The same permission as for the other devtool pages is used.
<acpmenuitem name="wcf.acp.menu.link.devtools.notificationTest">
<parent>wcf.acp.menu.link.devtools</parent>
<controller>wcf\acp\page\DevtoolsNotificationTestPage</controller>
+ <permissions>admin.configuration.package.canInstallPackage</permissions>
</acpmenuitem>
<!-- /devtools -->
*/
protected $events = [];
+ /**
+ * @inheritDoc
+ */
+ public $neededPermissions = ['admin.configuration.package.canInstallPackage'];
+
/**
* @inheritDoc
*/