Updated README

README.md

@@ -15,11 +15,7 @@ A Chrome extension that automatically gets rid of sticky elements on websites yo
 
 ### Firefox
 
-* [Download the latest release](https://wiki.obormot.net/Main/AlwaysKillSticky), or build from source (see below).
-* Unzip the package.
-* Go to `about:debugging` in the URL bar.
-* Click the “Load Temporary Add-on…” button.
-* Select the AlwaysKillSticky-firefox folder.
+* Install via [addons.mozilla.org](https://addons.mozilla.org/en-US/firefox/addon/alwayskillsticky/).
 
 ### Building from source