OFFICIAL UPDATEWhat the developer says changed
See official changes ↓Verified patch notes, affected platforms and developer-listed issues.
PATCH REPORT
Mario Kart 8 Deluxe
Ver. 4.0.1
Oct 13, 2026 · Nintendo Support update tracked by Buffs & Bugs
SwitchSwitch 2
Nintendo Support source ↗Follow to track new patches, community verdicts and issue signals for your platform.
PLAYER RESULTSWhat happened after players installed it
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⚡ 0% better➖ 0% same🐛 0% worse
Issue signals across platforms
Grouped from recent player report text. These are community signals, not confirmed developer issues.
StabilityNo strong signal
0PerformanceNo strong signal
0OnlineNo strong signal
0VisualsNo strong signal
0📋 OFFICIAL UPDATEWhat the developer documented
What this patch may affect on your system
Pulled from the official patch source. Platform-specific evidence appears only when that platform is explicitly named in the notes.
SwitchPlatform mentioned
Switch has specific information in the official patch notes.
Online
Official note“Skip Navigation My Support Dashboard Accounts & Purchases Nintendo Switch 2 Nintendo Switch Nintendo Switch Online Apps & Other Products Service Center How to Update Mario Kart 8 Deluxe Nintendo Switch 2, Nintendo…”
Online
Official note“A Nintendo Switch Online membership is required to use the game's online features.”
Online
Switch 2Platform mentioned
Switch 2 has specific information in the official patch notes.
Online
Official note“Skip Navigation My Support Dashboard Accounts & Purchases Nintendo Switch 2 Nintendo Switch Nintendo Switch Online Apps & Other Products Service Center How to Update Mario Kart 8 Deluxe Nintendo Switch 2, Nintendo…”
Download / Install
Official note“The update will download and install automatically if the console is connected to the Internet and the Software Auto-Updates setting is enabled on your Nintendo Switch 2 or Nintendo Switch console.”
OnlineDownload / Install
PATCH AT A GLANCE
Official source ↗Quick take
Latest update: Ver. 1 (Released October 13, 2026) General Fixed an issue where the number of obstacles or Item Boxes would increase during Online Play and Wireless Play on Nintendo Switch 2 compared to Nintendo Switch. Fixed an issue where players could not select a user who is registered to the system when playing with two players for Online Play and Wireless Play. Fixed an issue where some of the Star Bits would not be displayed when driving on Wii Rainbow Road on Nintendo Switch 2.
AffectedSwitch · Switch 2
Main focusGameplay changes and fixes
- Fixed an issue where the game would close unexpectedly when certain conditions were fulfilled.
What officially changed
Latest update: Ver. 1 (Released October 13, 2026) General Fixed an issue where the number of obstacles or Item Boxes would increase during Online Play and Wireless Play on Nintendo Switch 2 compared to Nintendo Switch. Fixed an issue where players could not select a user who is registered to the system when playing with two players for Online Play and Wireless Play. Fixed an issue where some of the Star Bits would not be displayed when driving on Wii Rainbow Road on Nintendo Switch 2.
Fixed an issue where the game would close unexpectedly when certain conditions were fulfilled.
🎮 PLAYER EVIDENCEThe reports behind the community signal
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