Signify says a Philips Hue firmware update broke a limited number of Hue Bridge Pro smart-home hubs, leaving affected customers with unresponsive devices and, in many cases, the tedious job of rebuilding their lighting setups.
The company’s Philips Hue spokesperson told Ars Technica that firmware version 2071353020 caused failures in a specific update path. Philips had released the update in early June and described it as a set of small changes meant to improve the Hue Bridge Pro. Some users instead reported that their hubs stopped responding and showed a solid red LED.
According to Signify, the problem hit users who had turned off automatic software updates, stayed on an older firmware version for a long time, and then manually installed an update package that had been sitting on the Bridge for more than 10 days. The company did not provide a deeper technical explanation for why that sequence killed the hubs.
Signify told Ars Technica that its data shows fewer than 100 Hue Bridge Pro devices were affected. The company said it has found the cause and is rolling out another update intended to stop more hubs from being damaged. Customers whose Bridge Pro devices are already dead should contact Philips Hue support, the spokesperson said.
Signify also said it will replace affected Hue Bridge Pro units at no cost, including devices no longer covered by warranty. That is the right baseline response when a vendor-supplied update turns a working hub into a paperweight. It does not, however, restore the time users lose when their smart-home controller dies.
Reports of the failures began circulating in late June. One Reddit user, posting as statelymachine, said their Bridge Pro showed a solid red light shortly after updating. The user said they ordered a replacement rather than deal with support, then realized they might need to reconnect more than 50 lights to the new hub.
Another Reddit user, Muted-Improvement-76, said repeated resets did not revive the device and that they bought a regular Hue Bridge, then had to add the lights again manually.
The failure is especially annoying because the Hue Bridge is not just a network box. It stores the relationships among lights, accessories, scenes, and automations. When it dies without a usable backup or migration path, the customer gets a scavenger hunt through every bulb and switch in the house.
Ars Technica noted a related limitation in the Hue ecosystem: users can move connected devices from a standard Hue Bridge to a Hue Bridge Pro, but Philips Hue does not offer equivalent migration from a Hue Bridge Pro back to a standard Bridge, or from one standard Bridge to another. That gap turns a small firmware incident into a larger recovery problem for anyone with dozens of devices and custom automations.
Signify said it regularly issues software updates for improvements, security fixes, and bug fixes, but did not give specific details about what version 2071353020 was meant to change.
This story draws on original reporting from Ars Technica.
