Firefox Extension Development [3] Browser Button

Continue building on the add-on created in Firefox Extension Development [2] Background Script and Storage by adding a Browser Button that displays the sites

How to add an Extension button to the Firefox toolbar

Add a button to the toolbar - Mozilla

Supercharge (or Simplify) Your Browser: How to Add and Remove Extensions

Building Cross Browser Web Extensions in 2023 - The Ultimate Guide • Stateful

Browser Extension Development Tools

How To Install Extensions in Firefox - GreenGeeks

How to Find & Install Firefox Extensions

Firefox finally declutters the toolbar with the Unified Extensions button

Mozilla Firefox is getting an extension button similar to Chrome