First go to the transcend india website
ie,http://in.transcend-info.com
Then under the Support Tab Click on Product Registration
If you are already a member then type your email and pass.
If you are not a registered user fill
the informations(ie,E-mail,Region,Language)
Then press Continue/Submit
Fill your Personal Informations
On the Serial Number box, type your 10 digit s/n no.
Click on Submit