LED lightingHub

This table shows how long each stage of the start-up process should last. If you see these colours when you’re not starting up your hub, follow the instructions to try to resolve the problem.

LightupHub

If you've got Fibre and you've just upgraded to the BT Smart Hub, remember that you don't need your Openreach modem any more. If you try to use them together, your broadband won't work. Just plug your Smart Hub into your master phone socket. Get help setting up your Smart Hub >

Check for any service problems in your area. The easiest way to do this is to by using the My BT app or by checking our service status pages >

Full Fibre connection Check the Ethernet cable (red ends) is plugged into the modem's PORT correctly. Then check the other end of the Ethernet cable is plugged into either the red WAN port or yellow Ethernet Port 4 if you don’t have one - you'll hear a click.

The Broadband and Wireless icon lights only come on if there's a problem, or as a warning - for example, if wireless is switched off.

Lightinghub

LightHub login

Has your broadband been activated? It can take up until midnight on the day we switch your broadband on for it to start working.

Fibre connection Ensure the broadband cable (grey ends) is plugged in correctly. And if you're using a filter, check that's plugged in correctly too.

The lights on the BT Hub tell you what's going on with different functions and whether there are any problems. Click the dropdown for your model of Hub to learn about the different......

When you first plug in your hub, the lights will appear in this order. Please wait for the hub to sync - this usually takes about four minutes.