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If we look at the registry key: HKEY_CLASSES_ROOT\jarfile\shell\open\command, it will point to latest JDK version. jar icon and select properties, it will show that file opens with “Java(TM) Platform SE Binary”. jar file association with latest version we installed in the PC.
![how to open shimeji jar files how to open shimeji jar files](https://64.media.tumblr.com/d8cddad66a36037e477a3adc60b28e17/tumblr_inline_pe7ankjK1r1teeavl_500.png)
JAVA_HOME, JRE_HOME or PATH), instead I use command prompt to run java in user process whenever I wanted to use a different version. So I do not want to change the system variables (i.e. Since I am a software developer working with several different versions for different clients I need to use multiple JDKs in my PC (Windows 10 Pro). In my case the reason is I have multiple JDK