JavaScript is incorporated in a wide variety of Web and desktop applications that you use every day. It is used in many online games and chat rooms, as well as in many business applications. Every so often Sun Microsystems, the creator of JavaScript, will release an updated version of JavaScript. The updates are free and can be downloaded directly from the Java website.
Step 1
Go to the Java website in your Web browser (see the References section of this article for the link).
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Step 2
Scroll down in the window to find the section for your operating system.
Step 3
Click on the file name next to the red arrow to download JavaScript. This will begin the download.
Step 4
Double click on the downloaded file and follow the instructions to install the latest version of JavaScript.
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