Why don't browsers see Java plugin when JRE and JDK are installed?

Question

Java

There are computers with Windows 8.1 x64 installed. They have a Java-JDK&JRE development environment installed, which works without problems. But when I try to run java applets in the browser, I get an error install Java plugin. How to fix this error?

Answer 1

install java plugin.
https://www.java.com/en/download/help/browser_acti...
https://support.google.com/chrome/answer/2429779?hl=en