To have a USB device with you all the time is a useful thing, as just in case you need to copy a file, video or want to share music with other. However, what if on someday you don’t have it and urgently you need to copy stuff’s from you friend, but in that case if you have a Windows Phone 7 with you that will solve your problem.
Although WP7 does not offer USB storage mode by default; So, to make such WP7 device into USB storage device here comes a software called USB Storage Enabler Tool. This software easily enables or disables the WP7 USB functionality.
To work this software smoothly with WP7 device, you need to have .NET 2.0 and Zune installed and one device connected for at least one time. To enter into USB Storage mode, you will need to close Zune after that only you can use your WP7 as a simple USB stick.