If you already have a google account . Click here to add the school ASHK account
or use FIREFOX - APPLE https://apps.apple.com/us/app/firefox-private-safe-browser/id989804926
FIREFOX - ANDROID https://play.google.com/store/apps/details?id=org.mozilla.firefox&hl=en
Open https://www.gmail.com You will see your email. Find the window to add another account. In this picture the arrow points to the window to click to add another email.
Select Sign into another account...
The Google email login window will appear. Enter your ASHK email account and password