Maintenance Dashboard
Symptom, investigate, resolve, prevent - for everything that has gone wrong before.
The certificate expires on schedule instead of renewing, so browsers show a security warning roughly every 90 days.
Scheduled or manual backup fails, times out, or never appears in the backup history.
The front end is acceptably fast because it is cached, but wp-admin pages take many seconds to load for editors…
Hosting control panel shows CPU/RAM/entry-process limits maxed out around the time the site went down.