If your unit has a red light while charging but won't start, a firmware refresh is a common troubleshooting step. How to Update the Firmware
There are two legitimate reasons to skip an update: Hp F870g Firmware Update
Ensure your headset is fully charged before starting. A device dying during a firmware update can render it permanently unusable. If your unit has a red light while
Users have noted a critical difference between these versions. While allows dates to be set up to the year 2049, the later Hp F870g Firmware Update