diff --git a/personal/user-overrides.js b/personal/user-overrides.js
index 4cb388c..52ea6e1 100644
--- a/personal/user-overrides.js
+++ b/personal/user-overrides.js
@@ -15,16 +15,15 @@
 ****************************************************************************/
 
 /** SETUP ON FIRST INSTALLATION ***/
-//user_pref("network.trr.uri", "https://dns.nextdns.io/******/Firefox"); // TRR/DoH
+//user_pref("network.trr.uri", ""); // DoH
 
 /** FASTFOX ***/
 user_pref("browser.sessionstore.restore_pinned_tabs_on_demand", true);
 user_pref("browser.sessionstore.interval", 900000); // save session every 15 minutes
 user_pref("browser.newtab.preload", false); // disable new tab if not using
-user_pref("nglayout.initialpaint.delay", 50); // delay painting new tabs
-user_pref("javascript.options.baselinejit.threshold", 50); // default=100
-//user_pref("javascript.options.ion.threshold", 5000);
-user_pref("javascript.options.concurrent_multiprocess_gcs.cpu_divisor", 2); // default=4
+//user_pref("nglayout.initialpaint.delay", 50); // delay painting new tabs
+//user_pref("javascript.options.baselinejit.threshold", 50); // default=100
+//user_pref("javascript.options.concurrent_multiprocess_gcs.cpu_divisor", 2); // default=4
 
 /** SECUREFOX ***/
 //user_pref("privacy.trackingprotection.allow_list.convenience.enabled", false); // disable allowlist of convenience features