[Solved] an automated WordPress update has failed to complete – please attempt the update again now.
This happens when any of the WordPress component (Theme, Plugin, Core files) returns with failed update process notification or showing maintenance notification.
Due to technical error or load of a server may hampers the update process of WordPress. Thus, the website steadily displays a maintenance page, which is annoying.
When you change this interface to AHCI then the OS will treat your internal hard drive as an external one. SATA and eSATA interface work on the AHCI interface.