The update, T-Mobile claims, is optional and will not be delivered over-the-air -- only by using Samsung's sync software Kies. However, TmoNews claims some users have actually received the update over-the-air.
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Besides giving users the obvious benefits of Ice Cream Sandwich, T-Mobile notes that it will be required to use the Media Hub after August 27th. Furthermore, be careful -- updating the device to ICS will wipe out your home screen layout.
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This story originally published on Mashable here.
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