"Extra quality" fails if you use the same strong password everywhere. If one site is breached, all your accounts are compromised.

Every account must have a unique password to prevent "credential stuffing" if one site is breached. "Extra Quality" Security Features

The phrase "thinficom password extra quality" appears to be a specific technical term or a localized reference that does not have a widely recognized definition in standard cybersecurity literature. Based on the context of "password extra quality," it likely refers to advanced criteria for creating extra strong or robust passwords