Attachment / file limit size
Overview
Front’s attachment size limits vary based on the channel type you’re using.
Size limits
Front's attachment size limits:
Gmail: 25 MB per message
Office 365*: 100 MB per message
Generic SMTP (Sendgrid): 19.5 MB per message
Custom SMTP: 25 MB per message. Attachments can be image files, PDFs, and documents.
Front Chat: 25 MB per message
Twitter: 5 MB per message
All other channel types: 25 MB per message
*The attachment size limit is determined at the time of creation for an Office 365 channel. If a channel is switched over to Office 365, the attachment size limit may not be updated.
Attachment limits
Front has a maximum attachment limit of 100 files per email.
Troubleshooting
I'm seeing an attachment limit warning without adding any new attachments
This can occur when replying to messages which contain attachment or inline images; each reply can repeat the existing attachments, increasing the total attachment size on the message.
To work around this, you can click the "..." icon in the bottom-left corner of your message in the composer to view the previous messages, then the "x" icon on the right to remove the previous messages from your reply