Huawei Update Multiloader Tool 1.0 0.9 Download Portable Page

The Huawei Update MultiLoader Tool 1.0.0.9 (also known as HUAWEI Multi-Upgrade Software) is a specialized Windows utility used to flash official stock firmware onto Huawei smartphones, tablets, and feature phones. It is particularly useful for devices that cannot be updated via the standard SD card method or are experiencing software issues like bootloops. Key Features and Functionality

The tool operates by connecting a device to a PC and manually loading firmware files to overwrite or update the system software.

Firmware Flashing: Supports flashing stock firmware in .app or .xml formats.

Unbricking Capabilities: Can help recover devices from "Bootloop" or unsuccessful Root attempts.

Chipset Support: Includes configuration files for various processors, including HiSilicon (e.g., P6, Honor 2/3), Qualcomm (e.g., Y200, G300), and even Windows Mobile devices like the Ascend W1.

Mode Switching: Allows users to put devices into "Manufacture Mode" via hidden menus to enable communication with the PC. Basic Usage Steps

Note: Always back up your data before flashing, as this process may erase all personal information.

Prepare Device: On the phone, navigate to the Project Menu (often via a dialer code) and set the USB port to Manufacture Mode.

Load Files: Open the MultiLoader tool on your PC and select the Update.app file and the corresponding .xml configuration for your device's processor. Connect: Connect the device to the PC via a USB cable. Execute: Click Scan & Download to begin the update process. Security Warning

Recent security reports indicate that files labeled as HUAWEI-UPDATE-MULTILOADER-TOOL-1.0.0.9.EXE found on unofficial sites have been flagged by security vendors like SUPERAntiSpyware as potentially containing trojans or malware.

Users are strongly encouraged to use official update methods such as HiSuite, the Huawei Support Site, or the built-in Software Update feature in the device settings whenever possible.

The Huawei Update MultiLoader Tool (versions 1.0 and 0.9) is a specialized utility used to flash firmware and repair software on Huawei devices, particularly those using Qualcomm chipsets. 🛠️ Key Features Firmware Flashing: Easily install official stock ROMs.

Unbrick Devices: Recover phones stuck in boot loops or "brick" states.

Qualcomm Support: Primarily designed for devices in Download or EDL mode.

Lightweight: Small file size with a simple, no-frills interface. ⚠️ Important Requirements Before you begin the download and installation: Backup Data: Flashing will wipe all user data.

Drivers: You must have Huawei USB Drivers or Qualcomm HS-USB QDLoader 9008 drivers installed. Battery: Ensure your device has at least 50% charge.

Compatibility: This tool is for older Huawei models. Newer Kirin-based devices usually require "HiSuite" or "IDT." 📥 How to Download and Use

Search Sources: Look for reputable GSM hosting sites or developer forums (like XDA). Extract: Unzip the downloaded folder to your desktop.

Run as Admin: Right-click Huawei Update MultiLoader.exe and select Run as Administrator.

Load Files: Click the "Browse" or "Set" button to select your firmware's .xml or folder path.

Connect: Boot your phone into the required mode (usually Power + Volume Down) and connect via USB.

Scan & Start: Click Scan to detect the port, then click Start to begin the process.

Safety Note: Always verify the firmware version matches your specific model number (e.g., VNS-L21) to avoid permanent hardware damage. To give you the best advice, let me know: What is the exact model of your Huawei phone?

What issue are you trying to fix (forgot password, boot loop, or just updating)? Are you getting a specific error code?

The Huawei Update Multiloader Tool (v1.0 / v0.9) is a specialized utility designed for flashing and updating firmware on Huawei smartphones and tablets, particularly those featuring Qualcomm or HiSilicon chipsets. Unlike standard over-the-air (OTA) updates that happen through your phone's settings, this tool is often used by enthusiasts and technicians to manually install specific firmware versions or recover "bricked" devices. Key Features & Use Cases

Firmware Restoration: It is a go-to solution for fixing software boot loops or corrupted systems that cannot be fixed by a simple factory reset.

Manual Upgrades: Allows users to manually push firmware updates (often in .xml or APP formats) from a PC to the device via a USB connection.

