Getting Java 16 to run on a 32-bit Windows XP machine is a tale of trying to fit a modern engine into a vintage car—it’s technically "impossible" by official standards, but there are a few twists in the story. The Conflict: Modern Java vs. Vintage OS
Starting with Java 9 (released in 2017), Oracle completely removed support for the Windows XP kernel and 32-bit architecture (i586) for modern releases. The Java 16 Development Kit, launched in March 2021, was built exclusively for modern 64-bit systems like Windows 10 and Windows Server 2019. java runtime environment 16 0 32 bit windows xp link
: Some tech enthusiasts have managed to "trick" Windows XP into running slightly newer versions of Java 8 (up to Update 291 or 322) using kernel extensions like XomPie or specific unofficial builds. Getting Java 16 to run on a 32-bit
If you specifically need to run a program developed for Java 16 on XP, you will need to look for rather than official Oracle releases. A. Azul Zulu Builds of OpenJDK (Alternative Link) The Java 16 Development Kit, launched in March