Type in your Hosting Number and Hosting password as well. Deleting the Hosting Number will reset the project settings to values for the Test Server. The hosting details are provided after ordering the hosting service.
If you got the hosting information before the release of version 4 then you use the FTP data without the string lp
Example:
FTP Username: lp9939159 -> Hosting ID = 9939159
FTP Password: 1Q7_thI% -> Hosting Password = 1Q7_thI%