paps eto ung naiflash ko ng kamali kc ako ng naiflash
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Qolloro for all who want to downgrade from Android 6 marshmallow in qualssiasi other lower version (Android 5.), This is the guide that I personally have esseguita.
It states that Occor have the
bootloader unlocked, otherwise it will be impossible to return.
EVEN IF IT WORKED FOR ME PERFECTLY done, select THAT ARE NOT RESPONSABBILE QUALSSIASI FOR DAMAGE CAUSED TO YOUR DISPOSITIVI.FATTE EVERYTHING AT YOUR RISK
Avvendo clarified this, let's start:
A) Material occorente
I suggest you download everything in a folder on your
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OUTDOOR GUIDE FOR RELEASE OF BOOTLOADER
1.official ALE-L21 V100R001C432B052 (and unnico firmware that allows the downgrade.)
2.file Ballong Fix Error:
3: Huawei Update Extractor
4.ADB / FASTBOOT
5.adb.drivers.
6.cavo
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NB: in the first place and who made important backup of all your data, before making qualssiasi procedure. (I always say)
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B) Preparation smartphone :
1.ativazione usb debugging.
a) go to settings-info on the phone-and clickate 7 times out of 'serial number' up when you ativano the developer options.
b) open the Developer menu and ativatelo, then ativate also debug usb and fitizie positions in the same Developer menu.
c) exits from the menu.
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C) Preparation firmware:
1.istalliamo the programa Huawei update extractor and open.
2.IN Profile leave as well as e: UNKNOWN
3.clickiamo of EXTRACT
4.In UPDATE FILE clickiamo on quadrallino with 3 dots and try the firmware b052 ... just downloaded the file should be of type Update.app.
5.selezioniamo the following files
CTRL + click)
BOOT: img
CUST.img
recovery.img
system.img
6.click right on one of them, and click Selected su'Extract '
7.In the box that appears, clickate on desktop and then ok.
8.istallate the programa adb / fastboot, this will create a folder, usually in C partition, called adb.
the interior should be 4 files.
9.copiate the 4 files from the desktop, that you scompatato with programa Huawei update extractor and glue them in adb folder.
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D) firmware-Step Recovery 1
1.connetiamo the telefonnino off the pc .
2.Holding and hold the volume button down, press the power button until the telefonnino comes into fastboot mode. (Green Robotino on display)
3.Aspettiamo that all install the driver. (A few seconds)
4.cerchiamo the adb folder and click right on it-then, in the context menu of '' open command window here ''.
(If not active this function esseguite this guide: wikihow.com/Add-an-%22Open-Command-Prompt-Here-As-Administrator%22-Shortcut-to-the-Context-Menu-in-Windows-7- and-Windows-Vista
5.si will open cmd.
type '' fastboot devices '' without quotes, then press enter.
6.se the device and conesso properly read, will come out the message:
EXAMPLE: QLF1N2344b5667N- - - - -fastboot
7.digitiamo: Fastboot flash boot boot.img Then enter.aspetiamo the ok message.
8.digitiamo: Fastboot flash recovery recovery.img then enter and be waiting for the ok.
9.digitiamo: [ COLOR = "Blue"] Fastboot flash cust cust.img [/ COLOR] then enter the easpetiamo ok.
10.digitiamo:
Fastboot flash system system.img
then enter and be waiting for the ok. (This will take at least 2-3 minutes)
11.digitiamo:
fastboot reboot
then enter
12.scoleghiamo the phone and be waiting for you start completely-it will take at least 5-6 minutes.
NB: If you have problems with the loss of the IMEI, will not preocupate.Dopo OTA upgrade to 170, the IMEI will appear again.
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E) firmware-Step2 Restore
surely, after the restart, the will have provided your name Balong.
To solve the problem, esseguite step 2.
1.scompatate the ballong fix.rar file.
will be out a file UPDATE: APP
2.In the root of the sd card , create a folder named '' dload ''. without quotes.
3.copiate dload this file in the folder.
4.Andate in settings-updater-menu-clickate of local update then on APDATE: APP.
The device will install this update in approx 2 minutes and will reboot after setting up everything, after 5 minutes.
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5 .after the Complete restart, still not appeared the IMEI, configure a TV plug wifi and we will update the OTA 170.
6.Scaricate and installed this update.
on restart, you will have the ALE-L21C432B170 firmware. with the IMEI in place and fully functional.
This guide also abbilità dual sim mode.
FOR ANY CLARIFICATION AND THE ORIGINAL POST, WITH DOWNLOADS, I refer you HERE:
contactit.blogspot.it/2016/02/how-to-downgrade-huawei-p8-lite-l21.html