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Your Email Attachment Size Limit

Find out how large of an attachment you can send or receive

Email Attachment Size Limits for Exchange Mail

  • The default sending email attachment size limit is 150 MB.
  • The default receiving email attachment size limit is 50 MB.

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Don't know your UBITName or password? Call 716-645-3542, visit one of our two walk-in locations, or send a message.

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