This is the UI interaction diagram of our first-generation Gevi 4-in-1.
Through a detailed analysis of the brewing process and its underlying logic, we noticed that the interface contained an overwhelming number of instructional prompts and a cluttered selection layout.
From weighing the coffee grounds to initiating the brew, the entire workflow required approximately 18 separate clicks.
It’s understandable that some users felt the need to rewatch the tutorial video each time they used the machine.