A: No. v2.4.1 is 32-bit, but it runs perfectly on 64-bit Windows via WoW64.
: The last official version of the Java-based tool was v2.4.1 . The version "v4.1" mentioned in your subject likely refers to a different internal build or, more commonly, is a misleading label used by third-party download sites. Ubnt Discovery-v2 4.1 Free -FREE- Download
: This is a legacy standalone application or Chrome extension used to find Ubiquiti devices (like airMAX or UniFi) on a local network. A: No. v2.4.1 is 32-bit