launcher, edit it to point directly to the path of the older
Go to and uninstall any old versions of Oracle Java (especially Java 8). They conflict with the bundled runtime.
) that modern Java Runtime Environments (JRE) no longer allow. Ubiquiti Community Core Compatibility Requirements
While is aging, it can still function on Windows 10 provided you downgrade your Java environment to legacy JRE 8 or tweak your security settings. However, for a secure and stable Windows 10 environment, the updated recommendation is to uninstall the vulnerable legacy Java runtime and switch to the Chrome Extension version of the tool. ubnt discovery tool v251 and java on windows 10 updated
If you are troubleshooting v2.5.1 specifically and the .exe fails, try running the .jar file directly via the command line to see the error logs.
A modern replacement for Windows that includes powerful network discovery features without requiring Java. Ubiquiti Device Discovery (Chrome Extension):
Restart the .jar file so it is forced to scan via your active physical network interface. Fix 3: Clear the Java Deployment Cache If the tool crashes on launch or freezes: launcher, edit it to point directly to the
This updated guide provides the necessary steps to get the discovery tool operational and highlights modern alternatives. 1. Prerequisites and Installation
Obtain this specific version from the Oracle Java Archive . Note that an Oracle account is usually required for archive downloads.
For personal/home use, you can safely install or later, but you must configure the security exceptions. A modern replacement for Windows that includes powerful
If you must use the standalone Discovery Tool on Windows 10, you have two distinct paths to fix the Java interaction.
This article focuses on the specific, often-problematic combination: , its dependency on Java , and how to get it running smoothly on an updated Windows 10 system (including 2024-2025 updates). By the end, you will have a fully functional discovery tool that can save your next site survey.