Originally Posted by stamatis
As far as I know, there are no free methods to sim unlock xperia M. But, you can find quite many services online that can unlock it, you need to pay though.
Let's not discuss about those services because it is against the forum rules
What country and Network are you? if you are on 3UK, They'll unlock it for free. however, you must be the original account holder.
Xperia m c1905(a perfect companion for mn2)
Samsung Galaxy mini
Instead of typing thanks, why not press thanks if I helped you?