Follow these steps to update Mario Kart World, or review the software's update history.

Note

This update must be applied in order to use the game’s Internet features.
A Nintendo Switch Online membership is required to use the game's online features.
Save data will still be available for use after downloading the update.
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 console. To ensure you have space to download the update, please review our storage tips for Nintendo Switch 2.
All players must be using the same version of the software to play together. Please make sure you have the same update version as the person you are playing with.

On December 15, 2025, a new software update for Mario Kart World became available for download. Please take a moment to download and install this update while your Nintendo Switch 2 console is connected to the internet.

Complete these steps

Connect your Nintendo Switch 2 console to the internet.
From the HOME Menu, select the icon for the software you wish to update without starting the game or application.
Press the + Button or – Button on your controller. The current version number will display under the software title.
Select Software Update followed by Over the Internet.

Latest update: Ver. 1.4.1 (Released December 15, 2025)

Fixed Issues

Fixed an issue where, if a player disconnects and reconnects a controller, the game may not progress as normal.
- When this issue occurs, there are times when ghost data from Time Trials will be deleted without warning from “View Rankings.”

Past updates

Ver. 1.4.0 (Released December 2, 2025)
General
- Added "Custom Items" to the item rules.
  - This is a feature that lets you set which items appear.
  - This is supported in "VS Race", "Balloon Battle", "Coin Runners", and "Room" in "Online Play" or "Wireless Play".
- Made it so that music track name and source title of the track that is playing will be displayed on the Pause Menu.
- Added "Music Volume" to "Settings/Controller".
- Made it so players who gathered in a "Room" of "Online Play" can participate in "Race", "Knockout Tour", and "Battle".
  - Up to 4 players can participate in "Race", "Knockout Tour", and "Battle".
- Made it so you can join in with friends who are playing "Knockout Tour" from "Friends" in "2p", "Online Play" as well.
- Added "Restart" and "Next Race" in the Pause Menu for "VS Race" in "Single Player".
- Made it so you can select "Photo Mode" from the Pause Menu in "Race against Ghost" in "Time Trials".
- Changed the course layout of below courses for "VS Race", or "Race" in "Online Play" or "Wireless Play".
  - Race that heads from "Koopa Troopa Beach" to "DK Spaceport".
  - Race that heads from "Koopa Troopa Beach" to "Crown City".
  - Race that heads from "Koopa Troopa Beach" to "Peach Stadium".
  - Race that heads from "Whistlestop Summit" to "Koopa Troopa Beach".
  - Race that heads from "Desert Hills" to "Koopa Troopa Beach".
  - Race that heads from "DK Spaceport" to "Koopa Troopa Beach".
  - Race that heads from "Crown City" to "Koopa Troopa Beach".
  - Race that heads from "Peach Stadium" to "Koopa Troopa Beach".
- You will now dash when riding on Manta Ramp’s back.
- Made it so the player will not hit Dragoneel when transformed into Bullet Bill.
- Made it so the player cannot use a second Boo while already using a Boo, when holding two Boos.
- When Dash Food is taken by someone, shortened the time until that Dash Food reappears.
- When a coin placed on water is taken by someone, shortened the time until that coin reappears.
Fixed Issues
- Fixed an issue where the dash time was not correct after a Charge Jump.
- Fixed an issue where the player would slip through a wall when being stomped on from above by a vehicle driving on the road.
- Fixed an issue where a player would be squashed when touching a Thwomp that had landed.
- Fixed an issue where a Bullet Bill would not be displayed after using it.
- Fixed an issue where a character would be blurry even when making "Focus" "Character" when taking a photo in "Photo Mode" on the Pause Menu.
- Fixed an issue where the screen would look distorted if entering a pipe at the same time as joining a Free Roam in "Online Play".
- Fixed an issue where player could not get in a UFO when multiple players tried to get in a UFO at the same time in Free Roam in "Online Play".
- Fixed an issue where a friend’s information would not be updated when looking at the list of friends in "Friends" in "Online Play".
- Fixed an issue where there would be a communication error when looking at a group ID in "View Room Info" when participating in a group in "Friends" in "Online Play".
- Fixed an issue where a player’s place would go down if retiring during "Knockout Tour" in "Online Play".
- Fixed an issue where a player that is seen when spectating looks like they are going off the course over and over during "Knockout Tour" in "Online Play" or "Wireless Play".
- Fixed an issue where the player’s own character or vehicle would change when starting "Online Play" or "Wireless Play" again after quitting a game after "Knockout Tour" in "Online Play" or "Wireless Play".
- Fixed an issue where a player would get stuck on a wall when using a Bullet Bill while falling off the course in "Sky-High Sundae".
- Fixed an issue where a Bullet Bill would go outside the course when using it on the final curve in "Boo Cinema".
- Fixed an issue where the player would slip through a bulldozer in "Toad's Factory".
- Fixed an issue where the player would get stuck on a spotlight in the race that heads from "Toad's Factory" to "Bowser's Castle" when transformed into Bullet Bill.
- Fixed an issue where if the player used a Bullet Bill or Spiny Shell in the first curve of "Desert Hills", it would get stuck on a rock.
- Fixed an issue where the player would get stuck on a tree when using a Bullet Bill on "DK Pass".
- Fixed an issue where, when the player was small because of Lightning, they would slip through the wall on the final curve of "DK Pass.
- Fixed an issue where the player would get stuck on a billboard when transforming into Bullet Bill in the race that heads from "Crown City" to "Desert Hills".
- Fixed an issue where the player would slip through the ring of stone when using a Bullet Bill or Mega Mushroom while falling in "Great ? Block Ruins" right before the final curve.
- Fixed an issue where the player would get stuck on the ground on the meadows near "Big Donut".
- Fixed an issue where the player would slip through the wall if rewinding after wall riding in the special room you can go to from a pipe in "Shy Guy Bazaar".
- Fixed an issue where the player would still fall into the lava even though they have "Smart Steering" ON in "Dry Bones Burnout".
- Fixed an issue where the player would go off the course when using a Bullet Bill while rail riding in "Wario Stadium".
- Fixed an issue where the player would not be able to glide if getting on a glide panel while gliding in the race that heads from "Wario Stadium" to "Airship Fortress".
- Fixed an issue where the player would get stuck on the ground while heading from "Wario Stadium" to "Airship Fortress".
- Fixed an issue where the vehicle would float up from the rail when the player did a rail ride after a wall ride in a bike-type vehicle in "Wario Stadium".
- Fixed an issue where the player would go off the course when using a Bullet Bill on the shortcut while heading from "Dandelion Depths" to "Cheep Cheep Falls" in the "Ice Rally" of "Knockout Tour".
- Fixed an issue where the player would go off the course while gliding, while heading from "Dandelion Depths" to "Cheep Cheep Falls" in the "Moon Rally" of "Knockout Tour".
- Fixed an issue where a green shell would get stuck on the ground while heading from "Airship Fortress" to "Dry Bones Burnout" in the "Heart Rally" of "Knockout Tour".
- Fixed an issue where the player would go off the course when they transformed into Bullet Bill on top of a building in "Crown City" in the below races:
  - Race that heads from "DK Spaceport" to "Crown City".
  - Race that heads from "Koopa Troopa Beach" to "Crown City".
  - Race that heads from "Faraway Oasis" to "Crown City".
- Several other issues have been addressed to improve the gameplay experience.
Ver. 1.3.0 (Released September 23, 2025)
General
- You can now join friends playing "Knockout Tour" by selecting "Friends" from "Online Play" "1p."
- Up to 2 players can now play "Free Roam" while waiting if the game was full when trying to join friends playing "Race", "Knockout Tour" or "Battle" in "Online Play."
- The "Free Roam" map now displays the locations of P Switches you've run over and Peach Medallions you've obtained.
  - You can now select a P Switch from the map and move to a location near the P Switch.
- In "Free Roam", you can now transform into the character pulled into the UFO.
  - If "Dash Food" in "Settings/Controller" is set to "Doesn’t transform" then you will not transform.
- It is now easier to encounter UFOs in "Free Roam."
- The conditions for the appearance of some Peach Medallions in "Free Roam" have been adjusted.
- When spectating in "Knockout Tour" or "Balloon Battle" in "Online Play" or "Wireless Play", you can now choose who to watch, even if you are holding the Joy-Con 2 or Joy-Con horizontally.
- Decreased the time between when an item box is taken by someone and the next time it is revived.
- Increased the invincible time after spinning or crashing during a race.
- Reduced the force of jumps when landing on a rival from above.
- Decreased the amount of time between when you finish and when spectating begins in "Knockout Tour" or "Balloon Battle" in "Online Play" or "Wireless Play."
- Decreased the amount of time between passing through the checkpoint and when the ranking is displayed in "Knockout Tour" in "Wireless Play" and "LAN Play."
- Further increased the frequency of lap-type courses appearing in the selection when choosing the next course in "VS Race" and wireless races.
Fixed Issues
- Fixed an issue in "Online Play" and "Wireless Play" where the ranking would sometimes become incorrect if a player went off course at the same time as reaching the finish line.
- Fixed an issue in "Grand Prix", "Knockout Tour", and "VS Race", where the CPU's ranking would sometimes drop after reaching the finish line.
- Fixed an issue in "Knockout Tour" in "Online Play" where other players' ratings would sometimes appear as "0" on the results screen.
- Fixed an issue where a Spiny Shell would sometimes pass the first place player in "Wireless Play" or "Online Play."
- Fixed an issue where players would sometimes be sent flying backwards a great distance when hit by a Spiny Shell.
- Fixed an issue where the second item in an item slot would sometimes not disappear when hit by Lightning.
- Fixed an issue where hitting the base of a pillar in mid-air would sometimes cause a large jump.
- Fixed an issue that sometimes caused movement to become unstable when doing a wall ride on water.
- Fixed an issue where players would sometimes be swept away strongly after landing when doing a mini jump while going up a river.
- Fixed an issue where players would sometimes pass through the ground when hit by a car driving on the road.
- Fixed an issue in "Free Roam" where players would sometimes be unable to enter pipes correctly after exiting a trailer.
- Fixed an issue where the results screen would sometimes become distorted after spectating "Balloon Battle" in "Online Play."
- Fixed an issue where the game would sometimes not proceed to the course selection screen after exiting a pipe during "Free Roam" in "Online Play."
- Fixed an issue where Bullet Bill would sometimes slip through walls when used in "Sky-High Sundae."
- Fixed an issue where players would sometimes get stuck on a wall at the start of the race heading from "Airship Fortress" to "Shy Guy Bazaar."
- Fixed an issue where players would sometimes get stuck in walls when using a Bullet Bill in "Bowser’s Castle."
- Fixed an issue in "Cheep Cheep Falls" where item boxes were sometimes difficult to pick up when Smart Steering was turned on.
- Fixed an issue in "Knockout Tour" "Spiny Rally" where sometimes there was an item box buried in the ground.
- Several other issues have been addressed to improve the gameplay experience.
Ver. 1.2.1 (Released August 18, 2025)
Fixed Issues
- Fixed an issue where, if the player chose "Race against Ghost" or "View Replay" right after downloading ghost data in "View Rankings" in "Time Trials", a ghost that was different from the one that was downloaded would play.
Ver. 1.2.0 (Released July 29, 2025)
General
- In the "VS Race" of "Single Player", added "No COM" to the COM rules.
- In the "VS Race" of "Single Player" and "Multiplayer", added "Mushrooms only" to the item rules.
- You can now choose "View Replay" after downloading ghost data in "Time Trials".
- You can now choose whom to watch when spectating in "Knockout Tour" and "Balloon Battle" in "Online Play", "Wireless Play", and "LAN Play".
- You can now see the waiting time until the next race or battle starts in "Online Play", "Wireless Play", and "LAN Play".
- When using CameraPlay in "Multiplayer" and "Online Play", the game will now remember the camera cursor position and size until the player closes the game.
  - If you change the number of people playing, the cursor position and size will return to their original settings.
- On the "Free Roam" map, when you gather all of the P Switches, ? Panels, and Peach Medallions, the colors of the various numbers will now change.
- Made COM weaker in everything other than "Battle".
- Made homing of Boomerang weaker.
- Decreased the probability of getting a Triple Dash Mushroom in the low position, whenever the item rules in a race are anything other than "Frantic".
- Changed it so order of getting ? Block is higher than in the past, whenever the item rules in a race are anything other than "Frantic".
- Made it so there is a wheel spinning animation if the player presses the A button (acceleration) too early when starting a race while driving.
  - Player will not lose speed even when spinning wheels.
- Increased the frequency of lap-type courses appearing in the selection when choosing the next course in "VS Race" and wireless races.
Fixed Issues
- Fixed an issue where the rate fluctuations were sometimes displayed incorrectly in wireless races.
- Fixed an issue where the vehicle would stay floating in air when jumping off a half pipe.
- Fixed an issue where, when a player crashes while gliding and uses Bullet Bill, they go out of the course.
- Fixed an issue where, if a player quits a Rewind in the location where they were wall riding, the driver’s posture would not return to what it was before.
- Fixed an issue where the item that was displayed in the item slot would turn into something else when using it.
- Fixed an issue where in "Online Play", the player would not dash even when getting on a Dash Panel.
- Fixed an issue where the points in a team race in "Wireless Play" would display incorrectly.
- Fixed an issue where sometimes controls were inoperable on the menu screen after the player was retired in "Balloon Battle" in "Wireless Play".
- Fixed an issue where a Peach Medallion would sometimes disappear when doing Rewind in "Free Roam".
- Fixed an issue where sometimes controls were inoperable when the player pointed the cursor at their own character or course and pressed A on the "Free Roam" map.
- Fixed an issue where sometimes controls were inoperable when the player quit a mission in "Free Roam" right before entering a pipe.
- Fixed an issue where the player would slip through some drift ice around "Sky-High Sundae".
- Fixed an issue where the player would get caught on the outside of a handrail on the left and right sides right after the start of "Airship Fortress".
- Fixed an issue where the player would get caught on the fence and not be able to move forward in "Bowser's Castle".
- Fixed an issue where, when the player used a Bullet Bill in "Bowser's Castle", they would not be able to glide and fell into the abyss.
- Fixed an issue where the player would go out of the course when using a Mega Mushroom on the last turn of "Whistlestop Summit".
- Fixed an issue where the player could not get out of the location where they fell from a railroad when "Smart Steering" is on in "Whistlestop Summit".
- Fixed an issue where the player would slip through the ground at a ramp near the goal at "Choco Mountain".
- Fixed an issue where the player would get caught on a block when using a Bullet Bill on the road that enters "Choco Mountain".
- Fixed an issue where the player would get caught on a plank of wood laid on the road when throwing a green shell on the road between "DK Spaceport" and "Whistlestop Summit".
- Fixed an issue where the last place would be sometimes incorrect in the wireless races of "Dino Dino Jungle".
- Fixed an issue where the player would get caught on the back of a leaf when using a Bullet Bill in "Acorn Heights".
- Fixed an issue where the player would not be able to slip through a vase that is placed on the road in "Shy Guy Bazaar", when using a Boo.
- Fixed an issue where the player would slip through the ceiling in "Dry Bones Burnout".
- Fixed an issue where the player would sometimes hit a fence when throwing a red shell on the first turn in "Moo Moo Meadows".
- Fixed an issue where one part of the effects that take place for the bridge transforming when heading toward "Rainbow Road" did not display.
- Fixed an issue where the player would slip through the ground on the road between "Starview Peak" and "Sky-High Sundae".
- Fixed an issue where some of the item boxes would not have appeared in "Wario Shipyard".
- Fixed an issue where the player would slip through the bottom of a rock near the goal of "Wario Shipyard".
- Fixed an issue where the player would go out of the course when using a Mega Mushroom on a turn inside "Wario Stadium".
- Fixed an issue where the player gets caught on a tree in the middle of a shortcut if they have "Smart Steering" on when heading from "Starview Peak" to "Dandelion Depths" in "Ice Rally" of "Knockout Tour".
- Several other issues have been addressed to improve the gameplay experience.
Ver. 1.1.2 (Released June 25, 2025)
General
- Adjusted courses selected in "Random" when selecting next course in a wireless "VS Race".
Fixed Issues
- Made readjustments to fix an issue where rate fluctuations were sometimes displayed incorrectly in "Online Play" and "Knockout Tour".
- Fixed an issue where you sometimes can’t recover quickly after falling off the course in "Dino Dino Jungle".
- Fixed an issue where you continually hit the wall near the finish line of "Boo Cinema" when transformed into Bullet Bill.
Ver. 1.1.1 (Released June 17, 2025)
Fixed Issues
- Fixed an issue where items were no longer able to be used.
- Fixed an issue where sometimes controls were inoperable when selecting a character and trying to start Free Roam from the "Free Roam" map.
- Fixed an issue where sometimes the game shut down when watching replay after a race.
- Fixed an issue where sometimes the game shut down after a race in "Online Play".
- Fixed an issue where rate fluctuations were sometimes displayed incorrectly in "Knockout Tour" and "Online Play".
- Fixed an issue where it was easy for a communication error to occur when trying to join Friends playing "VS Race" or "Battle" in "Online Play".
- Fixed an issue where you sometimes slipped through the wall before the finish line of "DK Spaceport".
- Fixed an issue where you sometimes couldn’t return to correct position after falling of the course between "Airship Fortress" and "Bowser’s Castle" while gliding.
Ver. 1.1.0 (Released June 4, 2025)
General
- Enabled CameraPlay.
  - A compatible USB camera (sold separately) is required for CameraPlay.
  - Players can turn camera ON or OFF in Multiplayer and Online Play modes.
  - When the camera is ON, the player’s face is displayed during the race.
- Enabled Online Play.
- Enabled LAN Play.
  - From the title screen if you press the L Stick and hold both the L Button and R Button, Wireless Play will change to LAN Play.
- Enabled players to upload and download ghost data in Time Trials.
- Enabled display of icons of players in close proximity in Free Roam.
- Increased number of characters you can select from the start.
- Improved operability when 3 or more players are playing in Multiplayer.
- Eliminated time limit for choosing courses when playing Wireless Play or LAN Play.
- Enabled display of update version on title screen.