Only unlock devices you own. Carrier unlocking laws vary by country.
For the average user, borrowing time on a SigmaKey at a repair shop is the smartest path. For technicians, mastering the VFD 630 unlock using EDL mode via SigmaKey is a five-minute job that adds real value for customers.
Disconnect the phone and restart it with a non-Vodafone SIM card to verify the unlock . Alternative: Official Network Unlock