diff --git a/config/mozilla.cfg b/config/mozilla.cfg
index 8aea1b8..63254db 100644
--- a/config/mozilla.cfg
+++ b/config/mozilla.cfg
@@ -1118,6 +1118,7 @@ lockPref("browser.newtabpage.activity-stream.asrouter.userprefs.cfr.addons", fal
 lockPref("browser.newtabpage.activity-stream.asrouter.userprefs.cfr.features", false); // disable CFR [FF67+]
 lockPref("network.manage-offline-status", false);
 lockPref("browser.preferences.moreFromMozilla", false);
+lockPref("browser.disableResetPrompt", true); // [HIDDEN PREF]
 // lockPref("xpinstall.signatures.required", false); // enforced extension signing (Nightly/ESR)
 //
 // MORE