Legacy versions of Easy-Mark may encounter registry errors on newer operating systems like Windows 11.

If you want, I can produce: (a) step-by-step deletion/registry paths for Windows (assume Windows 10/11), or (b) a draft support message you can send to Panduit including required details.

If the software is already installed, you can find the key by clicking Help and then About . This screen displays your version number and current license key.

Sometimes users believe the serial number is broken because they cannot open old .pnd files created by legacy versions of the software.

Finding a fix for a serial number issue typically falls into two categories: resolving license activation errors or correcting data sequences within the software's serialization tool. 1. Resolving License Activation & Serial Number Errors

This forces the software to rebuild the serial number tracking from scratch without losing your last used number.