How to prevent last-minute bookings from the mobile app

From the mobile homepage, select the event type you’d like to edit.

Scroll to the bottom of the screen and select Edit this event type.

Select When can people book this event? to expand the section.

At the bottom of the section, select Additional rules for your availability.

Under Scheduling conditions at Invitees can’t schedule within… select how far in advance of the start time that invitees are can book with you.

Scroll to the bottom and select Save & Close, then select Done.