Email header: list-unsubscribe

[eddieadams]

Is it possible to add a "list-unsubscribe" email header?

[Vadym]

Hi eddieadams,

You can use an Email template with an Opt-out link header for this purpose.
More information:
https://docs.espocrm.com/user-guide/...mail-templates
https://docs.espocrm.com/user-guide/.../#opt-out-link