diff --git a/desktop-environment/planner.nix b/desktop-environment/planner.nix
index d7bd8d4..3080748 100644
--- a/desktop-environment/planner.nix
+++ b/desktop-environment/planner.nix
@@ -23,8 +23,6 @@ in
             DisableTelemetry = true;
             DisableAppUpdate = true;
 
-            EnableOpenPGP = true;
-
             Preferences = {
                 "mail.provider.enabled" = false;
                 "mail.openpgp.allow_external_gnupg" = true;
@@ -34,6 +32,17 @@ in
             Certificates = {
                 ImportEnterpriseRoots = true;
             };
+
+            PasswordManagerEnabled = true;
+            Cookies = {
+                "Default" = false;
+                "AcceptThirdParty" = "never";
+                "Locked" = true;
+            };
+
+            DefaultDownloadDirectory = "/tmp";
+            DisableBuiltinPDFViewer = true;
+            DisablePasswordReveal = true;
         };
     };
 }