Mobile sync is only available to specific models of phones. if you are using a non mobilesync capable phone you will not see mobilesync online at www.sprint.com. the transform is not mobilesync capable. users of mobile sync or wireless backup may export their contacts from sprint.com before swap and import into gmail account, or have a sprint store transfer the phonebook for you
Check out a fun infographic that teaches you how to increase storage, enhance security, improve battery life and clean your device.