This tiny plugin actives the maintenance mode with standard messages from WordPress.
The Simple WP Maintenance Mode will activate a maintenance page with the standard WP messages.
Just logged-in users with editing template capability will be able to access the website while this plugin is activeted.
There is no need any configuration. Just enable or disable the plugin.
The quickest method for installing the plugin is:
If you would prefer to do things manually then follow these instructions:
simple-wp-maintenance-mode
folder to the /wp-content/plugins/
directory