Bluetooth still does not work with 6.7.4, however the logs have changed from the error that was shown before: $ journalctl -b | grep -E -i bluetooth Feb 11 14:27:14 andromeda kernel: Bluetooth: Core ver 2.22 Feb 11 14:27:14 andromeda kernel: NET: Registered PF_BLUETOOTH protocol family Feb 11 14:27:14 andromeda kernel: Bluetooth: HCI device and connection manager initialized Feb 11 14:27:14 andromeda kernel: Bluetooth: HCI socket layer initialized Feb 11 14:27:14 andromeda kernel: Bluetooth: L2CAP socket layer initialized Feb 11 14:27:14 andromeda kernel: Bluetooth: SCO socket layer initialized Feb 11 14:27:14 andromeda kernel: Bluetooth: hci0: Found device firmware: intel/ibt-20-1-3.sfi Feb 11 14:27:14 andromeda kernel: Bluetooth: hci0: Boot Address: 0x24800 Feb 11 14:27:14 andromeda kernel: Bluetooth: hci0: Firmware Version: 255-255.255 Feb 11 14:27:15 andromeda systemd[1]: Reached target Bluetooth Support. Feb 11 14:27:15 andromeda kernel: Bluetooth: hci0: FW download error recovery failed (-19) Feb 11 14:27:15 andromeda kernel: Bluetooth: hci0: sending frame failed (-19) Feb 11 14:27:15 andromeda kernel: Bluetooth: hci0: Reading supported features failed (-19) Feb 11 14:27:15 andromeda kernel: Bluetooth: hci0: Error reading debug features Feb 11 14:27:15 andromeda kernel: Bluetooth: hci0: HCI LE Coded PHY feature bit is set, but its usage is not supported. Feb 11 14:27:15 andromeda kernel: Bluetooth: hci0: sending frame failed (-19) Feb 11 14:27:15 andromeda kernel: Bluetooth: hci0: Failed to read MSFT supported features (-19) Feb 11 14:27:15 andromeda systemd[1]: Stopped target Bluetooth Support. Feb 11 14:27:15 andromeda NetworkManager[781]: [1707683235.5366] Loaded device plugin: NMBluezManager (/usr/lib/NetworkManager/1.44.2-3/libnm-device-plugin-bluetooth.so) Feb 11 14:27:15 andromeda kernel: Bluetooth: hci0: Bootloader revision 0.3 build 0 week 24 2017 Feb 11 14:27:15 andromeda kernel: Bluetooth: hci0: Device revision is 1 Feb 11 14:27:15 andromeda kernel: Bluetooth: hci0: Secure boot is enabled Feb 11 14:27:15 andromeda kernel: Bluetooth: hci0: OTP lock is enabled Feb 11 14:27:15 andromeda kernel: Bluetooth: hci0: API lock is enabled Feb 11 14:27:15 andromeda kernel: Bluetooth: hci0: Debug lock is disabled Feb 11 14:27:15 andromeda kernel: Bluetooth: hci0: Minimum firmware build 1 week 10 2014 Feb 11 14:27:15 andromeda systemd[1]: Reached target Bluetooth Support. Feb 11 14:27:15 andromeda kernel: Bluetooth: hci0: Found device firmware: intel/ibt-20-1-3.sfi Feb 11 14:27:15 andromeda kernel: Bluetooth: hci0: Boot Address: 0x24800 Feb 11 14:27:15 andromeda kernel: Bluetooth: hci0: Firmware Version: 255-255.255 Feb 11 14:27:17 andromeda kernel: Bluetooth: hci0: Waiting for firmware download to complete Feb 11 14:27:17 andromeda kernel: Bluetooth: hci0: Firmware loaded in 1386206 usecs Feb 11 14:27:17 andromeda kernel: Bluetooth: hci0: Waiting for device to boot Feb 11 14:27:17 andromeda kernel: Bluetooth: hci0: Device booted in 14608 usecs Feb 11 14:27:17 andromeda kernel: Bluetooth: hci0: Malformed MSFT vendor event: 0x02 Feb 11 14:27:17 andromeda kernel: Bluetooth: hci0: Found Intel DDC parameters: intel/ibt-20-1-3.ddc Feb 11 14:27:17 andromeda kernel: Bluetooth: hci0: Applying Intel DDC parameters completed Feb 11 14:27:17 andromeda kernel: Bluetooth: hci0: Firmware revision 0.3 build 249 week 27 2023 Feb 11 14:27:17 andromeda kernel: Bluetooth: hci0: HCI LE Coded PHY feature bit is set, but its usage is not supported.