You need to have Zune installed and one device connected for least one time.
To enter the USB Storage you'll close Zune.
Now you can use your phone like a simple USB Stick
This tool requires .NET 2.0.
You only see emtpy folders? Try this:
1. Start Zune and connect your device
2. Click on "Enable" in the USB Storage Enabler Tool
3. Close Zune (or your folders are empty)
If your problem still exists, try this,
Originally Posted by fonck03
connected phone to PC
restared phone still connected to pc(just off and on)
synced with zune
enable usb unlocker tool
@ this point I had my phone listed on "computer" with the storage folder, but no sub folders inside (music, photos, all that)
closed zune (still no sub folders)
diconnected phone and reconnected, worked!!
Credit goes to developer of app..i am just posting here to spread the app.