Wiko phones can be unlocked by a code. After unlock you can use it worldwide. It is the safest and fastest method. This unlocking service is independent from the network. It is 100% secured. If the device asks for an unlock code it can be unlocked easily.
Unlocking instructions for Wiko
How to enter an unlock code on a Wiko Phone?
1. Turn on Wiko with a different network sim card.
2. Enter the unlock code provided by cellcute.com.
Now your Wiko is unlocked.