Jacob Nielsen's ten usability heuristics - Visibility of System Status - Match Between System & the Real World - User Control & Freedom - Consistency & Standards - Error Prevention - Recognition Rather Than Recall - Flexibility & Efficiency of Use - Aesthetic & Minimalist Design - Recognize, Diagnose & Recover from Error - Help & Documentation Source: - Experience, W. L. in R.-B. U. (n.d.). 10 usability heuristics for user interface design. Nielsen Norman Group. Retrieved May 14, 2022, from https://www.nngroup.com/articles/ten-usability-heuristics/