The easy way. By far, the fastest and cheapest way to add Wi-Fi to your PC or laptop is with a USB Wi-Fi adapter. Simply plug the device into a USB port on your computer, install the relevant Option One: Manually Re-install Wi-Fi Driver. 1) Press Windows key and X at the same time, then choose Device Manager. 2) Locate category Network adapters. And then right click the Wi-Fi driver you have on your PC and choose Update Driver Software. The Wi-Fi driver we have is Qualcomm Atheros Wireless Adapter. The Wi-Fi driver version is listed in the Driver version field. Example: 21.90..9; After you identify your Intel® Wireless Adapter name and current driver version, Determine whether your computer is running a 32-bit version or 64-bit version of the Windows, then Download the Latest Wi-Fi Driver. Realtek WIFI driver for Windows 10 (32-bit, 64-bit) - Desktop. SHOP SUPPORT. PC Data Center Mobile: Lenovo Mobile: Motorola Smart Service Parts COMMUNITY My Account 1) Download and install Driver Easy. 2) Run Driver Easy and click the Scan Now button. Driver Easy will then scan your computer and detect any problem drivers. 3) Click the Update button next to your wireless adapter to download the correct version of its driver, then you can manually install it.. Or click the Update All button at the bottom right to automatically update all the drivers. To do this, open the "Start" menu, type "Device Manager" in the search bar and press "Enter." In the Device Manager, double-click the "Network adapters" node, right-click your Wi-Fi driver and choose "Disable device." Wait for a few seconds, and then right-click your Wi-Fi driver again and choose "Enable device." Many Wi-Fi routers broadcast at two different frequency bands: 2.4 GHz and 5 GHz. These can appear as separate networks in the list of available Wi-Fi networks on your PC. If the list of available Wi-Fi networks includes both a 2.4 GHz network and a 5 GHz network, try connecting to the other network. How to Find out your Network Driver adapter with which you are connected. Step 1 - Press Windows Key + R together from your Keyboard. Step 2 - Now, Write ncpa.cpl and Press Ok. Step 3 - Note down the Greyed Out Description of the WiFi Adapter name. This is the Driver of Network adapter your wifi is using. Many a times Online help articles KgErPHo.