open sfx archive?
Answer: ZIP, or . RAR compression; runs itself when opened and decompresses and extracts the contents; allows users to open the archive without needing a file decompression program. SFX files can be created by several different programs, including RARLAB WinRAR, Corel WinZip, 7-Zip, ESTSoft ALZip, and Smart SFX Pro.