How can I change the usb mode for Nokia PC Suit?

[Windows Central Question]

I did not connect my new Nokia Lumia 730 with Nokia PC Suit.

 

[dKp1977]

You can't use Nokia PC Suite with Windows Phone devices. If you're trying to move files between your device and your computer, either user the dedicated Windows Phone app for Windows desktop or Windows Modern UI or - what I'd recommend - just use the Windows explorer.