Java Network Launching Protocol, or JNLP, is associated with Java Web Start initiative.
To modify the file association to open JNLP files
- Click on Start –> Control Panel
- Change the Control Panel view to View By Category
- Click on Programs link
- Under the Default Programs select Make a file type always open in a specific program
- Under the name column Select .jnlp and click on Change Program button
- Click on Browse
- Go to jre bin folder and select javaws application –> Click OK
- Click Close button
Now JNLP file will open by default with Java Web Start