Fastboot Firmware Flasher Tool – Flash images, Unpacker & More

Fastboot Firmware Flasher is developed by NeFeroN, it’s an enhanced version of the official Fastboot tool modified with many features. The tool is based on a WinUI 3 interface and supports Windows 11 to Windows 10. Wth the Fastboot Firmware Flasher tool, you can flash images, erase partitions, Unpack Payload.bin, KernelSU Patcher and much more. In this post, we will share the latest version of the Fastboot Firmware Flasher that supports most Android Phones.

The Fastboot Firmware Flasher Tool is helpful for flashing OTA firmware and switching between OnePlus Global Oxygen OS and Chinese ColorOS firmware. The tool supports most OnePlus and Realme devices, enabling the flashing of firmware and patching the init_boot.img for rooting purposes. The tool also supports unpacking of OTA firmware Online and locally. Firmware Flasher tool is particularly useful if you are using a OnePlus or Realme Android device.

Fastboot Firmware Flasher Features

  • • Device Info: Provides detailed information about the connected device.
  • • Firmware Selector: On the unpacker page, the selected firmware zip file will display which firmware is selected.
  • • Remove old drivers and install new ones.
  • • Reboot Menu: 2 columns each with its own ADB and Fastboot commands
  • • Open CMD from Platform Tools folder.
  • • Patching init_boot.img / boot.img to get root rights.
  • • Boot / init_boot / Recovery image flasher.
  • • Local Unpacker: Unpacker can now extract OTA.zip completely or partially.
  • • Online Unpacker: This new feature allows you to unpack specific partitions online, without the need to download the full OTA.
  • • Flasher: Deletes all COW partitions, deletes and recreates Super partitions.

Supported Device

  • Most of the Android phones – OnePlus, Nothing Phone, Realme, Google Pixel, Xiaomi, and most of the Android phones.
  • Android 8.0 to Android 15
  • Support A & B slot

Requirements

  • A Windos PC or Laptop
  • Support Windows 10 to Windows 11
  • Net Framework and VC Redist runtime are installed on your PC.
  • Latest Python for Windows ➝ Python Windows
  • An Android device with an unlocked bootloader ➝ How To Unlock OnePlus Phone Bootloader
  • Fastboot USB drivers must be installed on your PC ➝ Latest Google USB Drivers

Chnagelogs

Version 1.0.2.0
SuperBuilder — A new tool for creating SUPER images.
1. Creation modes:
• Full Mode — full super.img
• Empty Mode — empty super_empty.img (structure only)
2. Configuration sources:
• Manual Source — select from database or custom configuration
• Online Source — ZIP parsing (local or by link)
3. Device database management:
4. Online metadata parser:
• ZIP parsing (HTTP/HTTPS or local archives)
• Extract: group names (_a/_b), sizes, partition list
• Auto-detect device name
• Drag & Drop support
5. Partition support:
• Filtering by [.img]
• Auto-delete suffixes [_a/_b]
• Backup image selection
6. SuperFlasher —
• Firmware Flasher (classic)
• Super Flasher (new)
• Fix FastbootD/Recovery
• Support super.img 
• Autoscanning the FIRMWARE/<name>/SUPER/
7. KernelSU Next SUSFS Patcher
• Recursive boot.img
search • Automatic kernel version detection
• Anykernel archive sources:
– From Repository — GitHub releases
– Local — FileOpenPicker
• Automatic patch application with backup copy
8. Firmware Unpacker — Online Unpacking
• Updated engine
• Display firmware information when inserting a link
• New UI with cards
• Multi-threading – faster loading
Added models:
• OnePlus Global: 10 Pro/5G, 10R/10T, 11/11R, 12/12R, 13 NA/IN, 13R, Nord 2T/4, Nord CE 2–4 Lite, CE4, Pad Go
• OnePlus China: 11, 12, 13, Ace 2 Pro, Ace 3/3 Pro/3V, Ace 5/5 Pro
• realme: 9 Pro 5G, 10, GT3 240W
• realme China: GT Neo5/240W/SE, GT Neo6/SE, GT5/Pro, GT6, GT7 Pro Racing Edition, Neo7 SE

Screenshots

Download Latest Fastboot Firmware Flasher

Here you can get the latest Fastboot Enhance Tool version 1.0.2.0 in a zip file, so you can download even if the official links have stopped working.

Download ⇒

FastbootFirmwareFlasher_1.0.2.0.zip

How To Use Fastboot Firmware Flasher

  • Simply download and unzip the tool.
  • Install the tool on your C driver.
  • Go to ⇾ C:\FastbootFirmwareFlasher and Run FastbootFirmwareFlasher.exe ( Do not run the program as administrator).
  • Connect your phone to fastboot mode. the device will show in the home screen.
  • Now browse all the options you need on the left side tab.
  • Go to the image flasher tab and browse and flash the image you want.
  • To unload the OTA Firmware, go to the firmware unpacker and browse the file.
  • You can patch init_boot.img / boot.img directly from the tool to get root rights ⇾ Go TO KernelSU patcher to patch init_boot.img / boot.img.

Video Guide

FAQ

What is the Fastboot Firmware Flasher Tool

The Tool is a Windows tool by NeFeroN that lets you flash images, erase partitions, unpack OTA firmware, and patch init_boot.img / boot.img for root.

Which devices does Fastboot Firmware Flasher support?

The tool supports most Android phones, including OnePlus, Nothing Phone, Realme, Google Pixel, Xiaomi, and other A/B slot devices running Android 8.0 to Android 15

What are the system requirements to use this tool?

You need a Windows 10 or Windows 11 PC, .NET Framework, VC Redist runtime, the latest Python for Windows, and Fastboot USB drivers installed.

Can I unpack OTA firmware with this tool?

Yes, the tool offers both local and online OTA unpacker options, allowing you to fully or partially extract OTA.zip or specific partitions from a link.

Is Fastboot Firmware Flasher useful for rooting?

Yes, you can patch init_boot.img or boot.img via the built-in KernelSU Patcher, which helps you gain root access on supported devices.

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nitya

nitya

Nitya is a co-founder of gizdev.com, who really wants to help people. Learned almost everything by himself, started blogging at an early age. He likes to try out every Custom ROM, Mods On His Device

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