Do not reinstall the software yet. 80% of serial number issues are cache or configuration glitches. Try these three quick fixes first.
Before fixing the issue, you must understand the architecture. Panduit Easy Mark stores its licensing data and project serialization rules in three specific locations:
Given the specificity of your query towards a "fix" for the serial number, without more details on the nature of the issue (e.g., the device not being recognized, incorrect display), it's challenging to provide a direct solution. However, here are a few general suggestions:
Sometimes the software is installed correctly, but Windows security settings prevent it from reading the serial number file.