Install Bluetooth Tools and Packages

sudo apt-get install bluez*

sudo modprobe btusb

Enable Bluetooth Service

sudo systemctl status bluetooth.service

sudo systemctl enable bluetooth.service

sudo systemctl restart bluetooth.service

sudo systemctl status bluetooth.service

Restart Bluetooth Service

sudo systemctl stop bluetooth.service

sudo systemctl enable bluetooth.service

sudo systemctl status bluetooth.service

sudo systemctl restart bluetooth.service

sudo systemctl status bluetooth.service