Jieli Br21 Driver
I can confirm this works with Ubuntu 22.04. Using at terminal lsusb lists as: "ID 4c4a:4155 Jieli Technology USB Composite Device" Ask Ubuntu
If you are using a mixer, look for a physical "ST/USB" or "PC" button on the hardware that must be pressed to activate the USB interface. 3. For Developers: Firmware and SDKs Jieli Br21 Driver
Look under if the driver does not install automatically. 2. Device Manager Forced Search I can confirm this works with Ubuntu 22
Jieli BR21 is a common chip used in budget-friendly Chinese audio interfaces and mixers. Because these devices use generic USB audio drivers, "generating a feature" usually refers to For Developers: Firmware and SDKs Look under if
For developers or those trying to unbrick a device, Jieli uses specific update tools. Update Tool Jieli USB Dongle 4.0 Update Tool is used to flash or upgrade the BR21 firmware. DIP Switch Settings
You usually don't need a specific storage driver. If it's interfering with your system, you can simply disable the disk drive entry for "BR21 UDISK" in the Windows Device Manager . 2. Setting Up the Audio Driver