diff --git a/librewolf.cfg b/librewolf.cfg
index 828aeaf..d259850 100644
--- a/librewolf.cfg
+++ b/librewolf.cfg
@@ -329,6 +329,13 @@ lockPref("privacy.donottrackheader.value", 1);
 lockPref("dom.disable_beforeunload", true);
 lockPref("permissions.default.geo", 2);
 
+/* disable permissions delegation [FF73+]
+ * Currently applies to cross-origin geolocation, camera, mic and screen-sharing
+ * permissions, and fullscreen requests. Disabling delegation means any prompts
+ * for these will show/use their correct 3rd party origin
+ * [1] https://groups.google.com/forum/#!topic/mozilla.dev.platform/BdFOMAuCGW8/discussion */
+user_pref("permissions.delegation.enabled", false);
+
 // >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
 // Section : Defaulting Settings
 // Those settings are not locked this section purpose is to change default setting...
@@ -1252,6 +1259,8 @@ lockPref("security.tls.version.fallback-limit", 3);
 // http://kb.mozillazine.org/Security.tls.version.*
 lockPref("security.tls.version.min", 2);
 
+lockPref("security.tls.version.enable-deprecated", false);
+
 // Pref : Enfore Public Key Pinning
 // https://en.wikipedia.org/wiki/HTTP_Public_Key_Pinning
 // https://wiki.mozilla.org/SecurityEngineering/Public_Key_Pinning
@@ -1662,6 +1671,8 @@ lockPref("geo.wifi.uri", "");
 lockPref("geo.provider.ms-windows-location", false); // [WINDOWS]
 lockPref("geo.provider.use_corelocation", false); // [MAC]
 lockPref("geo.provider.use_gpsd", false); // [LINUX]
+lockPref("geo.provider.network.url", "");
+lockPref("geo.provider.network.logging.enabled", false);
 
 // Pref :
 lockPref("identity.fxaccounts.auth.uri", "");