Like other Vodafone models, ZTE K3770z and ZTE K3772z can also be used with another sim (another than the default sim). The best part of these modems is that it can be used with another SIM card without unlocking. Vodafone is a top-rated mobile operator in India and also have a large number of customer all over the world. Vodafone has already launched K4505, K3565, and K3570 USB modems. Vodafone K3770-Z ZTE and K3772-Z are ZTE brand modems that support download speed up to 7.2 Mbps and upload up to 5.7Mbps.
How to use any SIM in Vodafone ZTE K3770-Z and ZTE K3772-Z Modems?
1. Insert any SIM card other than Vodafone in your dongle.
2. Connect to PC.
3. Within 2 minutes, you will get a dialog “SIM not recognized, please create connection setting manually.”
4. Wait for a few minutes; your modem will detect that SIM card’s network without any unlocking process (Green LED – 2G network detected, Blue LED – 3G detected, Red LED – no signal).
5. After getting the signals, Vodafone’s default software/dashboard/connection manager will not permit you to connect any other SIM card other than Vodafone. This device is unlocked by firmware but locked by the dashboard.
6. Go to the taskbar of Windows PC.
7. Search the icon with the tower symbol or monitor symbol, near time, and date shown in the system tray.
8. Click on it, and you will find “Mobile Broadband Connection” with the signal indicator.
9. Right-click on it; you will get two options to connect and properties.
10. Select the properties; you will get one box, input the APN, and click on OK.
11. Again, right-click on “Mobile Broadband Connection” and select the “Connect” option.
12. Now your modem will be connected to the internet.
Note: You can also use this dongle with other network providers’ SIM by creating a dial-up connection and exiting the Vodafone modem’s default dashboard.
