You need to contact WD directly via email or by phone. They will be able to update the warranty from date of purchase.
To Contact WD for Technical Support
http://support.wdc.com/contact/index.asp?lang=en
You need to contact WD directly via email or by phone. They will be able to update the warranty from date of purchase.
To Contact WD for Technical Support
http://support.wdc.com/contact/index.asp?lang=en