1. wonghongweng's Avatar
    Hi all,
    I have an iPhone 3G which runs on iOS 3.0. It has never been updated. Now that Apple has discontinued support for this phone, how do I update it to iOS 4.2.1?
    Please help.
    Thank you.
    09-17-2012 06:49 PM
  2. Massie's Avatar
    Plug into iTunes and click Update. You'll be updated to 4.2.1.
    wonghongweng likes this.
    09-17-2012 06:57 PM
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