Multi-Device Support: As the name "Multiloader" suggests, it can sometimes handle simultaneous updates for multiple devices, though it is primarily used for single-device recovery. Official Update Alternatives

While "Multiloader" tools are popular in the modding community, Huawei recommends using official, secure methods to ensure data integrity and device safety:

HiSuite: The official desktop client for Huawei devices, available on the Huawei HiSuite Global Page. It provides a stable environment for system recovery and official firmware updates.

eRecovery Mode: A built-in feature that allows you to download and install the latest official firmware directly over Wi-Fi if your system fails to boot.

In-Device Updater: The safest method, found under Settings > System & updates > Software update.

Important Safety Note: Downloading third-party tools like Multiloader 1.0 from unofficial sources carries risks of malware. Always verify software integrity with digital signatures when available or stick to official tools from the Huawei Support site to protect your personal data.

Are you trying to recover a device that won't turn on, or just looking to manually upgrade to a newer version of EMUI? Update Your Phone System Online | HUAWEI Support Global

Go to Settings > System & updates, and touch Software update. HUAWEI Global Update Your Phone System Online | HUAWEI Support Global

You're looking for a solid guide on using the Huawei Update Multiloader Tool, specifically versions 1.0 and 0.9. I'll provide you with a comprehensive guide on how to use this tool, but please note that I'll also highlight some risks and considerations when using such tools.

What is Huawei Update Multiloader Tool?

The Huawei Update Multiloader Tool is a software tool used to flash or update firmware on Huawei devices. It's commonly used to fix software issues, update to newer versions, or even downgrade to previous versions. huawei update multiloader tool 1.0 0.9 download

Downloading the Tool

Before we dive into the guide, please note that downloading and using this tool requires caution. I won't provide direct download links, as they might be outdated or compromised. Instead, I recommend searching for the tool on reputable websites, such as:

Huawei's official website
XDA Developers
Android Authority

When downloading, ensure you're getting the correct version (1.0 or 0.9) and that the file is not tampered with.

Guide to Using Huawei Update Multiloader Tool

Preparation

Backup your data: Before using the tool, it's essential to backup your device's data, as flashing a new firmware can erase all data on your device.
Charge your device: Ensure your device is fully charged or at least 50% charged to avoid any interruptions during the process.
Install necessary drivers: Install the Huawei USB driver and the Multiloader tool's drivers on your computer.

Step-by-Step Instructions

For version 1.0:

Launch the Multiloader tool on your computer.
Connect your Huawei device to the computer using a USB cable.
Select the correct device model and firmware version you want to flash.
Choose the firmware file (usually in .upd format) and load it into the tool.
Click "Start" to begin the flashing process.
Wait for the process to complete. This may take several minutes.

For version 0.9:

Launch the Multiloader tool on your computer.
Connect your Huawei device to the computer using a USB cable.
Select the correct device model and firmware version you want to flash.
Choose the firmware file (usually in .upd format) and load it into the tool.
Select the "Update" option and click "Start" to begin the flashing process.
Wait for the process to complete. This may take several minutes.

Risks and Considerations

Warranty Voidance: Using this tool may void your device's warranty.
Bricking: Flashing incorrect firmware can brick your device, rendering it unusable.
Data Loss: Flashing a new firmware can erase all data on your device.

Conclusion

The Huawei Update Multiloader Tool can be a useful tool for updating or fixing firmware issues on Huawei devices. However, it's essential to use it with caution and at your own risk. Always backup your data, charge your device, and ensure you have the correct firmware version before proceeding.

If you're unsure about any part of the process, consider seeking help from a professional or Huawei's official support channels.

Is There an Official Alternative?

Yes. For 99% of users, you should avoid the Multiloader and use official methods:

HiSuite Proxy / eRecovery: Allows authorized firmware recovery.
SMARTFLASH in Huawei Service ROM: This is the official internal tool used by Huawei service centers. It requires authorized login credentials.
IDT (Image Download Tool) for HarmonyOS: For newer devices, Huawei has moved to an internal tool called IDT, which is not the same as "Multiloader 0.9."

Troubleshooting Common Issues

"Device not found" Error: This is almost always a driver issue. Reinstall the Huawei USB Drivers and try a different USB port (use USB 2.0 ports if available).
Battery Detection: Ensure your phone has at least 20% battery before flashing. If the battery is dead, the tool may fail.
CRC Error: This means the firmware file you downloaded is corrupted. Re-download the ROM from a different source.
Bootloop After Flash: If the phone still won't boot after flashing, you may need to perform a "Factory Reset" from Recovery Mode (Power + Volume Up).

