The phrase "Pokémon X Update 1.5 CIA" refers to a specific digital file format (CIA) used for installing software updates on a modified Nintendo 3DS system. While "Pokémon X" is a legitimate title, the search for a "CIA" version of its 1.5 update typically occurs within the homebrew and emulation communities.
Official updates from Nintendo for Pokémon X and Y concluded years ago with Version 1.5, which primarily addressed game-breaking bugs like the Lumiose City save glitch Does it work on CIA? Update 1.5 works on CIA
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