If you have tried unlocking your phone without success

, you can also try this method.... You might just be lucky

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Just follow the steps below
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Follow this
Link...............................................
After opening the link,type your phone serial number in the provided box.
If u don't know it,open the back cover of your phone and remove the battery,you will see the serial number e.g (487994021016496)
N0TE: it must be fiffteen(15) in number.
For new phones, Serial no can be found at the back of the battery
Of dial *06#
Thats all