The is distinct from the Serial Number. While the Serial Number allows you to install the software, the Activation Code validates your license with Corel’s servers to unlock the full features of the suite. In an online environment, this happens silently in the background. In an offline environment, it requires a manual "handshake." How to Perform Offline Activation for CorelDRAW 2019
A: If you lose your serial number or activation code, contact Corel Support for assistance. Coreldraw 2019 Serial Number And Activation Code Offline
Contact Corel Support via phone or email and provide the activation code request. They'll provide you with an activation code. The is distinct from the Serial Number