Download the official Fly B400 firmware (Stock ROM) to resolve software issues and unbrick your device. This package contains the Flash Tool, USB Driver, and visual instructions. File Size: 10.84 MB.
Download Fly B400 Flash File
📂 Fly B400 Firmware Specifications
| Package Name | Fly_B400_MT6227_V22_081027_FMTK(Flash-Files.Net).zip |
| Model Number | Fly B400 |
| Flash Method | Guide How to Flash Firmware |
| File Size | 10.84 MB |
| Tool | |
| Mirrors |
🛠️ Essential Tools
Installation Guide: Fly B400
Follow these steps to install the firmware on your Fly B400 safely. Make sure your battery is charged.
Phase 1: Setup
Download the firmware and extract it on your PC. Check that you have the Flash Tool and USB Drivers inside the folder.
Phase 2: Drivers
Install the provided USB Drivers so your computer recognizes the Fly B400.
Step 3: Flash
Launch the Flash Tool, load the firmware file, and connect your device in download mode. Click "Start" to commence flashing.
Frequently Asked Questions
Is this Fly B400 firmware official?
Yes, the firmware provided here is 100% official from the manufacturer for Fly B400.
Does flashing Fly B400 delete data?
Yes, flashing Fly B400 stock firmware typically wipes user data. Please backup your data before proceeding.
What is the Fly B400 file size?
The Fly B400 firmware file size is 10.84 MB. Make sure you have enough storage space.
Are the download links safe?
Yes, all download links provided are 100% safe and scanned for malware. We provide direct links to official firmware files.
If you encounter any issue flashing Fly B400, please comment down below.
