Jieli Br21 Driver Link Direct

Does the device show up in with a yellow exclamation mark?

: Sometimes requires installing standard Realtek or generic USB audio drivers if the automatic install fails. Linux/Ubuntu : You can use commands like to verify it's seen as ID 4c4a:4155 Jieli Technology USB Composite Device Microsoft Learn jieli br21 driver link

If you've recently plugged in a Bluetooth dongle or audio receiver and seen "Jieli BR21" pop up in your Device Manager with a yellow exclamation mark—or worse, recognized as a generic "USB Storage Device"—you aren't alone. Does the device show up in with a yellow exclamation mark