Problem

[Przemek]

Hi, Plagiarism detector changed to trail versin and I can't register. it show's me:

Activation Failed! Please retry entering the correct "Order
Reference Number" (located in your order confirmation email),
or contact the support service!

please help me.

[Alexei B.]

In this case, please contact our support via e-mail. Please don't forget to mention your license code.

Feel free to ask any additional questions.