Usabilityinspection• Visibility of system status: keep users informed aboutwhat is going on;• Match between system and the real world: use words,phrases and concepts familiar to the user;• User control and freedom: offer “emergency exit” incase of mistake;• Consistency and standards: use the same elements tosimilar actions;• Error prevention: better than good error messages;Jakob Nielsen’s 10 Heuristics for User Interface Design
• Recognition rather than recall: minimize the user’smemory load;• Flexibility and efficiency of use: accelerators for theexpert user;• Aesthetic and minimalist design: hide irrelevantinformation;• Help users recognize, diagnose, and recover fromerrors: good error messages;• Help and documentation.UsabilityinspectionJakob Nielsen’s 10 Heuristics for User Interface Design
Consistencyandstandards• Humm, a different screen. It is something else?
Consistencyandstandards• Redesign: same visual / information for the same functionality
Errorprevention• Ah, only two required fields! Actually not...
Errorprevention• All required fields are displayed in the screen
Recognitionratherthanrecall• Should I select an item on the left or right? Or both?
Recognitionratherthanrecall• On the left THEN on the right.
Helpusersrecognize,diagnose,andrecoverfromerrors• Where is the “Access Permission Setting”? I don’t see it on the screen...
Collaboratingwiththeteam• Prioritize where to start
Discussingstructuralchanges• What do you think about this new structure for the navigation?
Discussingsolutionsonscreen-level• GateIn developer forum
Proposingdiscussionsaboutthenewdesign• GateIn developer forum