Backup Directory
Represents the folder inside of wp-content/uploads/ where the System saves and keeps the temporary files durring the main processes.
For Double check, you can keep those Temporary Files into that folder.
Email Notification
Decides if and when the System owner is notified via Email.
Clean Up
Just Clean Up your system by deleting the Temporary Files and Snapshots Logs.
Debug
Decide what should be stored for Admin Logs section. If something is not working properly you may want to catch “mostly everything”
Notifications
Set when the Warning/Error notifications from the Dashboard Top side should show up again.