Integrated components in specific laptop series, including some Hewlett-Packard
Inconsistent codec negotiation (e.g., AAC or SBC only): Codec support is a combination of what the chip firmware supports and what the host device advertises. If you expected AAC or another higher-quality codec but see only SBC, test on another phone or consult the vendor’s specs — the AC4100 may support certain codecs only in specific firmware builds. Jieli Ac4100 Bluetooth Driver
If you’ve just plugged in a new Bluetooth dongle or connected a headset and see "Jieli AC4100" Restart: Reboot your computer to finalize the installation
Point Windows to the folder where you extracted the Jieli driver files and click Next . Restart: Reboot your computer to finalize the installation. Troubleshooting Common Issues Just pair via standard Bluetooth settings
Most Jieli AC4100 devices work perfectly with the built-in Microsoft drivers. Right-click the button and open Device Manager Find the "Jieli AC4100" or "Unknown Device" under Other Devices Right-click it and select Update Driver "Browse my computer for drivers"
No driver is needed. Just pair via standard Bluetooth settings. If prompted for a driver, ignore it or run Windows Update.