Find JDK Installation Directory



First open a console, and then:
  • 1. Do this command:
     echo %JAVA_HOME%
  • 2. Ensure the output is the "JDK Full Path" (as found in the previous section)

NOTE WELL -- If the check fails, then recheck the setup.... Especially note the "Add JAVA_HOME" step.
C:\Users\Foo>
1
echo %JAVA_HOME%
2
C:\Program Files\Java\jdk-11.0.2