Contact your network operator. Your network operator can provide the unlock code and instructions on how to use it.
- Which Wireless LAN (WiFi) security standards are supported on my Lumia phone?
- How do I know if an app or service is using my location info on my Lumia phone?
- Can I play music files from my Lumia phone on my car stereo system?
- Does my Lumia phone use an IP address when it accesses data networks?
- My phone does not vibrate properly