Your Airbnb guests can receive their unique PIN code conveniently within Airbnb, without the need for email. This makes accessing your rental property easier: Guests can find all of the information needed simply by logging into their Airbnb account.
To enable the Airbnb Messaging System feature, select it in the Settings section of your Airbnb integration:
When this option is enabled, the PIN code and Access Instructions would automatically appear within Airbnb, in both the web and mobile apps. For example,
In the Airbnb web app:
In the Airbnb mobile (iOS) app:
Note that these messages are always sent immediately after the reservation is accepted and the PIN code is generated. Scheduling is only supported for sending access instructions via email.