Here's why:

Searching for a "keygen" or "crack" for (or any version) is a path that generally leads to security risks rather than a working tool. These files are often used as bait for malware or phishing attempts. Why "Free Keygens" are Risky

It is highly recommended to avoid sites offering "keygenl" or "free" cracked versions to protect your data and computer.

The best way to use the software is through the official Pricing Page or authorized app stores. Windows Release Notes - OBD Auto Doctor