Nikon now offers its own official tethering software for free. It provides the essential features most photographers need for remote shooting and image transfer.
Using unauthorized software violates Nikon’s End User License Agreement (EULA) and undermines the developers who maintain the tools photographers rely on. Better Alternatives for Camera Control
Most sites offering cracks are vectors for malware, ransomware, and keyloggers. These can compromise your personal data or lock your computer entirely.