Report: Huawei Update MultiLoader Tool (versions 0.9 and 1.0)

Summary

The Huawei MultiLoader Tool is a Windows-based utility used to load firmware images, partitions, or update packages onto Huawei devices (primarily modems, routers, and some phone/IoT models) via USB or serial interfaces.
Versions 0.9 and 1.0 are incremental releases; 1.0 is generally a minor update over 0.9 with stability and device-compatibility improvements.

Key features

Firmware flashing: write full firmware packages or individual partitions.
Partition management: select specific partitions to update or skip.
Device detection: identifies connected Huawei devices over supported interfaces.
Batch operations: queue multiple images for sequential flashing (where supported).
Logging: basic operation logs for debugging failed flashes.

Typical use cases

Restoring bricked devices after failed OTA or manual flashes.
Downgrading or upgrading firmware when official update channels are unavailable.
Replacing corrupted partitions (bootloader, modem firmware, baseband).
Preparing devices for development or custom firmware.

Compatibility & prerequisites

Windows OS (commonly Windows 7/8/10; may require 32-bit vs 64-bit compatibility checks).
Huawei USB drivers (specific CDC/USB serial or USB composite drivers).
Correct firmware images for the exact device model and hardware revision.
Administrator privileges; disable antivirus and driver signature enforcement if needed.
USB cable and reliable connection; use original cables when possible.

Differences: 0.9 vs 1.0 (common changes seen in minor updates)

Improved device detection and support for additional device IDs in 1.0.
Bug fixes around interrupted flash resumption and log output clarity in 1.0.
Slight UI tweaks and better handling of large image files in 1.0.
No major protocol changes—procedures remain similar between versions.

Risks and cautions

Wrong firmware or partition selection can permanently brick a device.
Interruptions (power loss, cable removal) during flashing can corrupt boot partitions.
Tools labeled as “MultiLoader” circulating online may be bundled with malware — verify source.
Some versions may include undocumented capabilities that bypass security; use only with explicit authorization.

Legal and warranty considerations

Flashing unofficial firmware usually voids manufacturer warranty.
Modifying carrier-locked or secured devices may breach service agreements or local laws.
Only use these tools on devices you own or have permission to modify.

Where to obtain safely

Prefer official vendor channels or device vendor forums that host verified firmware.
If using community-hosted downloads, prefer well-known developer forums with file checksums and active moderation.
Verify file integrity (MD5/SHA256) and compare checksums where available before execution.

Basic flashing checklist (prescriptive)

Backup: export user data and, if possible, make a full NVRAM/partition backup.
Identify device: get exact model, hardware revision, and current firmware version.
Obtain files: official firmware image(s), USB drivers, and the MultiLoader tool installer.
Install drivers: connect device, install correct drivers, confirm device appears in Device Manager.
Disable protections: temporarily disable antivirus and driver signature enforcement if required.
Run tool as Admin: launch MultiLoader, select correct image and target partitions.
Monitor: keep computer and device powered; do not disconnect until completion.
Verify: confirm device boots and firmware version matches expected image.
Restore data: restore user data and run basic tests (network, radio, sensors).

Troubleshooting (common issues)

Device not detected: reinstall drivers, try different USB ports/cable, use USB2.0 port.
Flash fails mid-way: check logs, try re-running, use different PC, ensure stable power.
Stuck in boot loop: attempt recovery mode, re-flash boot and system partitions only.
Unknown firmware error: verify firmware matches device hardware; consult device forums.

Security best practices

Scan downloads with reputable antivirus before running.
Validate checksums and prefer signed releases when available.
Avoid tools from untrusted P2P/torrent sources.

Appendix: suggested search terms

Huawei MultiLoader Tool download
Huawei MultiLoader 1.0 changelog
Huawei MultiLoader 0.9 vs 1.0
Huawei flashing tool drivers USB
Huawei firmware flashing safety

(Date: April 10, 2026)

The Huawei Update Multiloader Tool (specifically versions around 1.0 or 0.9) is a specialized flashing utility primarily used to install firmware on older Huawei smartphones and feature phones. It is often referred to as the "ProductLine" or "DL" tool by developers and technicians. ⚠️ Important Prerequisites

Back Up Data: Flashing will wipe all user data on the device.

Battery Level: Ensure your phone is charged to at least 50% to prevent it from shutting down mid-flash.

Official Firmware: Download the correct firmware (Stock ROM) specific to your exact model and region.

