The long one has two USB A interfaces, one used for data and power and the other optionally only for assistance power in case the computer is not able to provide the full mA milliamperes required for the device to work from one USB interface only. There is also a way to do this, open the modem, remove the small internal antenna, and solder a UMTS-antenna cable onto the board. Huawei does not publicly release firmware updates for its devices, only Dashboard updates. Most 3G network operators bundle the device with a contract, with some operators simlocking  the device. End-users can use also third-party open source software PyHumod or freeware MWconn. The E antenna is internal; the USB cable does not act as an antenna.
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Download Huawei E Firmware upgrade – Etisalat | Router Unlock
Retrieved from ” https: Huawei have released new firmware to the operators, who have generally made it available on their websites. It is still possible to connect an external antenna without opening the device and using the internal external antenna connector.
etixalat This page was last edited on 6 Augustat The device comes with two cables, one short and one long. In this memory, E devices supplied by mobile operators may contain 3G dialer software written by the operator, while Huawei-branded devices contain Huawei’s original dialing software, which they call ‘Dashboard’.
HUAWEI E220 MOBILE Internet Dongle
Webarchive template wayback links Wikipedia articles with style issues from January All articles eitsalat style issues. Huawei’s Dashboard and updates for it are also available from Huawei’s website,  or the The E antenna is internal; the USB cable does not act as an antenna. The standard way of obtaining firmware updates is through the etisaalt provider, however some firmware updates are publicly available over the Internet and some users etsalat cross-flashed i.
Since the release of Windows 7 users have reported a number of issues that require a firmware upgrade to the modem. Views Read Edit View history. The Huawei E includes its own Windows software in etissalat internal memory, which self-installs through the Windows’s auto-start feature and can be flashed overwritten by the end user. However updating the modem’s firmware may remove this network-unlock or even the opposite, turn a network-unlock free modem into an unlocked one.
Some network operators selling the E, however, replace Huawei’s software with their own, which often is software-locked albeit not SIM-locked to work only with the operator’s own network.
Huawei E – Wikipedia
etisallat When the device is first attached, Windows will automatically run the software stored on it, unless that feature has been turned off in Windows. Unlocked and unbranded modems can also be bought from independent suppliers.
If the connection is frequently disrupted or is unstable or usable at slow speeds onlythe two plug USB cable should be used instead. See Wikipedia’s guide to writing better articles for suggestions.
E works well with Linuxas support for wtisalat was added in Linux kernel 2. January Learn how and when to remove this template message.
Updating the modem’s Dashboard does not remove or affect the network-lock that may be in effect with modems purchased subsidized from a service provider that prevents you from using the modem with any service provider. The long one has two USB A interfaces, one used for data and power and the other optionally only for assistance power in case the computer is not able to provide the full mA milliamperes required for the device to work from one USB interface only.
Most 3G network operators bundle the device with a contract, with some operators simlocking  the device. The external antenna connector is not accessible without opening the device voiding any warranty.
This feature can be bypassed by pressing the Shift key while attaching the device, or by turning off the autostart feature entirely. The warranty will be invalidated, but it can be a cheap and functional way to connect an external antenna.
The firmware upgrade must be carried out from etizalat machine running Windows XP or Windows Vista and which can see the modem. New Zealand PC World. Launched on 21 June the device is used for wireless Internet access using 3. Flashing the firmware of this device doesn’t change the USB Mass Storage memory used for the operator’s software, therefore connection settings such as APN will be retained.
End-users can use also third-party open source software PyHumod or freeware MWconn. There is also a way to do this, open the modem, remove the small internal antenna, and solder a UMTS-antenna cable onto the board.