Windows 10 may have multiple Java versions. Force the system to use Java 8 for the Discovery Tool.
First, download the official Ubiquiti Discovery Tool v2.5.1 archive. You can find the "Java - All platforms" version on Ubiquiti's official download page. The file is typically named ubnt-discovery-v2.5.1.zip . For a safer Java environment, you can use a lightweight, portable version of Java 8, such as the one provided by Adoptium (formerly AdoptOpenJDK), which does not require a full system installation.
During installation, ensure you check the box that says . This is critical, as legacy UBNT software looks specifically for the older WinPcap naming conventions. Launching the Tool via Command Prompt ubnt discovery tool v2.5.1 and java on windows 10
The tool sends a UDP broadcast to port 10001 across your local network interface. Ubiquiti devices listening on this port reply with their IP addresses, MAC addresses, firmware versions, and uptime.
Name the file UbntDiscovery.bat and change the "Save as type" dropdown menu to . Windows 10 may have multiple Java versions
Running on Windows 10 is possible but requires a specific, older Java environment , as the tool is considered end-of-life and no longer officially supported. Getting it Running on Windows 10
: Running a local network controller automatically discovers and manages devices via a web browser. You can find the "Java - All platforms"
The is a Java-based executable ( .jar ) file that sends out a broadcast packet on your network to discover any Ubiquiti devices connected to the same subnet. Key Features:
To successfully run version 2.5.1 on Windows 10, specific prerequisites must be met:
For modern UniFi setups, installing the local network controller software natively manages device discovery.