https://helpforum.sky.com/t5/Broadband/ONT-red-light-LOS-no-internet/m-p/5368933#M592774 <P><a href="https://helpforum.sky.com/t5/user/viewprofilepage/user-id/2746587">@Leash</a>&nbsp;@The Loss Of Service light means the ONT is not receiving an optical signal. Once the online service checker picks up the dropped connection which takes up to an hour it should walk you through a few checks before offering to book an engineer</P> Sat, 12 Sep 2026 15:37:38 GMT Chrisee 2026-09-12T15:37:38Z https://helpforum.sky.com/t5/Broadband/ONT-red-light-LOS-no-internet/m-p/5368927#M592772 Anyone else had issue where router isn't working and the is a red light at LOS on the ONT? Tried all the trouble shooting through my sky app. Didn't fix the problem. Sat, 12 Sep 2026 15:30:47 GMT https://helpforum.sky.com/t5/Broadband/ONT-red-light-LOS-no-internet/m-p/5368927#M592772 Leash 2026-09-12T15:30:47Z https://helpforum.sky.com/t5/Broadband/ONT-red-light-LOS-no-internet/m-p/5368933#M592774 <P><a href="https://helpforum.sky.com/t5/user/viewprofilepage/user-id/2746587">@Leash</a>&nbsp;@The Loss Of Service light means the ONT is not receiving an optical signal. Once the online service checker picks up the dropped connection which takes up to an hour it should walk you through a few checks before offering to book an engineer</P> Sat, 12 Sep 2026 15:37:38 GMT https://helpforum.sky.com/t5/Broadband/ONT-red-light-LOS-no-internet/m-p/5368933#M592774 Chrisee 2026-09-12T15:37:38Z