AT&T BGW620 All-Fi Hub lights: what each colour means
5 light states of the AT&T BGW620 All-Fi Hub, from AT&T’s own page Learn About Your All-Fi Hub (BGW620). It has one status light.
White (solid)
The hub is online.
AT&T’s page gives no step for this light.
Source: Learn About Your All-Fi Hub (BGW620) (AT&T), checked 2026-09-29.
Red (solid)
The hub is either overheating or has a hardware issue.
What AT&T says to do
- Make sure it is on a flat surface with open space around it, then restart it.
Source: Learn About Your All-Fi Hub (BGW620) (AT&T), checked 2026-09-29.
Red (blinking slow)
There’s an issue with your network.
What AT&T says to do
- Check your cables; then press and hold the reset button for ten seconds; if that doesn’t help, check for outages at att.com/outages.
Source: Learn About Your All-Fi Hub (BGW620) (AT&T), checked 2026-09-29.
Yellow (blinking fast)
One of your voice lines has a problem.
AT&T’s page gives no step for this light.
Source: Learn About Your All-Fi Hub (BGW620) (AT&T), checked 2026-09-29.
Blue (solid)
The hub is in internet backup mode.
AT&T’s page gives no step for this light.
Source: Learn About Your All-Fi Hub (BGW620) (AT&T), checked 2026-09-29.
Other AT&T hubs
The same colour can mean something else on another AT&T hub, so check the name on your hub’s label.
Sources
AT&T’s own pages only, read on the date shown. Nothing here comes from third-party router-light sites.
- AT&T: Learn About Your All-Fi Hub (BGW620) — BGW620 All-Fi Hub. www.att.com Checked 2026-09-29.