diff --git a/Appendix-B-References.md b/Appendix-B-References.md
index 45b8b4c..ecd5d0b 100644
--- a/Appendix-B-References.md
+++ b/Appendix-B-References.md
@@ -1,6 +1,6 @@
 🟪 Mozilla
 
-* [Bugzilla](https://bugzilla.mozilla.org/describecomponents.cgi?product=Firefox) - **h**ttps://bugzilla.mozilla.org/describecomponents.cgi?product=Firefox
+* [Bugzilla](https://support.mozilla.org/products/firefox-enterprise/policies-customization-enterprise/policies-overview-enterprise) - **h**ttps://support.mozilla.org/products/firefox-enterprise/policies-customization-enterprise/policies-overview-enterprise
 * [Code: Searchfox](https://searchfox.org/) - **h**ttps://searchfox.org/
 * Firefox "about:" URLs: `about:about`
 * [Firefox Enterprise: Policies](https://support.mozilla.org/products/firefox-enterprise/policies-enterprise) - **h**ttps://support.mozilla.org/products/firefox-enterprise/policies-enterprise
@@ -14,14 +14,12 @@
 * [Firefox Telemetry Dashboards](https://telemetry.mozilla.org/) - **h**ttps://telemetry.mozilla.org/
 * [Mozilla Developer Network](https://developer.mozilla.org/) - **h**ttps://developer.mozilla.org/
    * [Firefox Docs](https://developer.mozilla.org/Firefox) - **h**ttps://developer.mozilla.org/Firefox
-   * [Preferences Guide](https://developer.mozilla.org/en-US/docs/Mozilla/Preferences/A_brief_guide_to_Mozilla_preferences) - **h**ttps://developer.mozilla.org/docs/Mozilla/Preferences/A_brief_guide_to_Mozilla_preferences
    * [Web APIs](https://developer.mozilla.org/docs/Web/API) - **h**ttps://developer.mozilla.org/docs/Web/API
 * [Mozilla Security Advisories](https://www.mozilla.org/security/advisories/) - **h**ttps://www.mozilla.org/security/advisories/
 * [Mozilla Security Blog](https://blog.mozilla.org/security/) - **h**ttps://blog.mozilla.org/security/
 * [Mozilla Specifications Positions](https://mozilla.github.io/standards-positions/) - **h**ttps://mozilla.github.io/standards-positions/
 * [Mozilla Source Tree Docs](https://firefox-source-docs.mozilla.org/) - **h**ttps://firefox-source-docs.mozilla.org/
 * [Mozilla Web Security Developer Guideline](https://github.com/mozilla/infosec.mozilla.org/blob/master/docs/guidelines/web_security.md) - **h**ttps://github.com/mozilla/infosec.mozilla.org/blob/master/docs/guidelines/web_security.md
-* [Mozilla Wiki: Privacy Features](https://wiki.mozilla.org/Privacy/Features/) - **h**ttps://wiki.mozilla.org/Privacy/Features/
 * [Tor Uplift Project](https://wiki.mozilla.org/Security/Tor_Uplift/Tracking) - **h**ttps://wiki.mozilla.org/Security/Tor_Uplift/Tracking
 
 🟪 Tor Project