This post describe how to troubleshoot a problem that may happen after a WordPress update.
When you try to enter your WordPress site, you receive the following message :
Briefly unavailable for scheduled maintenance. Check back in a minute.
During a normal update, WordPress enters maintenance mode, displays this message, and blocks site access temporarily. When this is complete, WordPress removes the message and you can access your site again.
However, if a WordPress update fails, this message can remain visible, preventing access to your site. In this case, you must manually “unblock” the update maintenance mode.
To resolve this problem, follow these steps:
1.Log in to cPanel.