When I run bluetoothctl I get an error,
$ bluetoothctl scan on No default controller available
But the kernel shows the device is loaded,
bluetooth hci0: firmware: direct-loading firmware intel/ibt-19-0-1.sfi
Answers:
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Method 1
What you want to do is install rfkill and unblock bluetooth:
sudo apt install rfkill
Then
$ sudo rfkill ID TYPE DEVICE SOFT HARD 0 bluetooth tpacpi_bluetooth_sw blocked unblocked 2 wlan phy0 unblocked unblocked
You can see id 0 is blocked,
$ sudo rfkill unblock 0
If you’re still having errors checkout this question
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