Mozilla Firefox is a popular web browser that is used by millions of people around the world. It’s one of the most popular browsers on the market, and it’s free to use. If you’re using Mozilla Firefox, you can enable JavaScript by following these steps:

  1. Open Mozilla Firefox and click on the three lines in the top left corner of the screen. This will open a menu with options.
  2. On the left side of this menu, you’ll find “Tools.” This will take you to a menu with several options.
  3. The first option in this menu is “Options.” This will take you to a page that looks like this: (If you’re using an earlier version of Mozilla Firefox) (If you’re using an earlier version of Mozilla Firefox) If you’re using an earlier version of Mozilla Firefox, select “History: On” from the bottom left corner of this page to enable history tracking for this browser: (If you’re using an earlier version of Mozilla Firefox) If you’re using an earlier version of Mozilla Firefox, select “History: Off” from the bottom left corner of this page to disable history tracking for this browser: (If you’re using an earlier version of Mozilla Firefox) 4. Click on “Options.” In the next window that opens, click on “Privacy:” 5. In the next window that opens, click on “Security:” 6. In the next window that opens, click on “Firefox Settings:” 7. In the next window that opens, click on “Add New Tab.” 8. Type in your desired URL into the text field at the top left corner of this new tab and press OK button 9. Close Mozilla Firefox 10. reopened it 11. type chrome://extensions into address bar 12 and hit enter 13 14 15 16 17 18 19 20 21 22 23 24

If you come across a site that asks you to enable JavaScript, or you want to run your own scripts, you will want to activate JavaScript in your Mozilla Firefox browser first. Here’s how to do just that.

In Firefox, JavaScript is enabled by default. However, if you or another user has disabled it, it’s easy to turn it back on. Also, note that the instructions in this guide apply to the desktop version of Firefox. In mobile Firefox, JavaScript is always enabled.

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Enable and Disable JavaScript in Firefox

To turn on JavaScript in Firefox, first, launch the Firefox app on your computer.

In Firefox’s address bar at the top, type the following and press Enter:

You will see a “Proceed with Caution” notice. Here, click the “Accept the Risk and Continue” button.

On the page that opens, in the “Search Preference Name” box at the top, type the following:

You will see several search results. Here, to enable JavaScript, next to the “javascript.enabled” value, click the toggle button

The value next to “javascript.enabled” will turn to “true,” which indicates the feature is now enabled in the browser.

To disable JavaScript again in Firefox, next to the “javascript.enabled” value, click the toggle button again.

And that’s how you allow (and disallow) JavaScripts in Firefox!

Need to enable or disable JavaScript in Chrome? If so, there’s an equally easy way to do that.

RELATED: How to Disable (and Enable) JavaScript in Google Chrome