Google Pixel sells in satisfactory quantities, and additionally the device gets positive reviews. Despite this, the phone has some flaws and bugs - one of them was an error which caused automatic turning on and off Bluetooth on the phone.
As Google informs in the official message, the problem has finally been solved. New update will be downloaded and installed automatically thanks to Google Play Services. An upgrade will be released in the near future for other devices with the same error, including Nexus 6P.