Steam Controller Firmware Endless Update Loop

[(1)Dave]

I'm using Windows 8.1, and my controller is stuck in an endless firmware update loop within Big Picture mode. Any suggestions?

[yamamoto_dc]

may the process of H4ndy helps:

http://steamcommunity.com/app/353370/discussions/0/490123197945865859/

[Balderick]

Follow the instructions in Steam Support pages. http://steamcommunity.com/app/353370/discussions/0/490123197947380174/

Make a post in that thread if it is helpful to bump it to top of discussions for others to see.