Hack Wii mode (vWii) on Wii U

wii-uThe Wii U embed the classic Wii as a standalone mode, and worst, infixed face to the complete hack scene of the Wii.
It’s so possible to hack the mode Wii also named vWii (virtual Wii) thanks to the classics Wii hacks to load Wii game backup.
Notice, for now, Wii U mode is still non hackable.

Important note:
Never use IOS, cIOS, Menu system, Menu system homebrew (Priiloader, Starpatch…), channel and so one for Wii to vWii and vice versa, else, you’ll definitively break you Wii / Wii U.

Use an exploit to install the homebrew channel (HBC) on the Wii U

In order to run homebrew, and to facilitate it later, to install homebrew channel, your first need to exploit a game failure, there are many of them, but each time, you’ll need the original CD.

Wii U working exploits

Here is a list of the exploits to use on Wii U to run homebrew.

Exploits

Exploit Name Game Required USA JPN EUR KOR Working in Wii Mode?
Twilight Hack Legend of Zelda: Twilight Princess Yes Yes Yes No No
Bannerbomb None Yes Yes Yes Yes No
Indiana Pwns LEGO Indiana Jones Yes Yes Yes No Yes
Smash Stack Super Smash Bros. Brawl Yes Yes Yes Yes Yes
Yu-Gi-OWNED!Yu-Gi-Vah Yu-Gi-Oh 5D’s Wheelie Breakers Yes Yes Yes No Yes, but you must connect the scart and use the save 50Hertz + configure output 576I for France
Bathaxx LEGO Batman Yes Yes Yes No Yes
Return of the Jodi Lego Star Wars Yes Yes Yes No Yes
Eri HaKawai Tales of Symphonia: Dawn of the New World Yes Yes Yes No Yes
LetterBomb None Yes Yes Yes Yes No

source: http://wiiubrew.org/wiki/WiiMode

Install HackMii Installer on Wii U

Download the HackMii Installer v1.2 and unzip it on your SD card (boot.elf must be on the root path of your SD card).

Run the exploit and the HackMii installer will start and install the Homebrew Channel (HBC). Once done, you’ll no longer the exploit and you’ll be able to start new homebrews directly from the Homebrew Channel (HBC) on you Wii U menu.

Official website

Install the cIOS d2x-vWii for Wii U

Download and install the cIOSX d2x v10 for Wii U (vWii)

Install a game loader on Wii U

Download and install the USB Loader GX

Copy game to a USB hard drive

Last step, download WiiBackupManager_Build78 or visit its official website to manage your games backup on a USB hard drive.

 wii-backup-manager