Drivers: Install the latest Huawei USB Drivers or HiSuite on your PC to ensure the computer recognizes the device. Step-by-Step Guide to Using Multiloader Download and Extract

Download the Huawei Update Multiloader Tool (v1.0 or 0.9) and extract the files to a folder on your PC.

Extract your downloaded firmware package; you should see files like UPDATA.APP or specialized XML config files depending on the version. Configure the Tool

Open the application (usually MultiLoader.exe or DL_Tool.exe) as an Administrator. Look for a button labeled "Config" or "Setting."

Browse for the firmware configuration file (often an .xml or .txt file included with the ROM) to load the partitions. Prepare the Device Power off your Huawei phone completely.

Enter Fastboot or Download Mode. For many older models, this involves holding Volume Down + Power while connecting it to the PC via USB. Start the Flashing Process

Once the tool displays "Connected" or shows a COM port number, click the "Scan" button to identify the device. The Huawei Update MultiLoader Tool 1

Click "Start" or "Download" to begin transferring the firmware to the phone.

Do not disconnect the cable or power off the PC during this stage, as it can "brick" the device. Completion

A green progress bar or a "Success" message will appear when finished.

The device will typically reboot automatically. The first boot after flashing may take 5–10 minutes. Alternatives for Modern Devices

If you are using a modern Huawei device (EMUI 10 or later), standard tools like HiSuite or the eRecovery method (holding Volume Up + Power) are much safer and more reliable for system updates.

The Huawei Update Multiloader Tool (v1.0.0.9) is a Windows-based utility designed for advanced users to flash firmware, unbrick devices, and manage system partitions on Huawei and Honor smartphones. It serves as a user-friendly graphical interface for tasks that typically require complex command-line actions using ADB and Fastboot. Key Features

Firmware Flashing: Allows the installation of stock ROMs and system images (boot, system, recovery, and userdata).

Unbrick Capabilities: Helps recover devices stuck in a bootloop or those malfunctioning after failed root attempts.

Bootloader Management: Facilitates locking or unlocking the bootloader.

Customization: Supports installing custom recoveries like TWRP and gaining root access via SuperSu or Magisk.

Driver Installation: Often includes an integrated assistant to install necessary Huawei USB drivers and HiSuite. General Usage Guide

Preparation: Ensure your device has at least 30% battery and is backed up, as flashing typically wipes data.

Connection: Connect the device to your PC via a USB cable. For flashing, the device often needs to be in Fastboot mode (typically by holding Volume Down + Power).

Loading Firmware: Launch the tool and select the "scatter-loading" or "firmware" file located in your downloaded stock ROM folder.

Flashing: Click the "Download" or "Flash" button to begin the process. Do not disconnect the cable until the utility confirms completion. Official & Trusted Sources

For the safest experience, users are encouraged to use official Huawei support tools or verified community utilities:

HiSuite (Official): The primary tool for official system updates and backups on a PC.

HUAWEI Support Global: Visit the official update page for guided instructions on OTA (Over-the-Air) updates.

Multi-Tool for HUAWEI & HONOR: A popular community alternative for advanced firmware management available at Team MT. How can I update my phone | HUAWEI Support Global

It was 2:47 AM when Leo’s phone buzzed for the seventeenth time that hour. Another bootloop. Another bricked Huawei. Another desperate soul from the XDA forums sliding into his DMs.

“Please, man. My P30 Pro is stuck in 1.0% update hell. Service center wants $200. I saw you mentioned the MultiLoader Tool once. Do you still have it?”

Leo rubbed his eyes and stared at the blinking cursor on his dusty Lenovo laptop. He’d been here before. Many times.

He typed back: “You’re looking for the Huawei Update MultiLoader Tool – version 1.0.0.9. But I don’t just ‘have it.’ You have to understand what you’re asking for.”

The user, username “GrievingP30,” replied instantly: “I don’t care. Just send the link.”

Leo sighed. He opened a folder on his desktop labeled “DO NOT TOUCH – LEGACY” and inside, buried under six subfolders, was a ZIP file: HUAWEI_Update_MultiLoader_v1.0.0.9_by_TeamMT.rar.

He’d downloaded it back in 2021 from a Russian forum using a VPN and a translator that barely worked. The thread had 4,000 replies, half of them dead links, the other half warnings: “Use only on USB 2.0 port.” “Disable antivirus or it will delete the loader.” “If you see red text, unplug immediately or kiss your IMEI goodbye.”

