diff --git a/user.js b/user.js
index 2b6edc6..c8ad5c4 100644
--- a/user.js
+++ b/user.js
@@ -18,6 +18,38 @@ user_pref("pdfjs.enableScripting", false);
 user_pref("permissions.default.camera", "2");
 user_pref("permissions.default.microphone", "2");
 
+// Telemetry
+user_pref("browser.newtabpage.activity-stream.feeds.telemetry", false);
+user_pref("browser.newtabpage.activity-stream.telemetry", false);
+user_pref("browser.newtabpage.activity-stream.telemetry.structuredIngestion.endpoint", "");
+user_pref("browser.newtabpage.activity-stream.telemetry.ut.events", false);
+user_pref("browser.ping-centre.telemetry", false);
+user_pref("browser.urlbar.eventTelemetry.enabled", false);
+user_pref("dom.security.unexpected_system_load_telemetry_enabled". false);
+user_pref("network.trr.confirmation_telemetry_enabled", false);
+user_pref("privacy.trackingprotection.origin_telemetry.enabled", false);
+user_pref("security.app_menu.recordEventTelemetry", false);
+user_pref("security.certerrors.recordEventTelemetry", false);
+user_pref("security.identitypopup.recordEventTelemetry", false);
+user_pref("security.protectionspopup.recordEventTelemetry", false);
+user_pref("telemetry.origin_telemetry_test_mode.enabled", false);
+user_pref("toolkit.telemetry.archive.enabled", false);
+user_pref("toolkit.telemetry.bhrPing.enabled", false);
+user_pref("toolkit.telemetry.debugSlowSql", false);
+user_pref("toolkit.telemetry.ecosystemtelemetry.enabled", false);
+user_pref("toolkit.telemetry.enabled", false);
+user_pref("toolkit.telemetry.firstShutdownPing.enabled", false);
+user_pref("toolkit.telemetry.geckoview.streaming", false);
+user_pref("toolkit.telemetry.newProfilePing.enabled", false);
+user_pref("toolkit.telemetry.reportingpolicy.firstRun", false);
+user_pref("toolkit.telemetry.server", "");
+user_pref("toolkit.telemetry.server_owner", "");
+user_pref("toolkit.telemetry.shutdownPingSender.enabled", false)
+user_pref("toolkit.telemetry.shutdownPingSender.enabledFirstSession", false);
+user_pref("toolkit.telemetry.testing.overrideProductsCheck", false);
+user_pref("toolkit.telemetry.unified", false);
+user_pref("toolkit.telemetry.updatePing.enabled", false);
+
 // Other
 user_pref("permissions.default.desktop-notification", "2");
 user_pref("permissions.default.xr", "2");
\ No newline at end of file