If you aren't sure which hardware chip is inside your G500 (Broadcom vs. Atheros):
To ensure your Lenovo G500 Bluetooth works correctly on Windows 10, you should download the official drivers directly from the Lenovo Support Portal lenovo g500 bluetooth driver for windows 10 extra quality
To get "extra quality" (meaning stability and full feature support like A2DP audio), you should try these sources in order: If you aren't sure which hardware chip is
Guide to Lenovo G500 Bluetooth Drivers for Windows 10 The Lenovo G500 is a legacy laptop that originally shipped with Windows 7 or 8. While Lenovo does not offer a dedicated, branded "Windows 10 driver" for every hardware revision of the G500, users can still achieve high-quality Bluetooth performance by using the correct manufacturer-specific drivers or compatible Windows 8.1 versions . Identifying Your Bluetooth Hardware Identifying Your Bluetooth Hardware