Apple has posted notice that Mac OS X 10.11 (El Capitan) will be the last OS X release that supports Java 6, and as such, recommends developers whose applications depend on Java 6 to migrate their apps to a newer Java version provided by Oracle. JAR (Java Archive) files contain data to be used with the Java program. In this Article: On Windows On Mac Community Q&A This wikiHow teaches you how to open and run executable JAR files on a Windows or Mac computer.
