In this step, test your prototype with real users.
Requirements: Paper and Pen, laptop/desktop, Screen capture software like Moore
Test the key tasks of your prototype: Identify the key task flows of your prototype. Ask the users to complete those tasks using the instructions provided.
Test with defined users: Test the prototype with the defined users to get feedback. You can test the prototype in an usability lab or any peaceful place.
Test users with different impairments and age: Test the prototype with the users of different impairments, age and language you have defined earlier. Perform the testing with minimum 5-10 users.
Test with Assistive Technologies– Test the prototype with the assistive technologies you have defined earlier.