Answer
Log into the Square Enix Account Management System. Select “One-Time Password” under “Services/Options“. Click on “Adjust Security Token (key ring type) settings“. Select “Security Token Removal” from the available options.
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How do I delete a Square Enix token?
Log into the Square Enix Account Management System. Select “One-Time Password” under “Services/Options”. Click on “Adjust Security Token (key ring type) settings”. Select “Security Token Removal” from the available options.