Pressing the Tab button repeatedly will help you navigate between the various links and areas in the page. Activation of shortcut buttons depends on the browser you’re using: For Internet Explorer, Google Chrome and older versions of Firefox, press Alt and a number button or a letter according to the list. For Firefox 3 and over: press the buttons Alt + Shift + number or letter.
Link:https://drive.google.com/file/d/13WocoPpBRCFyMbAbaTXxkDzoHH02o-0t/view?usp=sharing