You will also need to modify the SPF record associated with your domain name to add Mailinblack as a legitimate relay: include:spf.mailinblack.com.
In the Account settings, go to the Outgoing server (SMTP) menu and click on "Add".
2. Enter the following values:
Server name: (Ex: smtp1.mailinblack.com)
Port : 25 or 587
Username : email address protected by Mailinblack
Authentication method : Password, unsecured transmission
Connection security : STARTTLS
3. Configure account to send via this connector
4. The next time you send a mail, you will be asked for a password. You will need to enter the password for the Mailinblack account.
You can indicate that you wish to save the password for future mailings.
#protect #mail #out #thunderbird