Navigate to HKEY_LOCAL_MACHINE\SOFTWARE\ACD Systems\[software_name]\[version]\ (or the Wow6432Node path for 64-bit systems).
To install with a serial number, you must use your valid license key during the activation phase of the installation process. Note that ACDSee 15 is a legacy product, and while the installation steps remain consistent, you may encounter modern OS compatibility issues or require your acdID User Portal to retrieve lost keys. How to Install and Activate ACDSee 15 acdsee 15 serial number install
Look for values named , LicenseKey , or RegCode . or RegCode .