The american and european version of the System Menu have a language setting in the settings menu. This is part of the initial setup process.
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The american version allows choosing between english, spanish and french while the european version allows choosing between english, german, french, spanish, italian and dutch.
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Aditionally, the american and european versions have an option to change the country. This is also part of the initial setup on these versions.
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The american version allows selecting north and south american countries while the european version allows selecting some european, african, asian and oceanian countries.
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The japanese and korean versions of the System Menu do not have such options.