Download Java for Windows
Recommended Version 8 Update 121
Release Date January 17, 2017
Verify Java and Find Out-of-Date Versions
Check to ensure that you have the recommended version of Java installed on your Windows computer and identify any versions that are out of date and should be uninstalled.
Very important for security if you use the browser add-on. Do not forget to tick "Suppress sponsor offers when installing or updating Java" in the Advanced tab before updating-it's at the very bottom: