[sagher]

Hello all dear members.

Today i am sharing with you a very useful information regarding SIM Unlocking of Huawei 3G EVO devices.
for the first i chose a old one.
Model Number is : Huawei E8231s-1
Hardware ver.       : CH1E8231SM
Dashboard version: WEBUI_17.100.11.04.274_MRE5

Now start this adventure.

1- Plug Device with PC and auto run software driver file.
2- now unplug device and open it. and short the boot point as mention in image
   
3- use a jumper wire and short this point with ground point. and after it insert back device with pc.
4- after this you can see Huawei boot modem drivers enlist in device manager port area.
5- open dc unlocker and click on search icon. you ll find device info.
6- in short condition open the main application E8231s unlocker. and press any key
7- the boot loader is start loading and step by step 3 process will be complete
8- after 3rd process final you see " press any key to cont ...." but dont press yet.
9- unplug device from pc and unshort jumper and again plug device as normal.
10- now press any key for further firmware update
11- at the end you have a popup application for web ui interface.
12- see complete video also for guideline.
13- all files are attached into the link bellow.
HUAWEI 3G EVO UNLOCK