Every "free key upd" website is either:

While the prospect of getting premium software for free is tempting, using these methods exposes your computer and personal data to extreme risks. 1. Malware and Ransomware Distribution

about driver updater software in general — how it works, risks, benefits, and legal purchasing options.

If you use a pirated key, you lose access to official customer support and legitimate database updates. Since new hardware drivers are released constantly, an outdated or pirated version of the software defeats the entire purpose of having a driver updater in the first place. Better (and Safer) Alternatives

You may have seen advanceddriverupdater_9.8_pro_upd.exe on pirate sites. “UPD” means the cracker re-packed version 9.8 with an updated loader. Avoid it.