This is often caused by aggressive Windows power management settings turning off the USB hub to save power.
If your device has special features (like customizable RGB lighting or an equalizer app), generic drivers might not unlock all functionalities. In this case, ignore the "Jieli" name. Instead, look at the physical box or manual of your product to find the actual brand name (e.g., Mpow, Avantree, Baseus). Visit that specific manufacturer's official support website and download their proprietary audio/Bluetooth software. Troubleshooting Common Jieli BR21 Driver Errors Jieli Br21 Driver
2. Code 43: "Windows has stopped this device because it has reported problems" This is often caused by aggressive Windows power