As you had purchased the Stellar Data Recovery application two years ago, it is likely that some major upgrades could have taken place over time and that is why, the latest version of the software is not accepting the key. 


If you wish to use the latest version of the software, you need to upgrade your copy of software. For upgrading your copy, please contact Stellar technical support at following numbers (keep your order number handy):


Location

Technical Support Number

USA (Support)

+1-732-584-2700

Europe(Sales & Support)

+44-203-026-5337

Australia & Asia Pacific (Sales & Support)

+61-280149899

Netherlands (Sales & Support)

+31-208-111-188

Worldwide (Sales & Support)

+91-124-4326-777

Skype Id (Support)

stellarsupport

Email

support@stellarinfo.com