Synchronisations Synchronisation - Google Calendar Connecting 1. Go to Synchronisation -> Google Calendar. 2. To link Google calendars to mobile-calendar rooms, you need to allow the app access to manage Google calendars, do this using the green Sign In button. 3. Assign Google calendars to rooms in your mobile-calendar system. Please note that one Google calendar must be linked to one room. Example: Room 1 connected to Calendar 1 Room 2 connected to Calendar 2 Room 3 connected to Calendar 3 etc. 4. Slide the Disable/enable synchronisation slider By enabling synchronisation, bookings are automatically uploaded and downloaded to your Google Calendar. Thanks to this option, mobile-calendar is connected to dozens of OTA portals such as Airbnb, Tripadvisor and many others.