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[Flash File] Alcatel U3 4049D Firmware Download [Stock Rom]

Alcatel U3 firmware

[Flash File] Alcatel U3 4049D Firmware Download [Stock Rom]

Alcatel U3 4049D Firmware Download.

You are about to download Alcatel U3 4049D stock rom.

You can download all Alcatel U3 4049D Flash File from Blogthetech.

Alcatel U3 4049D Firmware Information

ROM Name Alcatel U3 4049D Stock Firmware Rom
Alcatel Model U3 4049D
Based On Alcatel Stock UI
Rom OS Version Android 6.0 Marshmallow
ROM Type Odexed
Socs MediaTek
Software needed SP Flash Tool
Compress Zip format
Drivers MTK Drivers

How to Flash Alcatel U3 4049D Firmware

Alcatel U3 4049D is a MediaTek smartphone which means you will need an SP Flash Tool to flash Alcatel U3 4049D stock rom.

Alcatel U3 firmware
Alcatel U3

Why we need Alcatel U3 4049D Firmware

It’s always advisable to backup Alcatel U3 4049D Firmware after purchasing it. You are definitely going to need your Alcatel U3 4049D stock rom someday. You are going to need it for the following reasons.

  • Downgrade or Upgrade Alcatel U3 4049D.

You can use Alcatel U3 4049D Stock rom to downgrade your smartphone or upgrade Alcatel U3 4049D to Android KitKat, Lollipop, Marshmallow, Nougat, Oreo or later. It depends on the release of the firmware or your choice if the option is available.

  • Unbrick Alcatel U3 4049D.

Alcatel U3 4049D Stock Rom can also be used to unbrick any Alcatel U3 4049D.  Smartphones can be bricked in the process of rooting or flashing a custom firmware or rom or recovery.

  • Unroot Alcatel U3 4049D.

You can also use Alcatel U3 4049D stock firmware to completely unroot any Alcatel U3 4049D smartphone. You also can regain your warranty by properly flashing the official Alcatel U3 4049D stock firmware. It can be done by reverting back to the official stock firmware of Alcatel U3 4049D if your smartphone has tampered.

  • Fix Issues on Alcatel U3 4049D.

Your Alcatel U3 4049D might develop issue which might be unknown to it you, if it a software related issue, you can restore and fix it by flashing the stock firmware for Alcatel U3 4049D. Today, we are presenting all the Official Firmware, both Official releases and updates following it. You can download all of Alcatel U3 4049D Firmware here. If you experience any problem with any of the files, don’t hesitate to tell us.

Requirements to flash Alcatel U3 4049D Firmware

  • A working detectable USB Cord.
  • A Windows PC.
  • A Good Battery Backup
  • MTK USB Driver
  • VCOM Drivers
  • SP Flash Tool
  • Alcatel_U3_3G_4049D_MT6570_20170928_6.0

Note that flashing a Alcatel U3 4049D firmware to your phone erases everything in your phone including contents in internal storage. It is always very advisable to backup your contents to an external storage or a PC.

Follow the procedure below if you wish to flash Alcatel U3 4049D Stock Rom.

How to Flash Alcatel U3 4049D Firmware using SP Flash tool.

  • Download SP Flash Tool to your PC.
  • Download Alcatel U3 4049D firmware file.
  • Extract Both SP Flash Tool and Alcatel U3 4049D stock rom to a folder you can locate.
  • Install all the required drivers for easy phone detection.
  • Launch SP Flash Tool.
    Select SP Flash Tool on your PC
    Select SP Flash Tool on your PC
  • Click on Scatter file.
    Click on scatter file to load the firmware files
    Click on scatter file to load the flash files
  • Locate the scatter that comes with the Alcatel U3 4049D Flash File.
    Select the scatter file in your stock rom folder
    Select the scatter file in your firmware file folder
  • Select the scatter file.
  • Make sure to untick preloader before flashing.
    Untick Preloader Option and Click on Download on SP Flash Tool
    Untick Preloader Option and Click on Download on Smartphone Flash Tool
  • Power off your phone and do not power it on.
  • Click Download on Smartphone Flash Tool.
  • Plugin on your phone with a detectable USB Cord.
  • Wait for it to finish Flashing.
    Download Complete after flashing firmware on SP Flash Tool
    Download Complete after flashing stock rom on SP Flash Tool
  • Done, Reboot your phone.

First of all, Please, Remember to uncheck the preloader option before flashing a stock firmware or stock rom on your phone.

It always bricks some phone and you don’t need that.

If the Smartphone Flash Tool didn’t detect your Alcatel U3 4049D, you might need to press the volume down or up button but do not power your phone.

If you don’t install all the necessary drivers, you may experience issues detecting your phone with the PC.

Because of firmware dumping variations, Firmware file formats may differ. Due to decompressing access, I might not be sure of the file type and because of that, I have provided a different method by which you can flash much firmware of different chips. Kindly indicate if yours is missing.

If the provided firmware you need to be flashed is MTK and comes with MTK Flash Files, follow the procedure below to flash MTK smartphones. MTK flash files come with preloader, boot.img, scatter file and etc.

If your smartphone is a Spreadtrum smartphone or the flash file comes in .PAC format, it means you are going to flash it with Spreadtrum Upgrade Tool.

If your smartphone is running Qualcomm chipset or the firmware you downloaded for is in .mbn format, or If the Alcatel U3 4049D Firmware is in .CPB format, just follow the procedure below to flash it.

If you are flashing other smartphones like MediaTek, SpreadTrum, Qualcomm Snapdragon and other Chipset, Check the instruction below

Learn How to Know and Flash Any type of SmartphoneNo matter the chipset








Download Alcatel U3 4049D stock Firmware.

John Daniel

Love the future Tech and a big fan of Android Mobile Development. In his early 20s and an undergraduate of Electrical Electronics Engineering.

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