It works the same the other way around. If you get another booking through a booking channel this information gets sent to the system. The inventory gets reduced to 0 rooms. Now your rooms are fully booked. Both your website and the booking channel will show no availability.
To use the channel manger you need accounts with the booking channels you want to use and connect them to the channel manager account.
'''Set up'''
To use the channel manger you need accounts with the booking channels you want to use and connect them to the channel manager account.
To set channel management up go to '''SETTINGS''' -> '''CHANNEL MANAGER'''