Wii-U-Update 5.5.2/5.5.3/5.5.4/5.5.5 – und nun? – WiiDatabase
How to Hack Wii U Homebrew & Play Games on Wii U [Full Guide] - MiniTool Partition Wizard
How to Make Your Wii U Useful Again With Homebrew
I'm getting this error when i'm trying to update the console to the latest firmware 5.5.6U, i already uninstalled Coldboot Haxchi, unplugged my external HDD and restarted the console, still nothing. :
New" method allows to unbrick Wii U consoles without soldering required - Wololo.net
Wii U Hacks Guide - Install Haxchi CFW (eShop DS Game Required) - CFWaifu