a) Install browser addon TamperMonkey, Greasemonkey or Violentmonkey b) Click the script URL: https://github.com/Roukys/HHauto/raw/main/HHAuto.user.js c) TamperMonkey should automatically prompt you to install/update the script. If it doesn't, open up the TM Dashboard, go to the Utilities tab, scroll down to "Install from URL" and paste the above URL in there.