Discovery Tool V2.5.1 And Java On Windows 10: Ubnt

: Obtain the ubnt-discovery-v2.5.1.zip from the Ubiquiti Downloads page (usually under the airMAX or Utilities section).

Press Win + R , type ncpa.cpl , and press to open Network Connections.

: Java 8 Update 271 or earlier is often required. Versions like Java 8 Update 281 and newer are known to break the tool.

Install:

To successfully run UBNT Discovery Tool v2.5.1 on Windows 10:

For automation, v2.5.1 includes a command-line mode. From an elevated CMD:

If it is not listed, click , browse to your JAVA_HOME\bin\java.exe file, and add it. ❌ Troubleshooting Common Errors ubnt discovery tool v2.5.1 and java on windows 10

Disable unused network adapters (like VMware, VirtualBox, or VPN adapters) in ncpa.cpl to prevent Java from binding to the wrong network interface. 3. "Could not create the Java Virtual Machine"

Right-click the file, select , and choose Java(TM) Platform SE binary . Method B: The Command Prompt Launch (Recommended)

To make the tool run as smoothly as on Windows 7: : Obtain the ubnt-discovery-v2

Most modern Windows 10 installations utilize a 64-bit browser and automatically install the by default. While having 64-bit Java is great for security and performance, the UBNT Discovery tool cannot "see" or utilize it. It strictly requires the 32-bit Java Runtime Environment (JRE) to function.

Discovery tool shows no devices:

Because Java 8 is deprecated and poses security risks on modern operating systems, relying on legacy desktop apps is not ideal for long-term network management. Consider these updated alternatives: Versions like Java 8 Update 281 and newer

(for large deployments > 200 devices): Launch via batch script: