

UX is what the user feels and remembers as a result of using a program, application, or website. User experience is the feeling the user experiences when using a digital product, while the user interface is a tool that allows a user-web interaction. A person, interacting with a system, experiences sensations and reacts in a certain way in the process of using it.
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But in order to clearly understand how to create a high-quality user interface for a specific product, it is necessary to study the behavior, emotions, and reactions of users when interacting with this product, conduct testing, and collect data. When designing a high-quality user interface, attention is paid not only to the appearance of the site but also to its logical structure, so that the user can effortlessly, quickly and easily interact with it and achieve the desired result. The purpose of such testing is to make sure that all components of the system interact correctly with each other. When testing the visual consistency of web sites, we simulate the actions of the application user. Color can be used as a functional element and evoke positive emotions. The appearance of the web application should contribute to the usability and clarity of the product. What does the web interface look like? Is it convenient for the user to click on the buttons? Are the icons clear, readable text, format, font? What kind of accents will be located in what places and what will attract attention? It is obligatory to ask these questions during work. In this article, we will go into detail about UI testing and why it matters. Such situations happen if the developer skips such an essential step as visual testing. You can invest in a new project, launch it, but contrary to expectations, receive negative reviews or a decline in sales. That is why testing the visual consistency of web sites has become so vital and why testing the user interface is important. Otherwise, they might just leave your web page and be frustrated with complexity. That is why it becomes vital to make this process smoother and more intuitive for the user. Besides that, the web application comes with a number of features that can be quite complex at times. As the number of competitors in the internet business niche grows, it is worth making sure that all the users stay one step ahead, and they are provided with the best possible user experience.

Some companies for some reason, neglect the visual QA testing aspect. To do this, before entering the market, it is necessary to conduct visual testing or, in other words, UI testing that merely is checking the user interface. After the design is created, you need to make sure that the product is understandable and useful to the user. The appearance of a site is the first thing that creates a “first impression” on a user. Let's start with a question, “What is the first thing a user interacts with on a website? The interface, of course.
