In conclusion, HD Movies 4U is a feature-rich platform that offers a wide range of high-quality movies to its users. With its extensive library, user-friendly interface, and regular updates, it has become a popular destination for movie enthusiasts. While I couldn't find any specific information on an "extra quality" feature, the website's focus on high-definition content and user experience makes it a great option for those looking for a premium movie-watching experience.

HD Movies 4U is a popular online platform that offers a vast collection of high-definition movies to its users. The website is designed to provide an enhanced movie-watching experience, with a focus on quality and accessibility.