Leo clicked “Extract.” Inside were three things:

A .exe with a generic Huawei logo.
A .dll file dated 2009 – older than some forum members.
A .txt file named READ_OR_BRICK.txt.

He opened the text file. It read:

Huawei Update MultiLoader Tool v1.0.0.9 DO NOT DISTRIBUTE WIDELY. USE AT OWN RISK. This tool bypasses Huawei's stock recovery, HiSuite auth, and rollback protection. It can: Force-flash any firmware, even downgrades. Unbrick devices stuck in 1% mode. Restore dead boot via COM1.0 interface. Permanently destroy NV data if you check the wrong box. Supported: Kirin 710 to 990 (partial). Not for 5G models. WARNING: If you select "Erase ALL Partitions including Bootloader" – the phone becomes a paperweight. No recovery. No download mode. Nothing.

You were warned.

Leo remembered the first time he used it. His own Nova 5T had frozen during an EMUI 12 update. The official eRecovery failed. HiSuite said “device not supported.” He was ready to throw it against the wall.

Then he found a single YouTube video with 37 views, uploaded by “MobilokZombie.” No voiceover. Just shaky cam footage of a screen: Device Manager showing “HUAWEI USB COM 1.0 (COM5).” Then running MultiLoader. Clicking “Load Partition File.” Checking only “system.img” and “kernel.img.” Clicking “Start.”

That was the rule: touch nothing else.

It worked. His phone booted in under four minutes. But he also remembered the second time he got cocky. He tried flashing a custom modded ROM from Telegram. Checked “vendor” and “modem_fw” by accident. The tool went from 0% to 100% in two seconds – a lie. The phone never turned on again. No vibration. No lights. Just a cold slab of glass and aluminum. When downloading, ensure you're getting the correct version

He never fixed that one.

Now, staring at GrievingP30’s message, Leo typed carefully:

“Before I give you anything – answer this: Do you have a full backup of your OEMinfo? Do you have your unlock code? Do you have a second phone to search for ‘how to revive from HS-USB diagnostics 9008’?”

The reply came slower this time.

“…No. I just want my photos.”

Leo closed the folder.

He wrote back: “Then don’t use this tool. v1.0.0.9 is a scalpel for surgeons, not a hammer for panicking owners. Take it to the service center. Pay the $200. Or kiss your data goodbye.”

GrievingP30 went silent.

Leo stared at the .exe one last time. Its icon – a simple blue circuit board – felt less like a tool now and more like a ghost. A ghost of a time when Huawei phones were open enough to be saved, yet fragile enough to be killed by a single wrong click.

He moved the entire “LEGACY” folder to an external hard drive, unplugged it, and put it in a drawer.

Outside, the first hint of dawn bled through the blinds. Some tools weren’t meant to be shared. Some were meant to be remembered – and feared.

And somewhere in a drawer, in a folder, in a file, HUAWEI_Update_MultiLoader_v1.0.0.9 waited. Just in case. But Leo hoped no one would ever need to find it again.

You're looking for a detailed guide on the Huawei Update MultiLoader Tool, specifically version 1.0 and 0.9, and how to download it. I'll provide you with the information you need.

What is Huawei Update MultiLoader Tool?

The Huawei Update MultiLoader Tool is a software tool used to flash or update firmware on Huawei devices. It's a multi-functional tool that supports various Huawei models and allows users to flash firmware, unbrick devices, and even fix software-related issues.

Version 1.0 and 0.9: What's the difference?

The Huawei Update MultiLoader Tool has multiple versions, and you mentioned two specific versions: 1.0 and 0.9. While I couldn't find detailed changelogs or release notes for these versions, it's common for software updates to bring improvements, bug fixes, and new features.

Assuming version 1.0 is the latest, it's likely to have more features, improvements, and bug fixes compared to version 0.9. However, without official release notes, I recommend trying both versions to see which one works best for your specific needs.

Downloading Huawei Update MultiLoader Tool

To download the Huawei Update MultiLoader Tool, follow these steps:

Method 1: Official Source (Recommended)

Visit the official Huawei website or a trusted source (e.g., Huawei's support website).
Search for "Huawei Update MultiLoader Tool" or "Huawei MultiLoader Tool."
Look for the download link or section.
Select the correct version (1.0 or 0.9) and operating system (Windows, in most cases).
Click on the download link to start the download.

