diff --git a/Internet-Tools.md b/Internet-Tools.md
index 90aa9cb9b..e9b9f086e 100644
--- a/Internet-Tools.md
+++ b/Internet-Tools.md
@@ -591,6 +591,7 @@
 * [Happy Right-Click](https://addons.mozilla.org/en-US/firefox/addon/%E5%BF%AB%E4%B9%90%E5%8F%B3%E9%94%AE/) - Force Enable Right Click
 * [Linkificator](https://addons.mozilla.org/en-US/firefox/addon/linkificator/) - Make Non-Hyperlinked URLs Clickable
 * [Firefox Translations](https://addons.mozilla.org/en-US/firefox/addon/firefox-translations/) - Translator
+* [User-Agent String Switcher](https://addons.mozilla.org/en-US/firefox/addon/user-agent-string-switcher/) - Switch your User-Agent
 * [hide-scrollbars](https://github.com/quinton-ashley/firefox-hide-scrollbars) - Hide Browser Scrollbar
 * [AutoPagerize Advanced](https://addons.mozilla.org/en-US/firefox/addon/autopagerizeadvanced/) - Merge Multiple Pages
 * [Profile Switcher](https://github.com/null-dev/firefox-profile-switcher) - Profile Manager