Message size (22483734) is over limit (21995520)
SMTP error from remote mail server after MAIL
Diagnostic-Code: smtp; 552 5.2.3 Message size (22483734) is over limit (21995520)
Attachment size limit in Exchange Server
message size limits in Microsoft Exchange server




25 ~ 50
standard .





:

10MB
Attachment size limit in Exchange Server The default limit is 10MB


:

https://www.ilovepdf.com/compress_pdf

:
https://www.dell.com/support/kbdoc/e...xchange-server