Thank you. I have reset my password and this has worked. I can clearly see the coop button. Maybe my old password was too long for the system. Will try out over the weekend when my friend visits. Thanks again for your help.

I logged into this forum without any problem (using both my user name and email address), so that cannot be the issue. As stated this is the Steam version of the game, so not bought from the Slitherine webshop. I note that the manual states "Steam users cannot currently register though are able...

How do I start a coop game from the Steam version of BA2 please? When I click on Multiplayer I am taken to a login and password screen. Even though I correctly enter my Slitherine/Matrix Games details I get a message saying "Login isnt correct". The manual really should go into more detail...