TP-link WiFi adapter AX1800 This model supports Windows 10 and 11 only, other systems are not supported. 2) It is recommended to connect the adapter to a USB 3.0 port. Speed performance is affected when connected to a USB 2.0 port. 3) The TX20U comes with a pre-installed driver. Simply plug it in and install it. Forget buying a new computer. The TX20U Plus delivers powerful dual-band Wi-Fi 6 directly to your device - for exceptional connectivity and speeds up to 1800 Mbps (please connect to a USB 3.0 port). Lower response times - OFDMA and MU-MIMO ensure the most efficient Wi-Fi connection for your PC. Enhanced security - WPA3 provides the latest security enhancements to protect your personal password. Sci-fi design, cool details: The Archer TX20U features advanced injection molding technology for a high-quality internet stick with a matte finish.