After installation, restart your PC. You should now see "Jieli Bluetooth Radio" or "BR21 USB Device" under Bluetooth in Device Manager.
The BR21 chip creates two audio profiles: (High quality) and Hands-Free (Low quality, but allows mic use). jieli br21 driver link
. Instead, you must use generic drivers or drivers provided by the specific device brand (e.g., Borofone). 杰理科技 Windows 10/11 : Most Jieli BR21 devices use the Microsoft Generic Bluetooth Driver . If your device is not recognized, you can try the Borofone BR21 Stereo Driver available on DriverIdentifier which is known to be compatible with this chipset. : The device often shows up as ID 4c4a:4155 Jieli Technology USB Composite Device . If it is stuck in storage mode, you may need to use usb-modeswitch to force it into Bluetooth mode: sudo apt update && sudo apt install usb-modeswitch -y sudo usb_modeswitch -v 0xe5b7 -p 0x0811 -W Ask Ubuntu Troubleshooting Common Issues Appears as "Audio Device" Only After installation, restart your PC
⚠️ "driver download" sites that bundle adware. Always prefer ZIP packages containing .inf , .sys , and .cat files. If your device is not recognized, you can
The Jieli BR21 driver is a software component designed to facilitate communication between the Jieli BR21 Bluetooth module and a computer's operating system. The Jieli BR21 is a popular Bluetooth module used in various devices, including wireless earbuds, headphones, and speakers. The driver enables these devices to connect to a computer, allowing users to stream audio, transfer files, and enjoy a seamless user experience.