The wii u premium pack has approximately 25gb available for data storage and downloads.
Can you buy more storage for wii u.
That s not a big deal and if you already have a portable external you d like to use buying the y cable is going to be cheaper than buying.
Our complete faq on using external storage with the wii u may also be helpful.
To ensure maximum performance between your wii u and an external storage device we recommend using a hard disc drive hdd with a dedicated power source i e using an a c adapter.
Due to the wide range of external storage devices usability and performance will vary.
In the wii u s case it means you re going to need to purchase a y cable plug the single end into the external and both of the other ends into the two usb ports on the wii u.
Portable external hard drives.
To see details of the available storage space on your console select system settings and then data management from the wii u menu.
The wii u will in future recognise that you have extra storage space and will install downloading games to the drive by default if you ve already filled the internal space.
The wii u basic pack has approximately 3gb available for data storage and downloads.
Your other option is to use a portable external hard drive which normally gets power through its usb cable rather than an ac adapter.
However if you want.