OFFICIAL UPDATEWhat the developer says changed
See official changes ↓Verified patch notes and platform-specific impact from the official source.
LIVE PATCH HEALTH
Super Mario Bros. Wonder
Ver. 1.2.1
Apr 15, 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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Switch view1 official impact signal · 0 player reports
FOR YOU · SWITCH
Platform namedYour patch snapshot
🎮
1 official signalOnline
⚠️No official known issue detectedBased on the official notes Buffs & Bugs could identify.
👥Waiting on players0% better · 0% worse
📌
Switch is named in the notesOfficial platform-specific evidence is available below.
Community signal: Gathering reports5 more Switch reports needed before publishing a verdict.
Gathering reports
0 live reports on Switch
0%Better
0%Same
0%Worse
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Switch reports
Switch0 reports
Gathering reportsWhat changed for Switch
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
What officially changed
Latest update: Ver. 1.2.1 (Released April 15, 2026) The following updates have been made when playing the game on Nintendo Switch 2: General Adjustments and fixes have been made to the Nintendo Switch 2 Edition to improve the gameplay experience.
Read the full official notes ↗PLAYER REPORTS
What Switch players experienced
Be one of the first to report this update.No Switch player reports yet. Official patch information is available now, and the community verdict will form as players report their experience.
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