Prototype aims to provide a buffer to analyze products to reduce the risk of making mistakes before developers enter the development link. While errors are often the best teachers, product development can not be in one step, and it must go through a rough to complete the process. Prototypes should therefore reduce the risk of delivering defective products as far as possible. Nevertheless, in the case of prototyping, many developers can always make some typical errors. I summed up 6 common mistakes and 3 practical prototyping tools. The 6 most typical prototyping errors Although prototypes offer only a limited amount of features and functionalities, they play an essential role in the development cycle. Prototype offers many advantages, not least saving time and money, offering the value of UX research in product development . At the same time, the use of prototypes also means that products get in-depth analysis and research and can improve the collaboration between clien...