U8800 Gingerbread Upgrade Instructions


Reminder:

1. This software package is applicable to U8800 only, other models include U8800+/U8800Pro cannot use this package. Check your model at "Settings" > "About phone".

2. For the moment there is no official downgrade from Android 2.3 to Android 2.2.

3. Risks included. Flash with care.


1. Items to note
a) All data (e.g. contact list, sms, mms, etc.) will be wiped during the upgrade process. Do backup your data to external SD card or PC storage.

b) Make sure battery can last for at least 30 minute to ensure complete upgrade process.


2. Functionality description
This is modified version based on the original Froyo, with the following modifications:

a) Upgraded Android version to Gingerbreak 2.3.5.

b) Added Huawei UI with better usability on top of original Android version to improve user experience.


3. Steps to upgrade

3.1 Instructions to upgrade from Android 2.2.2 to Android 2.3.5

The upgrade requires 2 steps with 2 upgrade packages. All file names must be kept intact:

step 2 includes UPDATE.APP (main package for G version).

step 3 includes UPDATE.APP (operator pack).


3.1.1 Prepare a SD card with at least 512M storage.

3.1.2 Under SD card root directory, create a "dload" directory. Copy "UPDATE.APP" in step 2 to this "dload" directory. Power off the phone, and insert SD card. Press Power + VolumeUp + VolumeDown buttons simultaneously. The phone will upgrade automatically, and switch off when complete. Remove SD card.

3.1.3 Copy "UPDATE.APP" in step 3 into "dload" directory, overwriting the current file with the
same name. Repeat step 3.1.2.

3.1.4 (non-existent step?!)

3.1.5 When upgrade completes, phone restarts and enters factory status. After initial setup, phone restarts again. Android 2.3.5 upgrade is compelted.

3.1.6 Confirm the version is U8800V100R001C17B517G001 under "Settings" > "About phone"
LG Nexus 5 (D821) : KitKat 4.4.4 (KTU84P) rooted (by bigxie), Xposed Framework (by rovo89, Tungstwenty)

LG Nexus 4 (E960) : KitKat 4.4.2 (KOT49H) rooted
ASUS Nexus 7 (ME370T) : KitKat 4.4.4 (KTU84P) rooted
Sony Xperia S (LT26i) : Jelly Bean 4.1.2 (6.2.B.1.96) rooted, DooMKernel (by DooMLoRD)
Huawei IDEOS X5 (U8800H) : Aurora ICS 5.0u21 (by dzo)


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[INFO] Disable OTA update notification