diff --git a/Appendix-B:-Firefox-Add-ons.md b/Appendix-B:-Firefox-Add-ons.md
index 11ae0df..6b71cbf 100644
--- a/Appendix-B:-Firefox-Add-ons.md
+++ b/Appendix-B:-Firefox-Add-ons.md
@@ -15,26 +15,26 @@ Legend:
 ### :small_orange_diamond: Recommended Add-ons
 These are all, where applicable, best configured to `deny-all` and whitelist.
 
-* [NoScript](https://addons.mozilla.org/en-US/firefox/addon/noscript/)
-* [uBlock Origin](https://addons.mozilla.org/en-US/firefox/addon/ublock-origin/) | [GitHub](https://github.com/gorhill/uBlock)
+* [NoScript](https://addons.mozilla.org/firefox/addon/noscript/)
+* [uBlock Origin](https://addons.mozilla.org/firefox/addon/ublock-origin/) | [GitHub](https://github.com/gorhill/uBlock)
   * Essential if you are not using Mozilla's Tracking Protection and Safe Browsing
-* [uMatrix](https://addons.mozilla.org/en-US/firefox/addon/umatrix/) | [GitHub](https://github.com/gorhill/uMatrix)
-* [Cookie Controller](https://addons.mozilla.org/en-US/firefox/addon/cookie-controller/) <sup>1</sup>
-* :pushpin: [Self-Destructing Cookies](https://addons.mozilla.org/en-US/firefox/addon/self-destructing-cookies/) <sup>1</sup>
-* [HTTPS Everywhere](https://addons.mozilla.org/en-US/firefox/addon/https-everywhere/) | [GitHub](https://github.com/EFForg/https-everywhere)
-* [HTTPS by default](https://addons.mozilla.org/en-US/firefox/addon/https-by-default/) | [GitHub](https://github.com/Rob--W/https-by-default)
+* [uMatrix](https://addons.mozilla.org/firefox/addon/umatrix/) | [GitHub](https://github.com/gorhill/uMatrix)
+* [Cookie Controller](https://addons.mozilla.org/firefox/addon/cookie-controller/) <sup>1</sup>
+* :pushpin: [Self-Destructing Cookies](https://addons.mozilla.org/firefox/addon/self-destructing-cookies/) <sup>1</sup>
+* [HTTPS Everywhere](https://addons.mozilla.org/firefox/addon/https-everywhere/) | [GitHub](https://github.com/EFForg/https-everywhere)
+* [HTTPS by default](https://addons.mozilla.org/firefox/addon/https-by-default/) | [GitHub](https://github.com/Rob--W/https-by-default)
   * changes the behavior for schemeless URLs typed in the location bar
-* [CanvasBlocker](https://addons.mozilla.org/en-US/firefox/addon/canvasblocker/) | [GitHub](https://github.com/kkapsner/CanvasBlocker)
-* [No Resource URI Leak](https://addons.mozilla.org/en-US/firefox/addon/no-resource-uri-leak/)
-* :pushpin: :triangular_flag_on_post: [NoRedirect](https://addons.mozilla.org/en-US/firefox/addon/noredirect/)
-  * Use [this](https://addons.mozilla.org/en-US/firefox/addon/noredirect-clone/) patched version, which will last until e10s is enforced
-* [Decentraleyes](https://addons.mozilla.org/en-US/firefox/addon/decentraleyes/) | [GitHub](https://github.com/Synzvato/decentraleyes)
-* [Greasemonkey](https://addons.mozilla.org/en-Us/firefox/addon/greasemonkey/) | [GitHub](https://github.com/greasemonkey/greasemonkey)
+* [CanvasBlocker](https://addons.mozilla.org/firefox/addon/canvasblocker/) | [GitHub](https://github.com/kkapsner/CanvasBlocker)
+* [No Resource URI Leak](https://addons.mozilla.org/firefox/addon/no-resource-uri-leak/)
+* :pushpin: :triangular_flag_on_post: [NoRedirect](https://addons.mozilla.org/firefox/addon/noredirect/)
+  * Use [this](https://addons.mozilla.org/firefox/addon/noredirect-clone/) patched version, which will last until e10s is enforced
+* [Decentraleyes](https://addons.mozilla.org/firefox/addon/decentraleyes/) | [GitHub](https://github.com/Synzvato/decentraleyes)
+* [Greasemonkey](https://addons.mozilla.org/firefox/addon/greasemonkey/) | [GitHub](https://github.com/greasemonkey/greasemonkey)
   * Allows you to run [User Scripts](https://github.com/ghacksuserjs/ghacks-user.js/wiki/3.1-User-Scripts) which can do neat things
-* [Pure URL](https://addons.mozilla.org/en-US/firefox/addon/pure-url/)
-* [Quick Java](https://addons.mozilla.org/en-US/firefox/addon/quickjava/)
+* [Pure URL](https://addons.mozilla.org/firefox/addon/pure-url/)
+* [Quick Java](https://addons.mozilla.org/firefox/addon/quickjava/)
   * Configurable toggle buttons for JS, ~~Java~~, Flash, images and more. Suggest you don't use/enable anything that will conflict, such as the Cookies toggle.
-* :pushpin: :triangular_flag_on_post: [Smart Referer](https://addons.mozilla.org/en-US/firefox/addon/smart-referer/)
+* :pushpin: :triangular_flag_on_post: [Smart Referer](https://addons.mozilla.org/firefox/addon/smart-referer/)
   * [WebExtension](https://github.com/meh/smart-referer/tree/wext) under development
 
 <sup>1</sup> Don't use multiple cookie add-ons
@@ -43,7 +43,7 @@ These are all, where applicable, best configured to `deny-all` and whitelist.
 
 These add-ons will not mask or alter any data sent or received, but may be useful depending on your needs
 
-* [SSleuth](https://addons.mozilla.org/en-US/firefox/addon/ssleuth/) | [GitHub](https://github.com/sibiantony/ssleuth)
+* [SSleuth](https://addons.mozilla.org/firefox/addon/ssleuth/) | [GitHub](https://github.com/sibiantony/ssleuth)
    * Visual urlbar color/rating and one-click information on ciphers, PFS, SSL/TLS and CAs
 * [SSLPersonas](https://addons.mozilla.org/firefox/addon/sslpersonas/) | [GitHub](https://github.com/SSLPersonas/SSLPersonas) | [Website](https://sslpersonas.tobitobi.de/)
    * An alternative to SSleuth, changes Firefox's (lightweight) theme according to the security status of the currently opened web site
@@ -52,7 +52,7 @@ These add-ons will not mask or alter any data sent or received, but may be usefu
 * :white_check_mark: Ghostery
 * :white_check_mark: Disconnect
 * :white_check_mark: Privacy Badger
-* :pushpin: :triangular_flag_on_post: [UAControl](https://addons.mozilla.org/en-US/firefox/addon/uacontrol/) <sup>1</sup> (or any other UA add-on)
-* :pushpin: :triangular_flag_on_post: [User-Agent JS Fixer](https://addons.mozilla.org/en-US/firefox/addon/user-agent-js-fixer/) <sup>1</sup>
+* :pushpin: :triangular_flag_on_post: [UAControl](https://addons.mozilla.org/firefox/addon/uacontrol/) <sup>1</sup> (or any other UA add-on)
+* :pushpin: :triangular_flag_on_post: [User-Agent JS Fixer](https://addons.mozilla.org/firefox/addon/user-agent-js-fixer/) <sup>1</sup>
 
 <sup>1</sup> We do not recommend UA spoofing (see section 2697 in the `ghacks user.js`).