UBNT Discovery (often called “Discovery Utility” or “Device Discovery”) is a small desktop tool Ubiquiti Networks provided to find and adopt Ubiquiti devices (like AirMax, UniFi, EdgePoint) on a LAN. Version 2.5.1 is a legacy release commonly used with older firmware and Windows environments.
Some users report issues running the .bat or .jar files on newer versions of Windows . Recommended Modern Alternatives ubnt discovery 251 download link
Use the Ubiquiti Search Tool to find the latest available legacy versions . ubnt discovery 251 download link
: If you're looking for a specific version like 2.5.1, contacting Ubiquiti support directly might yield results. ubnt discovery 251 download link
Your computer’s firewall (Windows Defender or macOS Firewall) might be blocking the discovery ports (UDP port 10001).