Introduction
The Infinix Note 50 (Model: X6858) is a feature-packed smartphone that balances performance and affordability. It offers a vibrant AMOLED display, a capable MediaTek Dimensity processor, and a large battery, making it ideal for daily use, media consumption, and moderate gaming.
However, like all Android devices, the Note 50 may experience issues such as boot loops, app crashes, failed updates, or software corruption. Flashing the official stock firmware is the most reliable way to fix these problems and restore the device to factory condition.
In this guide, you will find everything about the Infinix Note 50 X6858 stock firmware, including its benefits, technical specifications, necessary tools, and detailed flashing instructions.
What Is Stock Firmware?
Stock firmware (also called stock ROM or flash file) is the official software package released by Infinix for the X6858 model. It contains:
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The Android operating system
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XOS user interface and custom features
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Necessary drivers and system partitions
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Pre-installed apps and security updates
Flashing this firmware overwrites corrupted or modified files and restores the phone to its original software state.
Why Flash the Infinix Note 50 Firmware?
Common reasons to flash the stock ROM include:
🔁 Device stuck on boot screen or boot loop
🧱 Soft-bricked after failed root or custom ROM install
🔒 Locked out due to forgotten screen lock or pattern
⚠️ Frequent app crashes or system instability
🆙 Manual upgrade or downgrade of Android OS
🔄 Bypass or fix FRP (Factory Reset Protection) lock
📶 Network, IMEI, or signal-related problems
Infinix Note 50 (X6858) Firmware Information
| Property | Details |
|---|---|
| Device Name | Infinix Note 50 |
| Model Number | X6858 |
| Android Version | Android 12 / 13 |
| XOS Version | XOS 12 / 13 |
| Processor (SoC) | MediaTek Dimensity 920 |
| Firmware Type | Official Stock ROM |
| Firmware Format | Scatter File (.txt) |
| Flash Tool Needed | SP Flash Tool |
| File Size | ~4.0 – 4.5 GB |
⚠️ Important: Only flash firmware designed for model X6858 to avoid bricking the device.
Before You Begin – Requirements
Make sure you have:
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Windows PC or laptop
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Infinix Note 50 X6858 stock firmware package (extracted)
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SP Flash Tool installed on your PC
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MediaTek USB VCOM drivers installed
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USB data cable (preferably original or high quality)
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Battery charged to at least 60%
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Backup of your personal data (flashing will erase device storage)
👇 𝗖𝗹𝗶𝗰𝗸 𝗛𝗲𝗿𝗲 𝗧𝗼 𝗗𝗼𝘄𝗻𝗹𝗼𝗮𝗱
How to Flash Infinix Note 50 (X6858) Stock Firmware
⚠️ Disclaimer: Flashing can damage your device if not done properly. Follow instructions carefully and proceed at your own risk.
🔧 Flashing Steps
Step 1: Extract Firmware
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Extract the firmware ZIP file on your PC
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Locate the scatter file (e.g.,
MT6893_Android_scatter.txt)
Step 2: Install Drivers
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Install MediaTek USB VCOM drivers on your PC
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Restart your computer after installation
Step 3: Launch SP Flash Tool
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Open SP Flash Tool as Administrator
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Click Scatter-loading and select the scatter file
Step 4: Load Firmware
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The tool will load all firmware components
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Choose Download Only mode
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(Optional) Uncheck Preloader to avoid hard brick if uncertain
Step 5: Connect Device
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Power off your phone completely
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Click Download in SP Flash Tool
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Connect your phone to the PC via USB cable (hold Volume Down or Up if required)
Step 6: Wait for Flashing to Complete
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Flashing will begin and may take several minutes
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You’ll see a green checkmark “Download OK” upon success
Step 7: Reboot Your Device
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Disconnect the USB cable
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Power on your phone (first boot may take some time)
After Flashing
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Set up your device (language, Google account, Wi-Fi)
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Test key features: calls, messaging, camera, touchscreen, Wi-Fi
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Dial *#06# to check your IMEI numbers
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Update apps and system as needed
Common Flashing Issues & Fixes
| Problem | Solution |
|---|---|
| Device not detected | Reinstall drivers, try different USB port/cable |
| Flash stuck at 0% | Restart SP Flash Tool, reselect scatter file |
| DA/authentication error | Use updated SP Flash Tool or correct DA file |
| IMEI lost or invalid | Restore IMEI using SN Writer or Maui META Tool |
| Bootloop after flashing | Perform factory reset via recovery mode |
Tips & Precautions
✅ Confirm your device model is X6858 before flashing
🔌 Use a stable USB connection; avoid disconnecting during flashing
🧠 Use Download Only mode unless a full format is necessary
🔐 Some firmware versions may bypass FRP lock after flashing
🆘 Backup your important data before proceeding
Final Thoughts
Flashing the official Infinix Note 50 (X6858) stock firmware is a straightforward way to fix software-related issues or unbrick the device. Always ensure you have the correct firmware and follow steps carefully for the best results.
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