If you receive this warning when trying to group objects:

The serial number identifies your specific license (e.g., an upgrade or full version). The validation code works together with the serial number to verify the software’s legitimacy. You need both during installation.

: Licenses are now managed via email credentials (username and password) through a Quark License Management Console .

The code must match the serial number exactly. They are not interchangeable.

Searching for public validation codes, "cracks," or key generators (keygens) online poses severe security risks. Websites claiming to host free validation codes for legacy software are frequently fronts for malicious activity.

If purchased digitally or through a corporate license, the code is often printed on the original invoice.

If you purchased an upgrade, you may need to enter the serial number for the older version first (e.g., QuarkXPress 4.0), followed by the upgrade validation code.