So you own a Galaxy S4, Tab 4 8.0 LTE, or Avant and have just received an over-the-air update from T-Mobile. What does it do? Regardless of which of the three devices you own, the answer is the same: not much.

The Galaxy S4, easily the most popular gadget of the three, is receiving a bump to version M919UVUFNK2. This brings with it Chinese language support. Don't speak Chinese? Proceed not to care about this update.

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