"Attachments" Settings
Do not synchronize attachments: Enable this option to prevent attachments from being synchronized.
Synchronize attachments: If you enable this option, every attachment is synchronized as a single document and linked to the appointment (MA) record in the CRM system. You can also limit the size of the attachments via the Do not synchronize attachments larger then n kilobytes setting.
Save whole message as MSG file (attachments included): When enabled, the message itself including all attachments is linked to the appointment (MA) record in the CRM system as a document. You can also limit the size of the MSG file via the Do not synchronize MSG files larger then n kilobytes setting.