First try enabling Bluetooth services by following command:
sudo systemctl start bluetooth.service
sudo systemctl enable bluetooth.service
If you are still not able to connect with your device then try the following solution.
****Fix Bluetooth connectivity issue
open a terminal and run the following commands:
- sudo apt-get install libspa-0.2-modules=0.3.19-4
- sudo apt install libspa-0.2-bluetooth && apt purge pulseaudio-module-bluetooth
------Now reboot your system: sudo reboot now
**Fix noice cancellation for your inbuilt/default mike
open your terminal and type the following command: sudo nano /etc/pulse/default.pa #scroll down to bottom and add the following lines and save it.
load-module module-echo-cancel aec_args=“analog_gain_control=0 digital_gain_control=0” now press ctrl+x and type Y and press enter
in terminal run the following command pulseaudio -k
reboot your system : sudo reboot now