diff --git a/user.js b/user.js
index af1381b..2c7ef2e 100644
--- a/user.js
+++ b/user.js
@@ -17,10 +17,7 @@
 /****************************************************************************
  * SECTION: FASTFOX                                                         *
 ****************************************************************************/
-user_pref("nglayout.initialpaint.delay", 0);
-user_pref("nglayout.initialpaint.delay_in_oopif", 0);
 user_pref("content.notify.interval", 100000);
-user_pref("browser.startup.preXulSkeletonUI", false); // WINDOWS
 
 /** EXPERIMENTAL ***/
 user_pref("layout.css.grid-template-masonry-value.enabled", true);
@@ -116,6 +113,7 @@ user_pref("extensions.formautofill.creditCards.enabled", false);
 /** MIXED CONTENT + CROSS-SITE ***/
 user_pref("network.auth.subresource-http-auth-allow", 1);
 user_pref("security.mixed_content.block_display_content", true);
+user_pref("security.mixed_content.upgrade_display_content", true);
 user_pref("pdfjs.enableScripting", false);
 user_pref("extensions.postDownloadThirdPartyPrompt", false);
 user_pref("permissions.delegation.enabled", false);