Register your SiDiary productFor the registration of version 6 you only need its transaction number. Illustrated instructions for each platform can be found here.
If you want to manually register the version 6 (or a version 5; a guide how to do so can be found here) you can request below your individual license key. Simply enter your serial number (as displayed by the program) and your transaction number.
Here you can read in detail, how to register SINOVO products.