If you have already downloaded or opened the file, run a full system scan using a reputable antivirus like Malwarebytes Windows Defender official patch notes for the most recent Smash Ultimate updates instead?
How to Update Super Smash Bros. Ultimate - Support - Nintendo super smash bros ultimate nspupdate 1301rar new
: While you asked for 13.0.1, the game has received further updates (up to 13.0.4 according to some community reports) to fix minor issues like Global Smash Power (GSP) bugs. If you have already downloaded or opened the