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How to Enable Unsigned Extensions or Add-ons in Mozilla Firefox Browser

12 de May de 2021

Not sure how to enable unsigned extensions or add-ons in Firefox browser? ¿Firefox doesn’t enable your extensions or add-ons for compatibility issues? What are unsigned extensions or add-ons?

Mozilla Firefox is positioned as one of the best web browsers of 2020 and so far in 2021, in addition to being a fairly fast browser this allows install multiple extensions or plugins that other browsers don’t.

There are various add-ons and extensions for Mozilla Firefox that can be very useful, however in some cases these may not be signed and therefore Firefox does not allow or disable them.

In case you want to activate or deactivate Plugins, extensions or add-ons in Mozilla Firefox but this is not possible because they are not signed we recommend you continue reading.

Steps to enable extensions or add-ons in Mozilla Firefox browser

Enabling extensions or add-ons in the Mozilla Firefox browser is a fairly simple and useful process, for this you must enter the Mozilla Firefox browser.

Within the Mozilla Firefox browser you must locate the 3-line icon that refers to the menu, once in this you must click on the add-ons option.

Firefox has several recommended extensions or add-ons, however at the end of the list of recommendations is the button “Find more add-ons” with which it will be possible to search for extensions or add-ons manually.

After selecting the extension or add-on, you just have to click on “Install plugin”At the end of the installation, it will be possible to enable it from the “My add-ons” section.

In some cases Mozilla Firefox may not allow enable the extension or plugin for compatibility or security reasons.

What are unsigned extensions or add-ons in Mozilla Firefox browser?

Until the version number 42 of the Mozilla Firefox browser It was possible to enable extensions or add-ons even if they were not signed, however due to the Mozilla Firefox browser updates it is no longer possible.

The Mozilla Firefox browser has hundreds of extensions or add-ons, however it takes care of verify and “sign” such extensions or add-ons when they comply with a set of security rules or guidelines.

Although it is possible to download extensions or add-ons that are not signed in the Mozilla Firefox browser, it does not allow installing or enabling them by Security issues”.

However, on various occasions it is necessary to use extensions or complements that are not signed, so in the next section we explain how to do it Step by Step. To enable unsigned extensions or add-ons in the Mozilla Firefox browser, it is important to update the Firefox browser to the latest version.

Steps to use unsigned extensions or add-ons in Mozilla Firefox

Enabling extensions or add-ons in the Mozilla Firefox browser is usually pretty straightforward. There are two options To enable unsigned extensions or add-ons in Firefox, the first is to replace the unsigned extension with one that is.

A second option to enable any extension or add-on in Firefox is disable browser signature checking. For this it will be necessary that you enter the Firefox browser as usual.

mozilla firefox enable extensions

Once inside the browser you must type in the search engine “About: config”, then a new window will open where the Firefox browser settings appear.

Within the Firefox browser settings you need to locate the hidden settings section, in them you will find the parameter or code of “Xpinstall.signatures.required”.

Next to the parameter is the word “true” or “true”, in order to enable unsigned extensions or add-ons in the Mozilla Firefox browser you must change via context menu the word “true” for “false”.

At the end you must press the button “Save Changes” located at the bottom of the screen. Finally, you only have to restart the browser so that the changes made are applied correctly.

In this way the browser will allow to install and enable any extension or add-on even if it is not verified by Firefox’s “signature”.