New Wii U Firmware Update Live - News - Nintendo World Report
Nintendo Wi-Fi USB Connector - Wikipedia
Wii U system software - Wikipedia
Help, WUP GX2 Error: Not a game, game update, DLC, demo or version title (I'm using Haxchi, and downloaded the title from Wii U USB Helper into my SD Card using titlekeys.ovh) :
How To Update USB Loader GX - YouTube
How to Extract Wii Games to Your Computer Using a Usb Stick. : 3 Steps - Instructables
Nintendo Support: How to Connect a USB Device to the Wii U Console
Nintendo Support: How to Move or Copy Data to and from a Single External Storage Device