This post explains how to install Java or check which version is running on your machine. Install on any OS, and learn about the JDK.

Which version of Java should you use in Linux? Learn how to easily switch between different versions with a tutorial from Jack Wallen.

Before installing JDK, it’s imperative to check whether your computer is compatible with the JDK version. JDK is compatible with Windows 11/10/8/7, but you need to be running the 64-bit version ...

To check what version of Android you’re running, open up Settings, then tap About Phone and look under Android version to see how up-to-date your phone is.