Download iCall 400 Z12 Stock ROM Original firmware

Download the latest iCall 400 Z12 Stock ROM Original firmware ( flash file). You can flash the iCall 400 Z12 Stock Firmware file to troubleshoot any issues or problems on your iCall. Yes! This guide can resolve WiFi and Bluetooth issues, unbrick your device, determine lag or lousy performance, and fix any software-related problems. The specific iCall Firmware comes with a Stock ROM of iCall 400 Z12.This helps you to FRP Bypass lock and revert from the root and custom ROM. There are various reasons to flash (Firmware on iCall 400 Z12). For example, your phone will be stuck or hang on the logo. You want to remove the FRP lock from it. Suppose you’re going to hard reset your phone and cannot access the recovery menu. But most of the problems and benefits that cause flashing stock ROM are below.

Whats iCall 400 Z12 Stock ROM and its Advantage

The iCall 400 Z12 Stock ROM (Mobile OS) is the Most Stable ROM released by the device manufacturers depending on the device model and Android version. However, the Stock ROM don’t offer many customizations or features for the device. While in general third-party firmware (Custom ROM) has system bugs and stability issues. In this case, you may experience battery issues, network issues, camera issues, missing features, lags, overheating, slow performance, and many more. But whenever you switch to Stock ROM, you can quickly fix them all.

Why We Need iCall 400 Z12 Stock Firmware?

  • Unbrick iCall 400 Z12 device.
  • Upgrade or downgrade iCall 400 Z12 OS.
  • Fix iCall 400 Z12 OTA update issue.
  • Fix a problem with the device startup loop.
  • Fix bugs on your phone.
  • Fix Lag or Stuttering on the iCall 400 Z12.
  • Fix iCall 400 Z12 battery drain issue.
  • Software performance improvement.
  • Returning a stock ROM entitles the warranty on the iCall 400 Z12.
  • If your iCall phone boots straight into recovery


  • 1-Charge your iCall 400 Z12: Your phone may charge no less than a half.
  • 2- Take iCall 400 Z12 Full Backup , Before installing iCall 400 Z12 stock ROM, you need to take a backup of all your messages, photos, and apps from your smartphone.

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

iCall 400 Z12

Download iCall 400 Z12 Flash Tool And Drivers:

iCall 400 Z12 USB Driver for Windows 10, Windows 8.1, Windows 8, Windows 7 Download iCall 400 Z12 USB Driver is software that creates a stable connection between the computer’s operating system and the Oppo Android Phones. The USB Driver for iCall 400 Z12 is an essential component. Without that, the connection will not work when developing your phone. All the following iCall 400 Z12 Stock ROM (zip file) contains the original  iCall 400 Z12 USB Driver, Flash Tool, and the Flash File. After Downloading the firmware, follow the instruction manual shipped with the firmware to flash or install firmware on mobile.

Download iCall 400 Z12 Stock Firmware (Flash File)

Firmware File Name:
Firmware File Size: 246 MB
Download Flash Tool: SP Flash Tool Download for Windows | SP Flash Tool Download for Linux
How to Flash firmware: Guide How to Flash Firmware

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How to Flash iCall 400 Z12 Firmware

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