# Run as admin (from USB drive) pnputil /delete-driver oemXX.inf # find realtek oemXX.inf first
Supports up to 433Mbps on 5GHz and 150Mbps on 2.4GHz.
By following these steps, you can easily update your Realtek 8811CU Wireless LAN 802.11ac USB NIC driver and enjoy improved wireless connectivity.
This guide covers how to manually update your drivers and maintain a "portable" toolkit to fix connectivity issues on any machine. 1. Where to Find Official Drivers
IEEE 802.11ac (Wi-Fi 5), backward compatible with Dual-Band Capability: Supports both depending on manufacturer specs).
This method forces Windows to look exactly where you tell it to, bypassing automatic search bugs. Press Windows Key + X and select .
USB Wi-Fi adapters can draw significant power from your laptop.
If you want, I can: