Findings

• When the WP site is first created, the new WP will send an email to the site admin.
• When one site is imported to another site using All-in-one-migration plugin, NO emails are sent after the migration.
• Changing of admin email address by normal way:
  • When the admin email address is modified on the General page, WP will send an email to the new address for confirmation.
  • When the confirmation link in the above email is successfully used in the logon, the new admin email is effected.
  • When the new address is effected, WP will send an email to the old address informing the change and showing the new admin email address.
• Change of admin email address in database by phpMyAdmin:
  • Directly edit the admin email address in the wp_options table.
  • WP will not send any emails using this method.