Go to Device Manager → Properties → Advanced. Ensure 802.11n Channel Width is set to "Auto" or "20/40MHz."

What are you using (Windows 10, Windows 7, Linux)? What is the brand and model of your laptop? Is it the Wi-Fi or the Bluetooth that isn't working?

Do not use "driver booster" tools or third-party sites, as they often contain malware. Use these official paths:

If it's not working, install the linux-firmware package for your distribution (Ubuntu/Debian: sudo apt install linux-firmware ). 4. Troubleshooting Common Issues

Check their "Consumer Product Support" portal.

Look under "Network adapters." It may appear as "Realtek Wireless LAN" or "Unknown Device." Update Driver: Right-click the device → Update driver .

Right-click the Start button and select it.

The safest place for Windows users. Search "RTL8723AE" to find the latest verified .cab files. Laptop Support Pages: