--- Huawei Code Calculator -universal Master Code- Site

Insert a SIM card from a different carrier and power on the device.

Enter the IMEI into a tool like the Universal MasterCode or an online calculator. --- Huawei Code Calculator -universal Master Code-

Used for legacy 3G USB modems (e.g., E1550, E173). Most "Universal Master Code" tools work perfectly with these. Insert a SIM card from a different carrier