Manually reboot the Wii U to ensure that Coldboot Haxchi is working as intended.Launch the replaced Haxchi system icon to load the Coldboot Haxchi menu.Select the DS Virtual Console game then press and wait for the process to complete.Launch Haxchi and hold while it is booting to load the Homebrew Launcher menu.Do not deleted the user account or NNID that purchased the DS game or your Wii U will brick.Do not format your Wii U system storage or your Wii U will brick.Do not use a DS game or backup that is not directly from the eShop or your Wii U will brick.Do not reinstall or delete the DS game or your Wii U will brick.Do not move your DS game to external USB HDD or your Wii U will brick.The procedure is short and simple but it is advised to consider the risks before proceeding as a mistake can result in a bricked, unusable Wii U. This will assign your DS game (Haxchi) to load on boot instead of the System Menu.
Game installs are transferred to the sd card, from there, after inserting it to the Wii U, you install from the sd card to your thumb drive or portable drive. You can configure Haxchi to be persistent even after reboot with Coldboot Haxchi. if you plan on adding your own games after the mod, you will need a 32GB sd card (or microsd with sd card adapter).
Playing region-locked games from other counties. Latest mods and hacks for unlocking the U. Running backups of Wii and Wii U games from an SD card or hard drive. You will need to launch Haxchi from the Wii U Menu to load the CFW patches every time you reboot your console. Well, hacked Wii U consoles allow for dozens of new and improved features, including but not limited to: Playing emulators/ROMs.