Walton Primo EF7 Firmware


I am flashing stock firmware on Walton Primo EF7 using the SPD Upgrade Tool. Wich helps you to fix FRP lock on Primo EF7 after a hard reset and revert from custom ROM Step by step guide showing how to flash Walton Primo EF7 stock ROM with SPD Upgrade Tool no cm2 box etc needed.



Why would you want to flash Stock ROM on your Walton Primo EF7?

There are various reasons to flash stock ROM on Walton Primo EF7. For example, your phone will be stuck or hang on the logo. You want to remove the FRP lock from it.  If you’re going to reset your phone hard and you cannot access the recovery menu. But most of the problems that cause flashing stock ROM are.

  • Fix hang on boot after walton ef7 hard reset
  • Walton primo EF7 FRP bypass
  • To solve the lag or stutter
  • By flashing Stock ROM, you can fix software issues.
  • Revert to stock from custom ROM
  • Keeps rebooting issue
  • if your phone boots straight into recovery
  • Phone boots straight into its bootloader

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Requirements to flash Walton Primo EF7 Stock ROM:

  • Supported Phone: Walton Primo EF7
  • Charge your mobile: You may no less than a half charge.
  • Laptop or PC: To execute this installation, you must use a PC or Laptop.

1. Take Walton Primo EF7 Backup

Before going to install Walton Primo EF7 stock ROM, you need to take all your messages, photos, and apps from your current smartphone. This requires a backup that you then restore on your device after flashing firmware.

Most smartphones automatically make a backup in the background, in case something happens. But to make sure you take everything to your new device, you need a full backup.

How To Backup Android Phone Before Flashing Stock Firmware

2. Download Walton Primo EF7 Flash Tool And Drivers:

A.  Download and install Walton Primo EF7 Drivers. The basic communication between your device and PC.

These drivers are mainly for the devices powered by MediaTek chipset. With these drivers, you can transfer files, flash the firmware files on the device, etc.

B. We use the SPD Upgrade Tool for as Walton Primo EF7 Flash Tool procedure there are different reasons why we will use Sp Flash Tool to unbrick the Walton Primo EF7.

I believe this tool is very efficient. Follow the step by step procedure to use One Click Unbrick Tool and unbrick your Walton Primo EF7.

Walton Primo EF7 Stock ROM Details:

  • Gapps File: Yes
  • Device Supported: Walton Primo EF7
  • Tool Supported: SPD Upgrade Tool
  • Soc: Spreadtrum
  • Android ver: Android


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Instructions to Install Walton Primo EF7 Firmware:

  1. Install Spreadtrum Drivers.
  2. Install the SPD Download Tool.
  3. Open the Research download tool > bin folder.
  4. Launch ResearchDownload.exe.
  5. Click on the Load Packet icon (top left corner).
  6. In the window that pops up, navigate to the location of the Walton Primo EF7 Firmware.pac file, select it then click Open.
  7. The PAC file should now be loaded (its name should appear at the top).
  8. Click the Settings Icon (top left corner).
  9. In the box that pops up, untick any item(s) you do not wish to flash then click OK. Ignore this step if you want to flash all files.
  10. Click the Start downloading button.
  11. You should see Waiting under the Progress bar.
  12. Switch off the phone (still with battery inside) then connect it to the PC via USB cord (note that you might need to hold the volume decrease button while connecting to PC on some phones) and flashing should begin. DO NOT interrupt.
  13. Once flashing is complete, you’ll see Passed.
  14. Click on the Stop downloading icon then disconnect the phone from PC and boot.

Walton Primo EF7 Firmware

Follow Detailed Instruction Walton Primo EF7 Firmware Flashing With SPD Upgrade Tool.


  • Please read and understand the Full Guide Before Flashing Walton Primo EF7 Stock ROM.
  • Use these instructions at your own risk. We will not be responsible for everything that happens to you or your device, resulting from the use of information in this guide.
  • Make sure that the USB drivers for your device are installed on the computer.
  • Your smartphone must have a 70–80% charge.
  • Make a backup copy of relevant data such as call logs, SMS, and other data; it is to if something goes wrong, your data is not affected.

Bin Packet load Error When Flashing Walton Primo EF7 Firmware: If you ever got Bin Packet Error then simply download and try flashing the firmware with this version of SPD Upgrade Tool.

How to Write IMEI After Flashing Walton Primo EF7 Firmware: After flashing the stock firmware on Spreadtrum Device, you may need to flash the IMEI also, for that use WriteIMEI on Spreadtrum Devices.