550 Mailbox unavailable. The server response was: user is not verified for email marketing. The server rejected the sender address.

Updated 10 months ago

If you get this error, you haven't whitelisted your sending address. You need to whitelist the from email address here: https://dashboard.clicksend.com/#/transactional-email/settings/from-addresses


How Did We Do?


Powered by HelpDocs