Updating procedure huawei e220
The E220 connects to the computer with a standard Mini USB cable.
The device comes with two cables, one short and one long.
The Huawei E220 is a Huawei HSDPA access device (modem) manufactured by Huawei and notable for using the USB interface (USB modem).
Technically it is a modem, USB and (due to the CDfs format) virtual CD-ROM device.
It is possible to remove the operator branding by flashing the device with Huawei's Mobile Partner software.
Huawei does not publicly release firmware updates for its devices, only Dashboard updates.
The standard way of obtaining firmware updates is through the service provider, however some firmware updates are publicly available over the Internet and some users have cross-flashed (i.e.
using a firmware provided by service provider "X" with modem supplied by service provider "Y") their modems without trouble.
The external antenna connector is not accessible without opening the device (voiding any warranty).
The Huawei E220 includes its own Windows software in its internal memory, which self-installs through the Windows's auto-start feature and can be flashed (overwritten) by the end user.
The standard software by Huawei is called Mobile Partner and is indicated by the code UTPS.
They are just perfectly safe files, simply double click on them to run. Then you will get version number and display Successfully Send Command at Bottom of the window if you correctly set the COM interface. You will get Successfully read EFS if everything went ok.
If this not succes then make sure you are selected correct COM interface Now Select Read EFS and set the End address as 00001000 and then press Lets Go. Step 4: Run XVI32 Hex Editor and Open the saved file Flash.bin: In the same line of the corresponding place of the right side window will show the 8 digit lock code of your modem.