Software Upgrade; Upgrade Preparation; Normal Upgrade - Huawei U8860 Maintenance Manual

U8860
Maintenance Manual

5.1 Upgrade Preparation

Category
Upgrade
environment
Upgrade file
Upgrade method

5.2 Normal Upgrade

Step 1 Format the microSD card.
Step 2 Create a folder named dload in the root directory of the microSD card.
Step 3 Copy the upgrade file to the dload folder.
Step 4 Install the microSD card to the phone. Power the phone on, and enter *#*#2846579#*#* in
the idle screen.
Select SD card upgrade then press Confirm to start the upgrade.
Step 5 Before the upgrade, NV items backup is performed (if the phone has not been backed up
before). Then the phone restarts and the upgrade starts.
Step 6 The upgrade progress is displayed on the LCD.
Issue 1.0 (2011-11-14)
Contents
Computer
MicroSD card
Battery
Main upgrade pack
Vendor upgrade pack
Upgrade using SD cards
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd
5

Software Upgrade

Remarks
To copy upgrade software
More than 512 M
With at least 30% power remaining.
dload/UPDATE.APP
vendor_XXX_XXX/UPDATE.APP
Normal upgrade
Forcible upgrade
5 Software Upgrade
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