To check which version of Java you're running, you'll need to use Windows 10's Command Prompt app. The Command Prompt can seem intimidating at first, but if you know what to type, you'll be fine ...

To do the same, open Command Prompt and then run the following command to check which version of Java is installed on your computer. If it gives you a result, Java is installed, otherwise, move to ...

Go to Java's "Verify Java Version" web page. 2. Click on the "Verify Java version" button to check which version of Java your computer currently has installed and whether or not you need to update it.