3cdaemon — Windows 11 Fix

He initiated the transfer again.

: By default, Windows 11’s Defender Firewall will block 3CDaemon. You have to manually create an "Inbound Rule" to allow the app to communicate, or the TFTP transfers will simply time out. Why Do People Still Use It? 3cdaemon windows 11

Remediation and removal testing

Create a folder at the root level, e.g., C:\3CDaemon . He initiated the transfer again