const {Builder, By, Key, util} = require("selenium-WebDriver"); const { Driver } = require("selenium-webdriver/edge"); async function example(){ try{ let driver = await new Builder().forBrowser("firefox").build(); await driver.get("https://candymapper.com/"); let handle = driver.getWindowHandle(); await driver.switchTo().window() await driver.close(); }catch(error){ console.log(error); } } example();