Firmware Details. Device: Huawei Ascend G620S Model: G620S-L01 Carrier: Magyar Telekom Android: v4.4.4 KitKat EMUI: 2.3 Firmware: B265 Build Number: V100R001C150B265 Cust Number: CUSTHUNC150D007 ROM install : Step one: Prepare an SD card, it is recommended to use Sandisk, Kingstone, or Kingmax, size is recommended that more than 2GB. Step Two: Formatting SD card (optional). The step three: copy a large package path UPDATA.APP to the SD card dload UPDATA.APP. Step four: Check the root directory of the SD card you dload UPDATA.APP. i registered in huawei official website and click to unlock code . he give me to fill; IMEI , Serial number , Product number, Product model ,Product ID, etc .. but i can't get Product ID because i can't use the phone to call Product ID to show on screen Download Huawei Stock ROM. Huawei Stock ROM (also known as Firmware or Flash File) is the official software released by Huawei, one of the world’s leading telecommunications equipment and network solutions providers. Huawei Stock ROM is used to update the operating system of Huawei devices and to fix any bugs or errors that may have occurred. Download Stock Rom for Huawei Ascend G620s (G620S-L03) V100R001ARGC25B249a 949.10MB Huawei G620S-L03 firmware download; Huawei Huawei Ascend G620s flash file Type cd\ and press enter key. Type cd adb and press enter key. This command checks communication with phone and confirms that all drivers are installed correctly. Where 123456789 is our Bootloader Unlock Code from Huawei. This command will Unlock Bootloader in HUAWEI Ascend G620s. The HUAWEI Ascend G620s will restart now and after that the you Downloaded firmware for Huawei Ascend G620s G620S-L03 with build V100R001C110B252 Huawei Ascend G620s G620S-L03 Published on Released 2014, November . with Android 4.4.2; EMUI 3. Display size on Huawei Ascend G620s is 5.0" and the resolution is 720x1280 pixels Here we provide Download Link of firmware for Huawei Ascend G630 G630-U10 with build V100R001C00B161CUSTC408D001 this Model of Huawei Published on Released 2014, March . with Android 4.3; EMUI Lite 2. Display size on Huawei Ascend G630 is 5.0" and the resolution is 720x1280 pixels in Here we provided all the stock firmware of Huawei G630-U10. Huawei_Ascend_G620s-UL00_V100R001C636B264CUSTC636D002. Myanmar_Thailand_SriLanka_Cambodia_Lao_Peoples_Democratic_Republic_Bangladesh_Nepal_India_Vietnam_Channel-Others Download Stock Rom for Huawei Ascend G620s (G620S-L01) Huawei G620S-L01 V100R001C00B258CUSTC432D001 Firmware Italy operatorValue Android 4.4.4 EMUI 3.0 05012YUC 1.01GB XSZCk.