1. You receive an e-mail that is missing the attachment. The reason: the size of the attachment was bigger than 20MB.
  2. You try to send an e-mail with attachments together are bigger than 20MB. A message appears that this isn't possible.  
  3. You try to add a file as an attachment. However, the file is bigger than 20MB. A error message appears.


You can't send or receive e-mails bigger than 20MB in Carerix. The maximum size of attachments in Carerix is 20MB.


  • The maximum of 20MB applies when the e-mail is send from the Carerix e-mail server. If you use your own mail server (SMTP), than a different maximum can apply.
  • The size of the attachments together is shown in the e-mailwindow (red if the size is bigger than 7MB).


  • To send a e-mail with attachments bigger than 20MB, you can compress the attachment.
    A free tool is for example 7Zip.
  • If you have multiple attachments, you can send the attachments in multiple e-mails.
  • There are several online services where you can store the files. An example is
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