How to unlock 3G USB modem E173U-1 with customized fireware from Metfone mobile company in Cambodia?

echantrea August 5, 2012
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I bought it from Metfone mobile company. I also have tried unlocking it many times. The best result is only unlocked temporarily. Do you know how to unlock permanently for free.

  1. dara
    September 27, 2012 at 12:30 pm

    i 1 2 unlock modem model e173u-1