For example, jar files can be associated to run with other applications or they could lack file association completely.

Note: Jar files can’t run on your PC if you don’t have the proper associations. Click the Jar file to launch its program.Select the application and click OK button to set it as a default for.It is usually located in Program FilesJavaJava versionBin folder. Scroll all the way down and choose Look for another app on this PC.A list of suggested applications will appear.Right-click the jar file and choosing Open With > Choose another app.File Viewer can open less common file formats, like source code files.

It is a great tool to try when you have to open files that you aren’t sure what software you should use. Furthermore, it features a decompression tool so you can easily decompress your archived files. You can also browse, edit, and convert text and image files. FileViewer Plus 4 is a universal file viewer for Windows that can open and display over 400 different file types. jar files and hundreds of different formats with a single application.

Jar launcher not working