You should manually set a dedicated "TFTP Root" or upload/download directory to ensure files are easy to find and manage. Security Warning:
Open Command Prompt as admin:
Using 3CDaemon on a modern OS like Windows 11 comes with significant caveats: 3cdaemon windows 11
| Aspect | Status on Windows 11 | |--------|----------------------| | Installation | Works – no installer block | | GUI Launch | Works (may show visual glitches) | | TFTP Server | Works if firewall rules are manually added | | FTP Server | Works but lacks modern security (no TLS) | | Syslog Server | Works – still a reliable log collector | | Windows Service Mode | – fails to start as a service | | Windows Firewall | Blocks ports by default | | Windows Defender SmartScreen | May flag as unrecognized app | You should manually set a dedicated "TFTP Root"