Install JDK JRE Selenium WebDriver

Setup Java : 
Install Java on Computer :You need to install JDK  in your system.
“how can I download java”. Click  Install JDK  to download Java and install it in your system. 

.you have selected download, accept the terms of service and choose the correct OS corresponding for the specific JDK.

.  Save the .exe file to your disk.

Click Run.

Click the Next button to continue the installation.

Next screen you will encounter some options. Just leave these alone and click Next unless you know what you are doing.

Next

Click close on the last dialog. This will complete Java installation process.