JDK 25.0.2 already installed at C:\Program Files\Eclipse Adoptium\jdk-25.0.2.10-hotspot. Maven wrapper remains at 3.9.15 (Maven 4.0.0 GA not yet available on Maven Central; latest is 4.0.0-rc-5). Maven 3.9.15 confirmed compatible with JDK 25.0.2.