If you are using it to boot devices via PXE, ensure the "IP pool start address" is in the same subnet as your machine. Why use it?
It’s incredibly small, requires no complex installation, and is perfect for quick firmware updates on routers, switches, and VoIP phones. run tftpd32 exe download
Always download the executable from the official Tftpd32 website to ensure you are getting the latest version (currently v4.64) without bundled malware. Standard 32-bit version. If you are using it to boot devices