Takeaway Points

  • Take responsibility. “User errors” are really user interface design failures; they are designer errors. Simply assuming that the user is responsible for a problem doesn’t make the problem go away.

  • Don’t blame the user in your user interface. It makes your customers feel bad, and the problem was probably your fault to begin with.

  • Present useful error messages. If something goes wrong, explain what went wrong, but more importantly, explain how the user can fix the problem.

  • Prevent the problem. It’s always best to avoid errors altogether. If users encounter errors, think about how you can change the product so that the error doesn’t occur again.

  • Prevent mode errors by avoiding modes or by clearly indicating your product’s current ...

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