OFFICIAL UPDATEWhat the developer says changed
See official changes ↓Verified patch notes, affected platforms and developer-listed issues.
PATCH REPORT
Super Mario Bros. Wonder
Ver. 1.2.0
Mar 25, 2026 · Nintendo Support update tracked by Buffs & Bugs
SwitchSwitch 2
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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 Search Home Nintendo Switch How to Update Super Mario Bros.”
Other
Official note“Wonder Nintendo Switch, Nintendo Switch Lite, Nintendo Switch - OLED Model Follow these steps to update Super Mario Bros.”
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 Search Home Nintendo Switch How to Update Super Mario Bros.”
Download / Install
Official note“The update will download and install automatically if the system is connected to the internet and the Software Auto-Updates setting is enabled on your Nintendo Switch 2 or Nintendo Switch console.”
OnlineDownload / Install
What officially changed
The following updates have been made when playing the game on Nintendo Switch 2: Park Decorations Decorative flowers of which you have a small amount on hand have been made easier to collect in the Nintendo Switch 2 Edition. General Added support for the Thai language. The following updates have been made when playing the game on Nintendo Switch 2 and Nintendo Switch: General Additional adjustments and fixes have been made to improve the gameplay experience.
Read the full official notes ↗🎮 PLAYER EVIDENCEThe reports behind the community signal
Reports for this exact patch
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