sudo dmesg | sudo grep -iE 'bluetooth|firmware'
[   68.905146] systemd[1]: Clear Stale Hibernate Storage Info was skipped because of an unmet condition check (ConditionPathExists=/sys/firmware/efi/efivars/HibernateLocation-8cf2644b-4b0b-428f-9387-6d876050dc67).
[   69.134068] Bluetooth: Core ver 2.22
[   69.134078] NET: Registered PF_BLUETOOTH protocol family
[   69.134079] Bluetooth: HCI device and connection manager initialized
[   69.134082] Bluetooth: HCI socket layer initialized
[   69.134083] Bluetooth: L2CAP socket layer initialized
[   69.134086] Bluetooth: SCO socket layer initialized
[   69.153596] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2
[   69.166907] Bluetooth: hci0: Device revision is 2
[   69.166910] Bluetooth: hci0: Secure boot is enabled
[   69.166910] Bluetooth: hci0: OTP lock is enabled
[   69.166911] Bluetooth: hci0: API lock is enabled
[   69.166911] Bluetooth: hci0: Debug lock is disabled
[   69.166911] Bluetooth: hci0: Minimum firmware build 1 week 10 2014
[   69.166913] Bluetooth: hci0: Bootloader timestamp 2019.40 buildtype 1 build 38
[   69.167044] Bluetooth: hci0: DSM reset method type: 0x00
[   69.169997] Bluetooth: hci0: Found device firmware: intel/ibt-1040-4150.sfi
[   69.170003] Bluetooth: hci0: Boot Address: 0x100800
[   69.170004] Bluetooth: hci0: Firmware Version: 88-13.25
[   69.170862] iwlwifi 0000:00:14.3: loaded firmware version 89.af655058.0 so-a0-hr-b0-89.ucode op_mode iwlmvm
[   70.218942] Bluetooth: BNEP (Ethernet Emulation) ver 1.3
[   70.218944] Bluetooth: BNEP filters: protocol multicast
[   70.218947] Bluetooth: BNEP socket layer initialized
[   70.516655] Bluetooth: hci0: Waiting for firmware download to complete
[   70.516880] Bluetooth: hci0: Firmware loaded in 1315313 usecs
[   70.516903] Bluetooth: hci0: Waiting for device to boot
[   70.532890] Bluetooth: hci0: Device booted in 15628 usecs
[   70.535087] Bluetooth: hci0: Found Intel DDC parameters: intel/ibt-1040-4150.ddc
[   70.536886] Bluetooth: hci0: Applying Intel DDC parameters completed
[   70.539909] Bluetooth: hci0: Firmware timestamp 2025.13 buildtype 1 build 82008
[   70.539911] Bluetooth: hci0: Firmware SHA1: 0x47cf9d0e
[   70.543888] Bluetooth: hci0: Fseq status: Success (0x00)
[   70.543889] Bluetooth: hci0: Fseq executed: 00.00.02.41
[   70.543890] Bluetooth: hci0: Fseq BT Top: 00.00.02.41
[   70.611431] Bluetooth: MGMT ver 1.23
[   88.145366] Bluetooth: RFCOMM TTY layer initialized
[   88.145370] Bluetooth: RFCOMM socket layer initialized
[   88.145371] Bluetooth: RFCOMM ver 1.11