Using Java securely on Windows 11/10. In case you need to use Java and you are running Java on your system, ... In the Control Panel, click on Java icon to open the Java Control Panel.

If Java is not working in Windows 11/10, these solutions may help you troubleshoot the issue. Although, due to the lack of NPAPI support, Java applets stopped working in Microsoft Edge, ...

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) ...