SMTP mail sending error

Product Support
1

My Mautic version is: 3.2.1
My PHP version is: 7.2.34
My Database type and version is: mysql Ver 15.1 Distrib 5.5.68-MariaDB

My problem is:

When I trying to send test email after configure mautic I have error with SMTP server.
My SMTP server allows send mail with header FROM only suitable with name of mailbox, but mautic add to header string “+bounce” (info+bounce@mydomain.com instead info@mydomain.com)

How I can disable it?

These errors are showing in the log:

Steps I have tried to fix the problem:

2

in an email, have you defined your sender address in the Advanced Section ?

3

“Name to send mail as”
and
“E-mail address to send mail from”

in config is set to info@mydomain.com

4

From name
From address
and Reply to address

is set in Advanced Section too with info@mydomain.com
but mautic set header FROM to info+bounce_5fe3050ce112e278616498 when connect to SMTP server

5

When I trying to send email via console (swiftmailer:email:send) and type correct header FROM mail is delivering

6

Does any one know how to disable it?