After changing get below error (https://webapp-openidconnect-dotnet20201126153555.azurewebsites.net/)
The page cannot be displayed because an internal server error has occurred.
Logs:
2020-11-30T18:23:41 PID[7500] Error Failed to download OpenID configuration from 'https://sts.windows.net/84d7429e-d6a2-4f9c-a2e7-aa4e078d5e80/.well-known/openid-configuration': Value cannot be null.Parameter name: value
2020-11-30T18:23:41 PID[7500] Critical System.ArgumentNullException: Value cannot be null.Parameter name: valueat Newtonsoft.Json.JsonConvert.DeserializeObject(String value, Type type, JsonSerializerSettings settings)at Newtonsoft.Json.JsonConvert.DeserializeObjectTat Microsoft.Azure.AppService.Middleware.OpenIdConnectConfiguration.Download(String url)at Microsoft.Azure.AppService.Middleware.OpenIdConnectConfiguration.ConfigManager.RefreshConfiguration(OpenIdConnectConfiguration testConfiguration)at Microsoft.Azure.AppService.Middleware.OpenIdConnectConfiguration.ConfigManager.GetCurrentConfiguration(Boolean forceRefresh, OpenIdConnectConfiguration testConfiguration)at Microsoft.Azure.AppService.Middleware.AzureActiveDirectoryProvider.GetOpenIdConnectConfiguration(Boolean forceRefresh)at M