SydneySM Health users are no longer able to sign in to Lark by opening the Sydney Health app once they have already successfully enrolled. To access your Lark account, simply open the Lark application on your mobile device, and then sign in using the "Sign in with Sydney" option (image below). This should put you back into your account and allow you to continue your journey with Lark.
We hope that helps, and please don't hesitate to let us know if you need further assistance by sending us a message here.