In this case, please kindly check whether you have installed the latest version of the program or not.
To make sue you could register the program successfully, we suggest you download and install the latest version of the program first.
If the program you installed is the latest version indeed, please make sure you did not make any mistake when inputting the registration information:
1. Make sure you install the accurate application of the product;
2. Do not insert any space before, after or between your registration information;
3. For our users purchased the program through Avangate: your registration name ought to be your registered email address rather than your name.
For our users purchased the program through RegNow: your registration name ought to be your name rather than your email address.
And you could follow the steps to register your product according to the tutorial help on our website: