Right-click the Start icon and select Device Manager .

Sometimes the hardware is working, but the software switch is off.

| Chipset | Driver Version | Best for OS | |--------|----------------|--------------| | Realtek RTL8188CE | 2023.19.1227.2014 | Win7, Win8, Win10 (32/64-bit) | | Realtek RTL8723AE | 2023.40.801.2015 | Win7 / Win10 | | Atheros AR9485 | 10.0.0.355 | Win7 / Win8.1 | | Broadcom BCM43142 | 6.223.215.8 | Win7 (64-bit) |

, right-click the "Network Controller" with a yellow exclamation mark, select Properties > Details , and choose Hardware IDs from the dropdown. Look for the (Vendor) and (Device) numbers. Download from Repositories Find specific drivers on Driver Scape