whenever that issue occurs don't be worry about it just contact your customer support. Here HP service provides the service related to it. SO you can contact hp support team regarding it.
If you want more information and any types of the issue with your Telstra belong then you can visit our site and we’ll help you any condition as you want. If you belong internet connection is doing well and there is any types of connectivity issue then you can follow us for best solutions. We are available 24*7 with effective cost. You can visit us our toll-free Telstra Bigpond Support Number 1-800-789-560. And for any little information, you can follow our website http://telstra.technicalhelpaustralia.com/telstra-support-number/