When a user enters a valid serial key, the software does not just verify the key against a database; it uses the key as a decryption token .
At face value, this seems logical. Why pay $20 when a 25-character string from a blog post might work?
: Advanced users can change folder icons using batch files or command lines, though this is a manual process compared to the FolderIco interface.
: Entering a valid serial key certifies the copy as original and enables all premium icon sets and features. Customize Folder Icon And Color With FolderICo - DealFuel