Symptom

The Wi-Fi cards equipped on Lenovo laptops are provided by various vendors (Intel, Broadcom, Realtek, Atheros, etc.). This article provides assistance with identifying the correct Wi-Fi card vendor and downloading the right driver to install.

Applicable Brands

ideapad, Lenovo laptops

Operating Systems

• Windows 11
• Windows 10

Solution

To identify the correct Wi-Fi card vendor, choose one of the following options:

Check the driver in Device Manager:

1. If the Wi-Fi card driver has been installed, open Device Manager.
   
2. Right-click the Wi-Fi card device, select Properties -> Driver tab and the driver provider will be listed.

Check the Hardware ID in Device Manager:

1. Check Hardware ID. Go to Device Manager, then expand Network adapters.
2. Right-click the unknown device (Properties > Details > Hardware Ids) to log the value after “VEN”.
   <8086> Download Intel WiFi driver
   <14E4> Download Broadcom WiFi driver
   <10EC> Download Realtek WiFi driver
   <168C> Download Atheros WiFi driver

To download and install correct Wi-Fi driver:

1. Go to https://support.lenovo.com.
2. Search or navigate to open your product page, for example, Flex 3-1435.
3. On Flex 3-1435, select Drivers & Software. Filter by Networking: Wireless LAN. Download the relevant driver package (Wi-Fi drivers from different vendors have been compressed into one unique package) based on your operating system.
4. To install right away, click the .exe file and it will install automatically. Or extract the .exe package and save to a customized path, go to a specific Wi-Fi card vendor folder (such as Intel), and click the .exe file to install later.

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