Turn off Mail delivery deferred: returning message to sender notification

Operating System & Version
CENTOS 7.9
cPanel & WHM Version
v94.0.4

Martin77

Registered
Sep 23, 2018
1
0
1
Egyesült Királyság
cPanel Access Level
Reseller Owner
Hi,

How can I turn off this notification for an account?
I want to send 4000 mails but for preventing SPAM action and warming up my IP so I made for a reason an hourly limit but for that specific account I do not need this automatic mail.

Thank you.
 
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