US Patent 11514807 Method and apparatus for assisting persons with disabilities

A computer aided instruction system includes a keyboard driver and an instruction renderer. The keyboard driver is configured to retrieve a keyboard input from a user before the application receives the keyboard input, and the instruction renderer is configured to execute a computer aided instruction tutorial to instruct the user to input a specific key or key combination. The keyboard driver is further configured to transmit the keyboard input to the instruction renderer to evaluate whether the one or more keystrokes matches the specific key or key combination.