This bug was fixed in the package linux-firmware -
20220329.git681281e4-0ubuntu3.14
---
linux-firmware (20220329.git681281e4-0ubuntu3.14) jammy; urgency=medium
* rtl8761b usb bluetooth doesn't work following reboot until unplug/replug
(LP: #1968604)
- rtl_bt: Update RTL8761B
This bug was fixed in the package linux-firmware -
20220923.gitf09bebf3-0ubuntu1.7
---
linux-firmware (20220923.gitf09bebf3-0ubuntu1.7) kinetic; urgency=medium
* rtl8761b usb bluetooth doesn't work following reboot until unplug/replug
(LP: #1968604)
- rtl_bt: Update RTL8761B
This bug was fixed in the package linux-firmware -
20230323.gitbcdcfbcf-0ubuntu1.2
---
linux-firmware (20230323.gitbcdcfbcf-0ubuntu1.2) lunar; urgency=medium
* rtl8761b usb bluetooth doesn't work following reboot until unplug/replug
(LP: #1968604)
- rtl_bt: Update RTL8761B BT
OK, verified that I can establish a bluetooth connection on Kinetic with
20220923.gitf09bebf3-0ubuntu1.7.
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https://bugs.launchpad.net/bugs/1968604
Title:
rtl8761b
I'm fairly certain I've run the test for kinetic
(20220923.gitf09bebf3-0ubuntu1.7) as well but can't find my notes. Let
me redo it.
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Sorry, missed your comment/question.
I've tested Lunar (20230323.gitbcdcfbcf-0ubuntu1.2) and Jammy
(20220329.git681281e4-0ubuntu3.14) and verified that I can establish a
Bluetooth connection using the new firmware.
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Which package builds of linux-firmware did you test please? All three?
Just one?
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https://bugs.launchpad.net/bugs/1968604
Title:
rtl8761b usb bluetooth doesn't
I've done some limited testing with a USB dongle that has that chip and
was able to establish a BT connection.
** Tags added: verification-done-jammy verification-done-kinetic
verification-done-lunar
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hi, it's been a week, please test the update
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https://bugs.launchpad.net/bugs/1968604
Title:
rtl8761b usb bluetooth doesn't work following reboot until
** Changed in: linux-firmware (Ubuntu Jammy)
Status: Confirmed => Fix Committed
** Changed in: linux-firmware (Ubuntu Kinetic)
Status: New => Fix Committed
** Changed in: linux-firmware (Ubuntu Lunar)
Status: Confirmed => Fix Committed
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** Also affects: linux-firmware (Ubuntu Kinetic)
Importance: Undecided
Status: New
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https://bugs.launchpad.net/bugs/1968604
Title:
rtl8761b usb
** Description changed:
+ [Impact]
+
I have usb bluetooth 5.0 dongle which uses Realtek RTL8761B chip.
0bda:8771 Realtek Semiconductor Corp. Bluetooth Radio
USB adapter very often stops working, can't connect or find other
bluetooth devices. The adapter can't work even after reboots.
** Also affects: linux-firmware (Ubuntu Lunar)
Importance: Undecided
Status: New
** Also affects: linux-firmware (Ubuntu Focal)
Importance: Undecided
Status: New
** Also affects: linux-firmware (Ubuntu Jammy)
Importance: Undecided
Status: New
** Also affects:
New firmware available on
https://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git/commit/?id=1de22a39246513ce431de0971a6376093a94c5c1
Release Version: 0xDFC6_D922
Again rtl8761bu is working fine with my USB dongle.
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Update on Ubuntu 23.04 beta with kernel 6.2
Bluetooth works out of the box, no need for the earlier symbolic links anymore!
So the rtl8761bu is now used and works with my USB dongle.
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Realtek promised to release new FW for RT8761 since what is currently in
kernel.org linux-firmware is over 2 years old.
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https://bugs.launchpad.net/bugs/1968604
Even though all the documentation suggests otherwise, it does look like
the driver loads the wrong firmware (or the firmware names as
incorrect). I've contacted realtek, we'll see where that goes...
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Also see https://fosspost.org/fix-bluetooth-rtl8761b-problem-on-linux-
ubuntu-22-04/. From the article:
This happens because the rtl8761bu firmware is being requested, but the system
should have loaded the rtl8761b firmware, not the rtl8761bu one. The latter may
not even exist on your system.
Same here, in Linux mint 21.3, @bert.ram.aerts thanks for workaround!
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https://bugs.launchpad.net/bugs/1968604
Title:
rtl8761b usb bluetooth doesn't work
Update on Ubuntu 22.10 beta with kernel 5.19
Same issue as kernel 5.15 and same solution with symbolic links so that "bu" is
in fact "b".
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Status changed to 'Confirmed' because the bug affects multiple users.
** Changed in: linux-firmware (Ubuntu)
Status: New => Confirmed
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The firmware is NOT loaded correctly... the "bu" file is loaded instead
of the "b"
I used to have Ubuntu 21.10 and my Bluetooth USB dongle was loading
rtl8761b_fw.bin.
Last week I upgraded to Ubuntu 22.04 and since then I can not use my USB
dongle, it connects my Sony headphones and immediately
** Tags added: kern-2931
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https://bugs.launchpad.net/bugs/1968604
Title:
rtl8761b usb bluetooth doesn't work following reboot until
unplug/replug
Status in
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