Change your password: Settings → Account. You'll need your current password.
Signed up with Google or Apple? You don't need a password: keep using the same button to sign in.
Change your sign-in email: Settings → Help and support → "Change my sign-in email", and we'll move it for you.
Forgot your password? Email support@alveoai.ca from the address you signed up with, and we'll help you back in.