Firefox 109 Adds New Extensions Button, Manifest V3 Support - OMG! Ubuntu

Mozilla Firefox 109 is the latest version of this open-source, cross-platform web browser. This update adds a new unified extensions button, plus bug fixes.

I added extensions that don't appear on any toolbar or in the Customize option - how do I get them onto the screen?, Firefox Support Forum

How to remove Extensions button in Firefox 111 for good - Techdows

Auto-installing extensions on Firefox using Intune

Disable or Remove “Extensions” Button from Firefox Toolbar [UPDATED] – AskVG

Firefox 109 to Introduce New Unified Extensions Button for Managing Your Add-Ons - 9to5Linux

Firefox 109 is out with Required System & Recommended Hardware - FOSTips

Mozilla Firefox

Firefox finally declutters the toolbar with the Unified Extensions button

Mozilla Firefox 109 adds Manifest V3 support, but it's not the end of ad blocking