HOW TO: Install B508 Android 4.1.1 Jelly Bean on Huawei U9200 Ascend P1
We have put together a detailed step-by-step instructions guide on how to install official update Android 4.0 on Huawei Ascend P1 U9200. If you are used to installing stock firmwares manually on your Huawei Ascend P1, then this should not be any different for you.
Make sure you read the entire tutorial once before actually performing it on your Huawei Android phone.
- This tutorial is only for installing Android 4.1 official firmware on Huawei U9200 Ascend P1. Please do not try on any other Huawei Ascend P1 variants.
- Make sure you backup all your data in your phone before proceeding.
Complete Step-By-Step Instructions:
Step 1 – Download B508 Android 4.1.1 Jelly Bean for Huawei U9200 to your computer and extract it anywhere.
Step 2 – Connect and mount your Huawei Ascend P1 USB memory on your computer using the USB cable.
Step 3 – Now copy/paste the UPDATE.APP and UPDATE_CUST.APP (ignore this file if not available) from the extracted firmware file to your SD card, like this: /mnt/sdcard/dload/UPDATE.APP. Create ‘dload’ directory if needed.
Step 4 – Then turn off your phone and disconnect from the USB cable.
Step 5 – Now take out the battery and insert again for a full reboot. Do not turn on the phone in this step.
Step 6 – Now to get in the firmware installation mode. Switch on the phone while pressing and holding Volume Up + Power buttons together.
Step 7 – If everything went well, Android 4.1 Jelly Bean installation should begin now.
That’s it! Your Huawei U9200 Ascend P1 is now upgraded to Android 4.1.1 (build B508) Jelly Bean official stock firmware! Go to Settings > About phone to verify.
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