Well, see, that's the problem: The service won't start. That's what the OP said, too. I'm having the identical problem that the OP is suffering:Make sure the Startup Type is Automatic and that the Service is Started.
- Home wife signal is detected, but connection to home wifi network is lost
- Attempts to connect to wireless network fail
- Attempts to run diagnostics on the connection fail because the DPS will not start
- Attempts to start DPS fail, because . . . well, Windows doesn't say why, other than "error 5."