Ubiquiti has largely moved away from the standalone discovery tool in favor of integrated ecosystem apps: Software Downloads - Ubiquiti
You can download the Ubnt Discovery Tool version 2.5.1 from the Ubiquiti website: ubnt discovery 251 download link
: You can often find the ubnt-discovery-v2.5.1.jar file on community forums or regional mirrors like Ubnt.su . Ubiquiti has largely moved away from the standalone
Last updated: For accuracy regarding download links, always refer to the official Ubiquiti/UI support portal, as direct URLs change with SSL certificate updates. ubnt discovery 251 download link