First, hcitool has been deprecated for a long time. Please use btmgmt instead.
Second, please do a complete shutdown, unplug power cable for a while and power on. Attach system journal log of this boot for it will contain firmware loading information that is necessary to take further investigation.
First, hcitool has been deprecated for a long time. Please use btmgmt instead.
Second, please do a complete shutdown, unplug power cable for a while and power on. Attach system journal log of this boot for it will contain firmware loading information that is necessary to take further investigation.