Flashing Upgrading Huawei Devices Without PC

How to upgrade Huawei with Sd Card method without any Pc.

Preaparations

• Download Firmware For Huawei Devices


• Prepare a capacity of more than 4G SD card, we recommend using
  Sandisk, Kingstone, or Kingmax.


• Format the SD card (optional).

Normal upgrade

• To confirm the presence of update.zip file dload directory, then the entire
  dload copied to the SD card root directory.


• Insert the SD card into the phone and switch it on, the main screen Go to
  Settings -> System Update -> select the menu -> Local upgrade, for backing up data,
  select the backup data; after -> installation, the phone began to upgrade. As shown Below:
  


• There will be a upgrading process bar,after upgrading process bar finished,restart the phone.

Upgrade Forcibly

• Place “update.zip” upgrade file is under “dload” folder in the SD card .


• The phone is off


• First press the power key, and then press the volume up key and the volume down key.


• Proceed 5s, first release the power button, (continue pressing the volume up and down keys).


• When the vibration and boot logo appears , then release pressing the volume up and down keys

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