diff --git a/mailnews/mailnews.js b/mailnews/mailnews.js
index 4512308844f3..ca00cc59a9c3 100644
--- a/mailnews/mailnews.js
+++ b/mailnews/mailnews.js
@@ -267,6 +267,8 @@ pref("mail.server.default.dual_use_folders", true);
 pref("mail.server.default.canDelete", false);
 pref("mail.server.default.login_at_startup", false);
 pref("mail.server.default.allows_specialfolders_usage", true);
+pref("mail.server.default.canCreateFolders", true);
+pref("mail.server.default.canFileMessages", true);
 
 pref("mail.smtpserver.default.auth_method", 1); // auth any
 pref("mail.smtpserver.default.try_ssl", 0);
diff --git a/modules/libpref/src/init/mailnews.js b/modules/libpref/src/init/mailnews.js
index 4512308844f3..ca00cc59a9c3 100644
--- a/modules/libpref/src/init/mailnews.js
+++ b/modules/libpref/src/init/mailnews.js
@@ -267,6 +267,8 @@ pref("mail.server.default.dual_use_folders", true);
 pref("mail.server.default.canDelete", false);
 pref("mail.server.default.login_at_startup", false);
 pref("mail.server.default.allows_specialfolders_usage", true);
+pref("mail.server.default.canCreateFolders", true);
+pref("mail.server.default.canFileMessages", true);
 
 pref("mail.smtpserver.default.auth_method", 1); // auth any
 pref("mail.smtpserver.default.try_ssl", 0);