Discoverability is key to usability from "summary" of The Design of Everyday Things by Don Norman
In the design of everyday things, the key to usability lies in the concept of discoverability. Discoverability is the ability of a user to easily figure out how to operate a device or interact with a system without the need for explicit instructions. It is about making the functionality of a product obvious and self-explanatory, so that users can intuitively understand how to use it. Simplicity is crucial in achieving discoverability. A design should be clear and straightforward, with no unnecessary complexity or confusion. When a user encounters a new product, they should be able to quickly grasp its purpose and how it can be used. This simplicity helps in making the product more discoverable and therefore more usable. Clarity and coherence are also important aspects of discoverability. A design should be consistent in its visual language and layout, so that users can easily recognize patterns and understand how different elements relate to each other. This coherence helps in guiding users towards discovering the functionality of the product. Logical sequencing plays a significant role in discoverability. The layout of a product should follow a logical flow, with elements arranged in a way that makes sense to the user. This sequential organization helps users in navigating through the product and uncovering its features step by step. Transition words and phrases can aid in enhancing discoverability ...
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