diff --git a/browser_patches/firefox/preferences/playwright.cfg b/browser_patches/firefox/preferences/playwright.cfg
index a9d57d13d3..5b9c02287b 100644
--- a/browser_patches/firefox/preferences/playwright.cfg
+++ b/browser_patches/firefox/preferences/playwright.cfg
@@ -9,7 +9,9 @@ pref("browser.safebrowsing.provider.mozilla.updateURL", "");
 pref("browser.library.activity-stream.enabled", false);
 pref("browser.search.geoSpecificDefaults", false);
 pref("browser.search.geoSpecificDefaults.url", "");
-
+pref("captivedetect.canonicalURL", "");
+pref("network.connectivity-service.enabled", false);
+pref("browser.newtabpage.activity-stream.asrouter.providers.snippets", "");
 
 // Make sure Shield doesn't hit the network.
 pref("app.normandy.api_url", "");