Huawei U8110 User Manual - Manual (Page 160)

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Managing Your Mobile Phone
is correct. Back up important information such as the contacts,
email messages, files, and other messages saved to your
mobile phone.
Downloading the Upgrade Package
You can download the software upgrade files from the following
websites:
• http://www.huaweidevice.com/worldwide/technicaIndex.do
Preparing for the Upgrade
1. Download the upgrade file from the appropriate websites.
2. The file you download will be compressed. Use the unzip
software on your PC to decompress the upgrade package.
The upgrade package has a folder structure — be careful you
do not change it. This folder is called dload — do not rename
it, either.
3. Use the USB cable to connect your mobile phone to your PC.
4. Copy the folder structure to the main directory (root directory)
of your microSD card.