Proper Login Screen using EXB Developer editioin

[PaulNRWA]

I know I'm missing a simple setting, but I've been unable to track it down.   When I run this app from EXB developer, I get the standard portal login screen:

When I publish it to our server, I'm presented with the following:

Any ideas?

[WeiYing1]

Hi @PaulNRWA ,

Does your server support OAuth 2.0? For service support OAuth 2.0, the login popup would be more nice like the first screenshot. Please refer to the doc I linked above for more details. 

Thanks,
Wei