hope that can help you
// ==UserScript==
// @name COMP9024_slide_helper
// @license MIT
// @namespace http://tampermonkey.net/
// @version 0.3
// @description hope that can help you
// @author Mingchen & Iwan
// @match https://www.cse.unsw.edu.au/~cs9024/23T2/lecs/*
// @icon https://www.google.com/s2/favicons?sz=64&domain=unsw.edu.au
// @grant none
// ==/UserScript==
(function () {
"use strict";
const Buttons = document.querySelectorAll("body > a");
document.addEventListener("keydown", (e) => {
if (e.key === "A" || e.key === "a" || e.key === "ArrowLeft") {
Buttons[0].click();
}
if (e.key === "w" || e.key === "W") {
Buttons[1].click();
}
if (e.key === "d" || e.key === "D" || e.key === "ArrowRight") {
Buttons[2].click();
}
if (e.key === "s" || e.key === "S") {
history.back();
}
});
})();