In this article, I will guide you how to enable/turn on Java Script in Mozilla Firefox.
Normally, this function will automatically turn on. However, for some reason it was turned off. In this video, when I log into Gmail. And being told Java Script has been turned off. I can no longer login to Gmail

How to Do:
Please see detail guide video as below to turn on Java Script in Mozilla Firefox.

As guide video, to enable Java Script we need:
  • Step 1: Access to configuration function on Firefox. By typing the following address: “about:config”
  • Step 2: Type "java script" keyword on search box. you find to "javascript.enable" preference name.
  • Step 3: Change value from “false” to “true”.

With 3 steps, you can fix this problem. If you have any questions, please comment below. We will discuss and give the best answer. Thank you everyone.

In addition, if you have any problems with your computer, please contact us directly through the QTitHow fanpage. We will try to help and answer you as soon as possible. Thank you!

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