Can’t login after adding configure application cookies

I’m developing Asp.Net Core 3.1 MVC web application with Identity. My login page works fine but after adding the services.ConfigureApplicationCookie it not worked as expected and it keeps redirecting me to my local index. I can’t figure out what really happen. If I comment this block, everything works as expected.

Chrome Not Set Session’s Cookie

I have an ASP.NET MVC e-commerce application. Our help desk report me some chrome browsers have problems with our site. I found the problem but i cannot solve the problem. The problem is some chrome browsers not set session cookie. There is no cookie for session and the application use session of course so the application doesn’t properly on some chrome browser. You can see my session setting at below.
What can i do? I don’t solve the problem.

Asp.Net Forms Authentication when using iPhone UIWebView

I am writing a Asp.net MVC 2 application that uses Forms Authentication and currently I am having a problem with our iPhone application in regards to the authentication/login over the web. We have developed a simple iPhone app that uses the the UIWebView control. At this stage, all the app does is navigate to our Asp.Net website. Simple, right? The problem is, that the user cannot get past the login page. The repro steps are: