I've got entitlement running on the my apps in the Windows, iOS, and Android stores just fine but for some reason the sign-in doesn't work on the web viewer. Any ideas why? I can send dummy account info if you need.
I also rechecked iOS, Android and Windows. iOS and Android worked fine, but now Windows isn't working (to be honest, I'm questioning whether I ever checked before now). Here is the message I get on the Windows App: