If this is not taken into consideration, the result is often confusing. The user shouldn't have to think, which means that the optimal interface is simple. Simplicity is obtained by eliminating unnecessary details and explanations. To me, simplicity is providing the right options at the right time, no more, no less. Unfortunately, the right time differs from person to person.
Simplicity is the hardest thing in the world to achieve.
It's a good idea to implement some sort of help system when creating digital interfaces. The first web pages consisted of static texts that sometimes featured simple images. Thanks to new functions and features of improved web browsers, web pages could be designed to a higher extent, and the web started to become more graphically attractive. This is where we are now. Web development is very similar to traditional application development.