how to unlock any dongle

In internet if you search about
unlocking modems, you will get
most of the softwares to generate
unlock key and you can't unlock
your modem with them, You need
to look for modem un-locker
software.

 DC unlocker is one
among them.
1) First download DC Un-locker
software here.
Download From Here
2) Remove SIM card from dongle
and plugin to your system.
3) Select your modem
manufacturer based on your
modem type, here i am selecting
ZTE huawei modem, Select
appropriate model.Once you click
on search button, DC unlocker
scans your device and shows the
status as its locked or not. If its
in locked state, right side Unlock
button will get enabled. 4)Once
you done everything just click on
unlock button present at the right
side of window, that's all. You are
done, you can observe the status
in log window. If it says success
its unlocked and your dongle will
be capable of connecting to any
network.Now insert different
Network SIM cards like Vodafone,
Airtel, Idea, Aircel, Uninor etc...
it should detect automatically.
Vodafone network in Docomo 3G
USB Donlge.