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Last active February 14, 2022 19:06
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Installing Bluetooth 5.0 Headset with Realtek RTL8761B Bluetooth 5.0 dongle on Linux
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RTL8761B-driver.md

How to install Bluetooth 5.0 Headset with Realtek RTL8761B Bluetooth 5.0 dongle on Linux

Download and install RLT8761B chipset firmware:

wget https://raw.githubusercontent.com/Realtek-OpenSource/android_hardware_realtek/rtk1395/bt/rtkbt/Firmware/BT/rtl8761b_config
wget https://raw.githubusercontent.com/Realtek-OpenSource/android_hardware_realtek/rtk1395/bt/rtkbt/Firmware/BT/rtl8761b_fw

sudo cp rtl8761b_config /usr/lib/firmware/rtl_bt/rtl8761b_config.bin
sudo cp rtl8761b_fw /usr/lib/firmware/rtl_bt/rtl8761b_fw.bin

Unplug the USB dongle and plug again.

To fix problems with the bluetooth headset microphone not being detected: https://atish3604.medium.com/solved-bluetooth-headset-mic-not-working-detected-in-ubuntu-20-04-86a5236444d0

@pbek
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pbek commented Feb 14, 2022

Thank you! On my 5.13 kernel I had to use:

sudo cp rtl8761b_config /lib/firmware/rtl_bt/rtl8761b_config.bin
sudo cp rtl8761b_fw /lib/firmware/rtl_bt/rtl8761b_fw.bin

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