How do I change my number of guests per room

Hi

For each Rom Type, go to Property > Room Details (or Property Layout), and edit each Room Type defined.

Under occupancy on the edit details page you can set it.

If you cant phone partner support as per below

 Message or Call BdC PartnerSupport ***

1. In the extranet, go to the ‘Inbox’ tab.
2. Select ‘Booking.com messages’.
3. Right Pane - Click on ‘See Contact Options’. 
4. Choose Account
5. Now choose Other
6. Then at bottom , See all contact options, and click Message or Call
7. As there is no one number for all partners, the number for your nearest BdC Partner Support is then revealed.

*** public main lines via Where you can reach us