usability - What is the significance of the Sign Up button on

So Facebook updated their login page. I couldn't help but wonder the reason behind having a Sign Up button in the header when there already is a Sign Up form in the body section. What aspect of UX

Accessibility and usability: The dynamic duo

5 Rules for Choosing the Right Words on Button Labels

Web Design and Usability Analysis: Where has to be “log out” button

Importance of Website Usability – Plerdy

Task-based Usability Testing + Example Task Scenario

The State Of Usability In 2023 - That's how people behave on the web. Some observations from real usability testing on what people do and what they don't do on the web.

Button States Explained – How to Design them

Best Practices and Usability for Online Forms

The disabled state in UI design. When you should and shouldn't use it, by Krisztina Szerovay

Usability Testing: what, how and why? - Optimal Workshop

Primary & Secondary Action Buttons, by Nick Babich

UI and UX Design, Button

Beautiful Examples of Login Forms for Websites and Apps - Designmodo