Next, right-click on the JAR file you wish to open and select Open with from the context menu.; Then, select Choose another app.; From the list of options, select Open with and choose Java(TM) ...

If you have a JAR file which is not running on its own, then you can use java JDK to run it. Open Command Prompt, and type java -jar name_of_jar_file.jar. It will execute the JAR file automatically.

Run or open a JAR file? Sometimes when a person uses the term “open a JAR file” they really mean they want to run a JAR file. To run a JAR file you must first install Java on your computer. With Java ...

Click on the Open button to open the JNLP file using Java Web Start. Open the JNLP File in a Text Editor. This method is mostly to check or edit the code of the JNLP file through the text editor. The ...

JAR files are a sub-type of archive file that deals with Java content (Java Archive). Like all archive formats, it is used to aggregate Java metadata into a single file to facilitate transfers and ...