Mobile Devices are not able to see the resources

User may see Spinning wheel on Android device after adding Storefront URL in Workspace App

Go to Storefront server  and Open Citrix Storefront MMC

1. Click on Manage Receiver for Web Sites
2. Click on Configure button and go to UI Experience
3. Change from "Next Generation experience" to "Unified experience" 
4. Click OK and close the window

Problem Cause

There is a capability 'MobileWebUI'. (It is a feature which will try to load the store details in a webview which is a WSUI view - OnPrem with WSUI feature).
This mode of login causes the issue.