This video tutorial gives you a quick overview of using and debugging Background Transfer API issues in your Windows Store app. This video tutorial is a lead to the Chalk talk on the same topic which you can sign up by visiting here: https://aka.ms/P8zg0f
To setup WinINet tracing open an elevated command prompt:
1.) Type: netsh trace start scenario=InternetClient_dbg capture=yes persistent=yes
2.) Reproduce issue
3.) Type: netsh trace stop.
4.) Use Network Monitor to analyze the WinInet trace
To use Fiddler tracing you can reference: http://www.fiddlertool.com