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How to Enable or Disable Javascript in Firefox

By default, JavaScript is enabled in Firefox. If you want to disable it, then here are the steps to do this task on PC and Android:

PC

  • angle-double-right
    ​Open Firefox.
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    ​In the Address Bar, type "about:config" (without double quotes) and then press "Enter" key.
  • angle-double-right
    ​Now, click on "I accept the risk!" button.
I accept the risk! button in Firefox
  • angle-double-right
    ​In the "Search" at the top, type "javascript" (without double quotes).
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    ​You can see "javascript.enabled" now. Right-click on it and then click "Toggle."
Toggle option

​That's all. The JavaScript is disabled successfully.

JavaScript is disabled

Note: If you want to enable JavaScript in Firefox, then follow the above steps.

Android

  • angle-right
    ​Open Firefox app.
  • angle-right
    ​In the Address Bar, type "about:config" (without double quotes) and then press "Enter."
  • angle-right
    ​In the "Search" at the top, type "javascript" (without double quotes) and you can see "javascript.enabled" now.
  • angle-right
    ​Tap on it, and you can see "Toggle" option. Tap on the "Toggle" option.
Toggle option in Firefox app

​That's it. The JavaScript is disabled successfully.

JavaScript is disabled in Firefox app

Note: If you prefer to enable JavaScript, then follow the above steps (1-3) and then tap on "Reset" option.

Reset option

​I hope that this guide is useful to you. If you like this guide, share with your friends.

How to Enable or Disable JavaScript in Firefox

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