Nintendo 3DS and Wii U are due for some scheduled maintenance later today, January 17. The maintenance period will take place between 5 p.m. and 7 p.m. PT, during which certain network services like online play and rankings may become unavailable. Affected games include those with an online component, such as Pokemon Sun and Moon and Pokken Tournament. In addition, another round of maintenance is planned for 3DS on January 24 between 4:50 p.m. and 6:30 p.m. PT.
Source: Nintendo
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