It is available free of cost and is open-source software so that anybody can edit it according to their use. Nowadays, Firebug is at its end of life in firefox browser as the new version of Firefox, i.e. Firefox Quantum (version 75) has all the features of Firebug. All the features of Firebug are present in Firefox developer tools.
The Firebug has 12 years of successful life span. Through this tutorial, you will learn how to install Firebug in Mozilla Firefox.
Steps to Install Firebug in Mozilla Firefox
Step 1: Open the Mozilla Firefox browser, and at the top right corner, you have the Firefox menu, which is shown with the three horizontal lines. Among the displayed option in the menu, click “Add-ons” option.
Step 2: The Add-on page will open in the new tab of the browser here you have the search bar. Search for the “Firebug” in the search bar shown in the top right corner.
Step 3: You will find several firebug add-ons among which you have to select the authentic ones. You can see “Firebug 2.0.4”, click on the “Install” button beside it to install it.
Step 4: Once you click the “Install” button, it will start downloading. It may take a few seconds to get installed.
Step 5: Now you have successfully installed the Firebug in Mozilla Firefox, and it is ready for use.
So, this is all about the steps of installing Firebug in Mozilla Firefox. I hope the content is useful. Keep reading.