bluetooth error on Debian 11

[potterbl]

When i turn on bluetooth in blueman it turns on and hides in few seconds and there are some errors.
Below will be my tests for quick answer.

[potterbl]

also

 

[potterbl]

potter@potter:~$ sudo dmesg | grep -i bluetooth
[ 5.115580] Bluetooth: Core ver 2.22
[ 5.115606] NET: Registered PF_BLUETOOTH protocol family
[ 5.115607] Bluetooth: HCI device and connection manager initialized
[ 5.115610] Bluetooth: HCI socket layer initialized
[ 5.115612] Bluetooth: L2CAP socket layer initialized
[ 5.115614] Bluetooth: SCO socket layer initialized
[ 5.267143] Bluetooth: hci0: Device revision is 2
[ 5.267156] Bluetooth: hci0: Secure boot is enabled
[ 5.267159] Bluetooth: hci0: OTP lock is enabled
[ 5.267161] Bluetooth: hci0: API lock is enabled
[ 5.267163] Bluetooth: hci0: Debug lock is disabled
[ 5.267164] Bluetooth: hci0: Minimum firmware build 1 week 10 2014
[ 5.267168] Bluetooth: hci0: Bootloader timestamp 2019.40 buildtype 1 build 38
[ 5.267552] bluetooth hci0: firmware: failed to load intel/ibt-0040-2120.sfi (-2)
[ 5.267710] bluetooth hci0: firmware: failed to load intel/ibt-0040-2120.sfi (-2)
[ 5.267760] Bluetooth: hci0: Failed to load Intel firmware file intel/ibt-0040-2120.sfi (-2)
[ 6.216609] Bluetooth: BNEP (Ethernet Emulation) ver 1.3
[ 6.216611] Bluetooth: BNEP filters: protocol multicast
[ 6.216614] Bluetooth: BNEP socket layer initialized
[ 2200.844127] Bluetooth: hci0: Device revision is 2
[ 2200.844130] Bluetooth: hci0: Secure boot is enabled
[ 2200.844131] Bluetooth: hci0: OTP lock is enabled
[ 2200.844131] Bluetooth: hci0: API lock is enabled
[ 2200.844132] Bluetooth: hci0: Debug lock is disabled
[ 2200.844132] Bluetooth: hci0: Minimum firmware build 1 week 10 2014
[ 2200.844133] Bluetooth: hci0: Bootloader timestamp 2019.40 buildtype 1 build 38
[ 2200.844144] bluetooth hci0: firmware: failed to load intel/ibt-0040-2120.sfi (-2)
[ 2200.844150] bluetooth hci0: firmware: failed to load intel/ibt-0040-2120.sfi (-2)
[ 2200.844151] Bluetooth: hci0: Failed to load Intel firmware file intel/ibt-0040-2120.sfi (-2)

[Jose_Intel]

Hello @potterbl

Thank you for posting on the Intel️® communities.

We understand you are experiencing connectivity issues with the Bluetooth, we will be more than happy to assist you.

Please answer the following:

·      What is the exact model of your network adapter?

·      Was it working before?

·      What is the kernel version?

Best regards,

Jose B.

Intel Customer Support Technicianv

[Jose_Intel]

Hello potterbl

We hope you are doing fine. 

Were you able to check the previous questions? 

Let us know if you still need assistance. 

Best regards,  

Jose B.   

Intel Customer Support Technician 

[IsaacQ_Intel]

Hello potterbl,

We hope you are doing fine.

We have not heard back from you. So we will close this thread. If you need any additional information, submit a new question, as this thread will no longer be monitored.

Best regards.

Isaac Q.

Intel Customer Support Technician.