Infinix Zero 5 X603 Pro Stock ROM (Firmware File / Unbrick). Today, we have the most recent stock ROM flash file for the Infinix Zero 5 Pro (model X603 / X603B), which is based on Android 7.0 Nougat and powered by a Mediatek Helio P25 MT6757 CPU. We’ll need a software called SP Flash tool to install the firmware flash file, which may also be used to flash the stock ROM on your smartphone. The procedure is basic and straightforward. We’ve also included a video and step-by-step instructions to help you flash the official flash file.
This method may be used to fix a bricked device, fix the lag or shuttering performance, unroot or circumvent the FRP lock, and fix Bluetooth and WiFi problems. So, without spending any more time, let’s figure out what a stock firmware flash file is.
Table of Contents
Infinix Zero 5 X603B Pro Stock ROM (Firmware File / Unbrick)
Why We Need Stock Firmware?
Official software created by the OEM manufacturer for a certain device is known as stock firmware or stock ROM. This file is necessary to resolve any software issues with your Infinix Zero 5 Pro. If you’re having trouble with your smartphone, the last thing you should do is reinstall the factory ROM. You may then restore your smartphone to its original ROM. This instruction will be more beneficial to users who wish to try rooting, installing modifications, or installing a custom ROM on a regular basis.
Advantages of Stock ROM:
The following are some of the reasons why you should download and save the Infinix Zero 5 Pro Stock ROM flash file to your PC.
- You may use the Stock ROM file to unbrick your smartphone if it’s dead.
- DB files from Stock ROM may be used to fix or repair the IMEI on your device.
- Malware and adware should be removed from the Infinix Zero 5 Pro.
- On Infinix Zero 5 Pro Fix, you can fix the boot loop issue. On the Infinix Zero 5 Pro, the app has unfortunately ceased working.
- Fix a network-related problem
- Using Magisk, patch the boot image to root: Mediatek Guide or Spreadtrum Guide
- To Reset or Remove FRP on your Infinix Zero 5 Pro, you may unroot it as follows: Restore Infinix Zero 5 Pro to Factory State using Mediatek FRP Guide or Spreadtrum FRP Guide
Firmware Details:
- Device Name: Infinix Zero 5 Pro X603 / X603B
- ROM Type: Stock ROM
- Gapps File: Included
- Tool Supported: SP Flash Tool
- Processor: Mediatek Helio P25 MT6757
- Android Version: Android 7.0 Nougat
How to Install Infinix Zero 5 Pro Flash File
You should obtain the firmware flash file for your Infinix Zero 5 Pro before installing the stock ROM. Then, on the PC, download and install the USB Drivers and flash tool. After you’ve completed them, you can go on to the stages below. But first, let’s have a look at the relevance of Stock Firmware and the firmware information below.
Pre-Requirements:
- Supported device: Infinix Zero 5 Pro
- Make sure to charge your device more than 50%
- You need a PC or Laptop with a USB cable.
- Full Data Backup without Root
- Nandroid Backup via TWRP
- Download Drivers and Tools: VCOM drivers, SP Flash Tool, and Android USB Drivers
Download Flash Files
Software Details | Download Links |
Flash File Name: X603-H575A-N-180210V275 File Size: 1.4 GB Android Version: 7.0 Nougat | DOWNLOAD |
Flash File Name: Infinix_Zero_5_Pro_X603B_MT6757_171227 File Size: 1.4 GB Android Version: 7.0 Nougat | DOWNLOAD |
Instructions to Install: via SP Flash tool
Smartphone Flash Tool
The root is one of the main requirements for flashing with SmartPhone FlashTool. In reality, your device should have been rooted effectively in order to make MediaTek Android Flash successful. So first use the SP FlashTool download and process to make a successful one-click root on Android. You can easily follow Android’s one-click root which fully supports mobile.
Download Smart Phone Flash Tool for Windows

In order to meet the different user requirements, SmartPhone FlashTool comes in various tool updates. So we recommended that you flash your MediaTek Android at the latest download for the most stable and fixed performance. It’s the latest SP FlashTool v5.1924 for Windows, and it’s SP FlashTool for Linux.
You are free to download either Windows or Linux versions as usual. And here the advantage of taking the latest Smart Phone Flash Tool download from the previous bugs is its fixed nature. So in all settings, it’s stable and supportive.
Why Download SP Flash Tool?
For MediaTek Android flash, SP FlashTool is the best recommendation to support all MediaTek ROM variants. So it is 100% safe to download and process for the purpose of a completely free tool. But here you should take the total risk alone as this is a system alteration that could potentially make several errors during processing. So run the flash with SmartPhone FlashTool under your own responsibility.