Hi @jakkaphat,    For customers experiencing any issues with their service, we recommend the best thing to do first is check if there's an outage.   Check our Service Status page for any known outages. If you're on NBN, we have created this article that can guide you on How to Check for NBN Network Outage    If there are no known outages in your area, you can proceed with the troubleshooting steps indicated on this link: Troubleshooting No Internet Connection /  Slow speed issue    I have since raised the connection issue to our Engineering Team for further investigation.    Please ensure to leave the modem connected and turned on for remote testing purposes.    Updates will be provided via phone call or SMS.    Regards, Ahra_G   ... View more