How to Transfer files without the need to use the Zune
- First of all install Zune on your PC and reboot the system.
- Now do a small registry hack, which will enable the USB mass storage support for your Nokia Lumia 920 (follow the steps from here: Windows Phone Usb mass storage )
- Now reboot again and try connect Nokia Lumia 920 (or any Windows Phones) to your Windows PC
- Now you will find a new drive in “My Computer”
- Open it and copy/paste/cut – do whatever you want as legacy usb drives!
This video might help you: