Avoid downloading "free" license keys or "crack" files from unofficial sites. These often contain malware and usually don't work with the latest updates from OBDLink . The basic version of OBDwiz is already included for free with the purchase of an authentic adapter. Troubleshooting OBDwiz Activation - OBDLink
Look for a "Quick Start Guide" or a separate slip of paper inside the retail box. Obdwiz License Key
Crack files often contain trojans, ransomware, or keyloggers that steal personal data. Avoid downloading "free" license keys or "crack" files