Most of available E220 HSDPA Modems are Locked to a particular service provider or a network and no one can use it for other networks. This blog is created to help people to easily unlock their own modems with zero cost
Required Softwares for the Hack. Here it is again for free !!! Click Here
Huawei E220 Firmware
Hex Editor XVI32
QMAT - QC Mobile Analysis Tool
E220 SimLock Unlocking Tool
No need to get the latest version of E220 Firmware for unlocking. It just use for detecting the Harware Interface. For Hex Editor, QMAT and E220 SimLock Unlock Tool requires no installation. They just exe files and double click on them to run.
Remove the SIM card and connect the E220 USB Modem to the PC
Run the E220 Firmware
Now you'll get the following window. Select "I accept the agreement"
Then wait untill it detect the modem interface
After the detection of Modem, you will get the following window. Press Cancle
PressYes to Quit from the Firmware Update Process and this completes the Step 2
Run QMAT and select : Hardware Forensics -> Use Com/USB Port
Select the correct COM interface which was detected by Firmware Updater
Select Command VERNUM and Press Send Cmd. Then you will get version number and display Successfully Send Command at Bottom of the window if you correctly set the COM interface. If this not succes then make sure you are selected correct COM interface
Now Select Read EFS and set the End address as 00001000and then press Lets Go.Now you will asked to save the file. Give name as Flash.bin and save it any where.
You will get Successfully read EFS if all the things went correct.
Run XVI32 Hex Editor and Open the saved file Flash.bin
Find the Hex String 53 64 2C 00 or Text String Sd in the dump. Select menu item, Search -> Find
In the same line of the corresponding place of the right side window will show the 8 digit lock code of your modem. It is easy to find that, there is no other 8 consecutive digit in the same line of the string 53 64 2C 00
Run E220 SIM Lock Unlock and enter the unlock code of your modem
Hurrayyyyyyy......... It is successfully unlocked. Now you can use it for any Network