Unfortunately, the Grunion Contact Form plugin has been discontinued by the original developers of the plugin. Due to this, the disable Grunion Admin
After you've downloaded and extracted the files:
Visit the Disable Grunion Admin link page for more information.
Please note that we are not accepting unpaid requests for improvements or unpaid support for this plugin. The Disable Grunion Admin link plugin was created for a specific site and we do not have time to provide free technical assistance for it unfortunately.