Alfa Network does not host drivers directly on alfa.com.tw for legacy models anymore. However, the chipset manufacturer (Ralink/MediaTek) provides legacy drivers.
Before we discuss drivers, let’s clarify what the Alfa 3001N actually is. The is an "802.11n Long-Rang High Power Wireless USB Adapter." It features: alfa usb adapter 3001n driver
Directory listing of http://files.alfa.com.tw/[1] WiFi USB adapter/AWUS036ACH/Windows. Home / [1] WiFi USB adapter / AWUS036ACH. . ALFA Network Inc. AWUS036NH - ALFA Network Docs Alfa Network does not host drivers directly on alfa
To help you find the exact file or guide you need, could you tell me: could you tell me: