Unlike previous games, Pokémon X & Y are on the Nintendo 3DS and are capable of patches and updates to the software. This is done through the Nintendo 3DS eShop and gives you a prompt. It can also be done using a QR code

Version 1.1
Release Dates:

October 25th 2013

Fixes:

  • The bug preventing the player from resuming the game after saving in certain parts of Lumiose City (Even if the player is already experiencing the above issue, this update will restore functionality)
  • The bug causing certain errors to occur while using certain functions of the GTS (n.b. It gave a communication error if you used the filter

Version 1.2
Release Dates:

December 13th 2013

Fixes:

  • The bug allowing for people to intercept data transmission in order to gain an advantage over other players
  • Fixes an occasional bug causing Pokémon not to learn new moves after evolving through Wonder Trade.
  • Fixes an occasional bug where certain captions for Trainer PR Videos were not unlocked in Lumiose City.

Notes
This update is required for your game to go online.

Version 1.3
Release Dates:

October 28th 2014

Fixes:

  • Various bugs have been fixed in order to provide a smoother gaming experience.
    • Fixed animations for the Great Ball, Ultra Ball, Dusk Ball, Timer Ball, Repeat Ball, Net Ball, Nest Ball, Heal Ball, Luxury Ball, Premier Ball when you send out the Pokémon in battle first.
    • Fixed the glitch preventing Vivillon's menu image from appearing in Friend Safari.
    • Increased cheat device detection.

Notes
This update is required for your game to go online.

Version 1.4
Release Dates:

April 2nd 2015

Fixes:

  • Various bugs have been fixed in order to provide a smoother gaming experience.

Notes
This update is required for your game to go online.

Version 1.5
Release Dates:

April 23rd 2015

Fixes:

  • Various bugs have been fixed in order to provide a smoother gaming experience.

Notes
This update is required for your game to go online.