I want to upgrade my v12 but site doesn't recognize my serial number

[John Oddie]

I cant get my version 12 system to upgrade to accept the current and expiring upgrade offer.

[Allain Umailin]

Hello @John Oddie,

Thank you for reaching out to us through our Community Forums!

Adjustments to your account have been executed so please try again upgrading your Nitro Pro 12 to Nitro PDF Pro 13 with a discounted rate through our https://www.gonitro.com/support/upgrade by entering its serial number. 

Stay safe always!