https://www.nngroup.com/articles/help-and-documentation/
Help and Documentation (Usability Heuristic #10) - NN/G
Interface help comes in two forms: proactive and reactive. Proactive help is intended to get users familiar with an interface while reactive help is meant for...
usability heuristicnn ghelp
https://www.nngroup.com/articles/user-control-and-freedom/
User Control and Freedom (Usability Heuristic #3) - NN/G
Users often make mistakes or change their minds. Allow them to exit a flow or undo their last action and go back to the system’s previous state.
user controlnn gfreedom
https://www.nngroup.com/articles/consistency-and-standards/
Maintain Consistency and Adhere to Standards (Usability Heuristic #4) - NN/G
Users should not have to wonder whether different words, situations, or actions mean the same thing. Follow platform and industry conventions.
usability heuristicmaintainnn
https://www.nngroup.com/articles/match-system-real-world/
Match Between the System and the Real World (Usability Heuristic #2) - NN/G
real worldusability heuristic