One Expert PDF license key allows you to activate the software on one computer at a time.
In case you receive the error “Unexpected service result. Error: exception occurred”, please contact our customer support for assistance.
You can contact us by clicking on Contact us on our main support page.
*You will need to enter your email address. A security code will be sent to you. Enter the code and click on Validate. You will then be able to open a request.
If you want to transfer your license to a new PC, please check this article.