You can do that with the regular Windows graphical user interface, or you can use CMD (or PowerShell) to modify environment variables. If you need to change which version of Java your system uses, you’ll need to edit your system’s environment variables, specifically the PATH. RELATED: The New Windows Terminal Is Ready Here's Why It's Amazing In the screenshot above, our example PC has Java version 17.0.4.1 installed.

Your Java version will be displayed in the Terminal directly under your command. Alternatively, you can click the Start button and enter “Terminal” in the search bar.Įnter java -version into the Terminal and hit Enter. Hit Windows+X to open the Power User Menu, then tap “i” to open up Terminal. It doesn’t matter if you use Command Prompt or PowerShell. The best way to determine which version of Java your PC is using is via the Terminal. RELATED: 7 Ways to Open Windows Terminal on Windows 11 That isn’t usually a problem - you just need to be aware of which version you’re actually using. The discrepancy occurs because multiple versions of Java are installed simultaneously. But that doesn’t always display the version your system will actually try to use if you run a JAR file.

For example, you can usually enter “About Java” in the Start Menu search and click the result to get a Java version. There are plenty of ways to determine what version of Java you have installed, whether you’re using Windows 11 or Windows 10.

Check Your Java Version with the Terminal

Java installation in windows 10