Method 2: Third-Party Sources (Not Recommended)

If you can't find the tool on the official Huawei website, you can try searching on third-party websites. However, be cautious when downloading from untrusted sources, as it may pose security risks to your device and computer.

Some popular third-party sources include:

XDA Developers
AndroidFileHost
GetROMs
Toolaz

Step-by-Step Installation Guide

After downloading the tool, follow these steps to install and use it:

Extract the downloaded file: Unzip or extract the downloaded file using a tool like WinRAR or 7-Zip.
Run the tool: Launch the Huawei Update MultiLoader Tool executable file (usually named "MultiLoader.exe" or similar).
Connect your Huawei device: Connect your Huawei device to your computer using a USB cable.
Select the firmware file: Choose the firmware file you want to flash ( Ensure it's compatible with your device).
Follow on-screen instructions: Follow the on-screen instructions to complete the flashing process.

Caution and Disclaimer

Backup your data: Before flashing your device, ensure you have backed up your important data to prevent loss.
Use at your own risk: Flashing firmware using the Huawei Update MultiLoader Tool may void your warranty and potentially brick your device. Use the tool at your own risk.

However, I can outline why a paper on this subject would be problematic and suggest legitimate alternatives for research:

Potential concerns with the MultiLoader Tool:

Intellectual property violations: Reverse-engineered or leaked internal tools often infringe on copyright and trade secrets.
Security risks: Unofficial tools can introduce malware, brick devices, or void warranties.
Ethical and legal issues: Using such tools may breach telecommunications regulations and device security laws.

If you are researching Huawei device firmware updates or repair, consider legitimate topics instead:

Official Huawei firmware recovery procedures (e.g., HiSuite, eRecovery).
Analysis of Android update mechanisms and security (A/B partitions, VABC).
Secure boot and rollback protection in Huawei devices.
Reverse engineering for vulnerability research (with legal authorization and responsible disclosure).

If you need a sample paper outline for a legitimate firmware update analysis, I’m glad to provide that. Please confirm your actual research intent and ensure compliance with applicable laws and Huawei’s terms.

Huawei Update MultiLoader Tool (often referred to as the Huawei Multi-Tool) is a specialized Windows utility used for flashing firmware and managing software on Huawei and Honor devices. While the specific version "1.0 0.9" is often associated with older device servicing, modern equivalents like the Multi-Tool for HUAWEI & HONOR TEAM MT Developers provide comprehensive features for newer models. Key Features of the Tool Firmware Flashing

: Allows users to install official and custom firmware packages even if the device is not booting normally. Bootloader Management

: Simplifies opening the bootloader without requiring deep knowledge of command-line tools. Custom Recovery : Facilitates the installation of and other custom recovery images from an online database. Root Access : Streamlines obtaining root rights using Unbricking (Rescue)

: Helps fix devices suffering from bootloops or failed software updates (Unbrick). Official Alternatives for Updates

If you are looking to update your device safely without third-party tools, Huawei recommends using official channels: On-Device Update Settings > System & updates > Software update : The official Huawei PC Suite for system recovery and official firmware updates. Huawei Support : Detailed guides for update failures are available on the Huawei Support Global Update Your Phone System Online | HUAWEI Support Global

Step 6 – Start Flashing

Click Start. The progress bar will move through stages: Preloader → Boot → Recovery → System → Cust.

Total time: 5–15 minutes.
Do not disconnect the cable – even if Windows shows a “USB disconnect” sound, ignore it.

Prerequisites (Before You Even Download)

If you decide to proceed, you will need:

Windows 7 or 10 (64-bit): The tool rarely works on Windows 11.
Huawei USB Drivers: HiSuite drivers or the generic adb/fastboot drivers.
OEM Unlock Code: Most Huawei devices after 2018 do not support bootloader unlocking. Without it, the Multiloader will fail.
Correct Firmware: You need the exact board firmware (usually a .dload or .xml based package), not just an OTA update zip.

Version Differences: 0.9 vs. 1.0

Version 0.9: Considered the earlier, more "raw" release. It is often used for older Kirin chipsets (HiSilicon) and is compatible with devices running Android 5–8 (EMUI 4–8). It has a very basic UI and fewer safety checks.
Version 1.0: A minor update that reportedly improves port detection and adds support for some early USB-C Huawei models (e.g., P20, Mate 10 series). However, it remains largely the same engine.

Part 5: Common Errors & How to Fix Them