Send a message error: 452 Too many recipients

Prompt when sending mail: An error occurred while sending the message! 452 Too Many recipients

Reason: According to international standards to allow 100 recipients, if a message sent to multiple recipients, only 100, the recipient of more than 100 will report this error.

WORKAROUND: Set---Default domain server---server---SMTP server

... Allow only those numbers following the RCPT command to define their own requirements

Modify Complete Click OK.

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