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文档名称 文档密级
2011-11-26 第 1页, 共 3页
How to get back to Froyo(Android2.2)
1 Preparation
1.1 Before the upgrade, please close the “Fast boot” function first.
1.2 Get the original software (Android2.2)from Huawei device website.
http://www.huaweidevice.com/worldwide/downloadCenter.do?method
=index&directoryId=3372&treeId=0
The below softwares are available :
U8800Pro V100R001C00B026a(Spain TME) U8800Pro V100R001C00B026CUSTC102D001(Lithuania Tele2)
文档名称 文档密级
2011-11-26 第 2页, 共 3页
U8800Pro V100R001C00B032CUSTC02D001(Italy Vodafone) U8800Pro V100R001C00B042(Overseas Normal) U8800Pro V100R001C00B042CUSTC353D001(Thailand WTG) U8800Pro V100R001C00B045 CUSTC96D001(Belarus MTC) U8800Pro V100R001C00B049CUSTC185D001(Latvia Tele2) U8800Pro V100R001C00B049CUSTC185D001(Slovak Telefonica) U8800Pro V100R001C00B049CUSTC190D002(South Africa Cell C) U8800Pro V100R001C00B049CUSTC316D001(Congo Vodacom)
1.3 Get the special software package(The file size is 1.11MB)
1.4 Prepare a formatted Micro SD card which at least has 512MB
available space. Make a “dload” directory on SD card.
2 Operation
2.1 Special package update
(1) Copy the “ special packege\dload\UPDATE.APP” to SD Card
“dload” directory.
(2) Make sure your handset is powered off and then insert the
MICRO SD card into the handset. Press volume up and down key and
then power key to upgrade.
(3) When “Upgrade Complete” appears on the screen, this stage of
upgrading finished. Then pull out the battery and the SD card.
(4) At last pull out the battery, SD card and USB cable (if
connected). Then insert the battery to reboot the handset, wait for a few
minutes .
文档名称 文档密级
2011-11-26 第 3页, 共 3页
2.2 Main package update
Please refer to the U8800PV100R001XXXXXXX Software Upgrade
Guideline which you could find it from the main software package.