✅ You run a legacy Fiery server (FS100–FS150 Pro) on Windows 10 or older macOS, and you need a reliable, free, and familiar tool without an internet connection.
If you must use 5.6 for an old server, install it on a dedicated offline Windows 10 VM to avoid security risks from unsupported software. For production safety, migrating to a newer Fiery server and CWS 6.x is highly recommended. Fiery Command Workstation 5.6 Download