How do I enable store and forward on a fax machine line?

Increase the delivery success rates of faxes you send and receive using a physical fax machine with an ATA. This feature temporarily stores faxes in transit, allowing our platform to handle reattempts and act on any errors.

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Before you begin: You must have admin or super admin permissions.
  1. Log in at
  2. Click Lines in the left sidebar and then click your fax line.
  3. From Fax > Using an Analog Telephone Adapter, enable fax storage for incoming and/or outgoing faxes.
  4. Enter an email address for failed transmission notifications.
  5. Click Save.