HOW TO USE ANOTHER SIM IN YOUR MODEM WITHOUT UNLOCKING
1. Download Nokia PC Suite to your PC HERE or Google Search for it Online.

2. Insert any SIM into your Modem {Even if it is not Unlocked} and Plug to your PC.

3. Your Modem will display Invalid SIM Warning, just ignore it and close modem software.

4. Start NOKIA PC suite.

5. Click on File > Connect to the Internet, Then click on the the Spanner Like Icon to Configure it.

6. Select your Modem from the List, and Input the Operator APN setting as when you wanna use Nokia mobile connection.

Eg:- Airtel = internet.ng.zain.com || MTN = web.gprs.mtnnigeria.net || Glo = glogwap || Etisalat = etisalat

7. Finish Set up.

8. Now connect to internet through PC suite.

9. Wow!!! You are connect to the Internet using your PC Suite + Modem without unlocking the modem.