diff --git a/user-overrides.js b/user-overrides.js
index 6cb6f8b..5006303 100644
--- a/user-overrides.js
+++ b/user-overrides.js
@@ -73,8 +73,26 @@ user_pref("browser.sessionstore.interval", 30000); // set minimum interval betwe
 user_pref("gfx.webrender.compositor.force-enabled", true); // reinforce
 user_pref("layers.gpu-process.force-enabled", true); // reinforce
 user_pref("media.hardware-video-decoding.force-enabled", true); // reinforce
+user_pref("content.notify.interval", 360000);
 user_pref("network.http.http3.enable", false); // disable QUIC for faster upload speeds
 user_pref("media.av1.enabled", false); // disable AV1 to force video hardware decoding
+// spec. con.
+user_pref("network.http.speculative-parallel-limit", 18); // default=6; overrides SecureFox
+user_pref("network.dns.disablePrefetch", false); // overrides SecureFox
+user_pref("network.dns.disablePrefetchFromHTTPS", false);
+user_pref("browser.urlbar.speculativeConnect.enabled", true); // overrides SecureFox
+user_pref("browser.places.speculativeConnect.enabled", true); // overrides SecureFox
+user_pref("network.prefetch-next", true); // overrides SecureFox
+user_pref("network.predictor.enabled", true); // overrides SecureFox
+user_pref("network.predictor.enable-prefetch", true); // overrides SecureFox
+user_pref("network.predictor.enable-hover-on-ssl", true);
+    user_pref("network.predictor.preresolve-min-confidence", 10); // default=60; alt=40
+    user_pref("network.predictor.preconnect-min-confidence", 20); // default=90; alt=70
+    user_pref("network.predictor.prefetch-min-confidence", 30); // default=100; alt=80
+        user_pref("network.predictor.prefetch-force-valid-for", 3600); // default=10
+        user_pref("network.predictor.prefetch-rolling-load-count", 120); // default=10
+    user_pref("network.predictor.max-resources-per-entry", 250); // default=100
+    user_pref("network.predictor.max-uri-length", 1000); // default=500
 
 /** DELETE IF NOT NIGHTLY ***/
 user_pref("javascript.options.experimental.import_assertions", true);