Wii U system update 5.3.1 now available

Another Wii U system update has been released by Nintendo today, juicing up the console’s firmware to Version 5.3.1 worldwide.

This has largely been pushed live to address an issue that users were experiencing when uploading highlight reels in Mario Kart 8, where recurring error code 104-1852 would appear. Otherwise, you can enjoy the usual improvements to system stability!

Version 5.3.1, available via an Internet connection, includes the following improvements:
Mario Kart 8 highlight reel upload fix:
Resolved an issue that resulted in some users receiving error code 104-1852 while uploading a Mario Kart 8 highlight reel to YouTube.

Improvements to system stability and usability:
Further improvements to overall system stability and other minor adjustments have been made to enhance the user experience.