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symantec 552 5.3 4 message size exceeds fixed maximum message size


How to fix email error 552 – ‘5.3.4 Message size exceeds fixed maximum message size’ in Exchange servers

How to fix email error 552 – ‘5.3.4 Message size exceeds fixed maximum message size’ in Exchange servers

Users sending messages with attachments to recipients hosted in Exchange servers can end up receiving bounce mails due these attachments.

Our Hosting Support Engineers support hundreds of Exchange servers for web hosts, web designers and other online businesses.

In these servers, we’ve seen huge attachments or unsupported attachments formats causing email error 552.

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