Forwarding to externcal domain

Shree Shankar 21 Reputation points

I am using office 365.

I trying to forward the email to an external domain. I tried changing the configuration from

Threat Management -> Anti-spam -> Settings ->Outbound Spam filter policy

I selected the On-forwarding is enabled.

It shows we are making changes then I got the Client error.

Screenshot for reference.

Exchange Server Management
Exchange Server Management
Exchange Server: A family of Microsoft client/server messaging and collaboration software.Management: The act or process of organizing, handling, directing or controlling something.
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Accepted answer
  1. Vasil Michev 97,076 Reputation points MVP

    As the error message suggests, you need to enable customization first. To do so, first connect to Exchange Online via PowerShell:
    Once connected (with admin credentials), run the following cmdlet:


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  1. Shree Shankar 21 Reputation points

    Hi Michev,

    Thanks for your response,

    I will try these steps and update you soon on the same.

    Thanks again :)