This article describes how to troubleshoot a problem that may occur after a WordPress update.
When you try to view your WordPress site, you receive the following message in your web browser:
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 the update is complete, WordPress removes the message and your site is accessible again.
However, if a WordPress update is interrupted or 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:
An automated WordPress update has failed to complete - please attempt the update again now.