To unlock the bootloader of a HUAWEI MediaPad M3, you must first obtain a unique 16-digit unlock code. Once you have this code, the process involves using ADB and Fastboot commands on a computer to communicate with the tablet. Important Warning
Unlocking the bootloader will factory reset your device, erasing all internal storage data. Ensure you have a complete backup of your files before proceeding. 1. Obtain Your Device Information
To generate or request an unlock code, you need specific identifiers found in your tablet's settings or service menu: Model Name: Found in Settings > About tablet. Serial Number: Found in Settings > About tablet > Status. IMEI/MEID: Dial *#06# on the keypad.
Product ID: Dial *#*#1357946#*#* to reveal your unique 8-digit Product ID. 2. Acquire the Unlock Code
Huawei officially stopped providing unlock codes in 2018. However, legacy devices like the MediaPad M3 can still be unlocked using the following methods:
Third-Party Services: Tools like DC-Unlocker or Ministry of Solutions are commonly used by the community to generate codes for a small fee.
Open Source Tools: Some users utilize tools like Potato Envy (available on GitHub) which may require opening the device to use a hardware "test point" method. 3. Prepare the Tablet
Unlocking the bootloader on a HUAWEI MediaPad M3 is a multi-step process that primarily requires obtaining a unique 16-digit unlock code. However, you should be aware that HUAWEI officially discontinued its unlock code application service on July 25, 2018, making official methods no longer available.
Since the official site is closed, users must now rely on third-party tools or legacy methods to retrieve this code. Phase 1: Preparation & Information Gathering
Before attempting to unlock, you must collect specific hardware identifiers from your tablet:
IMEI Number: Dial *#06# on your tablet or find it in Settings > About Tablet.
Product ID: Open the dialer and enter *#*#1357946#*#* to display the unique Product ID.
Serial Number (S/N): Located in Settings > About Tablet > Status.
Enable Developer Options: Go to Settings > About Tablet and tap Build Number 7–10 times. Then, in Developer Options, enable USB Debugging and OEM Unlock. Phase 2: Obtaining the Unlock Code How to Unlock Bootloader in HUAWEI MediaPad M3 ...
Because official channels are closed, you will likely need to use one of the following third-party services:
Unlocking the bootloader on a HUAWEI MediaPad M3 is no longer possible through official channels, as Huawei terminated its official unlock code service on July 25, 2018. To unlock the device today, you must use unofficial third-party methods. Prerequisites
Back Up Data: Unlocking the bootloader triggers a factory reset, erasing all personal files.
Install Drivers: Download and install Huawei HiSuite on your PC to ensure all necessary USB drivers are present.
ADB & Fastboot: Install ADB and Fastboot tools to communicate with the tablet from your computer.
Enable Options: On your tablet, go to Settings > About tablet and tap Build number 7 times. Then, in Developer Options, enable USB Debugging and OEM Unlock. Method 1: Using PotatoNV (Recommended/Free)
Since the MediaPad M3 uses the Kirin 950 chipset, you can use the open-source PotatoNV tool. This requires opening the tablet's back cover to access a "testpoint" on the motherboard.
Unlocking the bootloader on a HUAWEI MediaPad M3 Go to product viewer dialog for this item.
is a multi-step process that has changed significantly since Huawei stopped providing official unlock codes in 2018. To proceed today, you must use unofficial third-party tools or hardware-based methods. Critical Prerequisites
Back Up Everything: Unlocking the bootloader will trigger a factory reset, wiping all personal data from the tablet.
Enable Developer Options: Go to Settings > About tablet and tap Build number seven times. Then, in Settings > Developer options, enable OEM unlocking and USB debugging.
Install Drivers: Ensure you have Huawei HiSuite installed on your PC to provide the necessary communication drivers. Method 1: Using PotatoNV (Recommended/Open Source)
PotatoNV is an open-source tool specifically designed for devices using HiSilicon Kirin chipsets, like the MediaPad M3 (Kirin 950). To unlock the bootloader of a HUAWEI MediaPad
Disassemble the Tablet: This method requires accessing "test points" on the motherboard. You must carefully remove the back cover.
Trigger Test Point: While the device is off, use conductive tweezers to short the specific test point to a metal shield on the motherboard.
Connect to PC: While holding the short, plug in the USB cable. Your PC should recognize it as "HUAWEI USB COM 1.0". Run PotatoNV: Download and launch PotatoNV . Select your device's bootloader version (usually "
") and click Start. The tool will generate and apply an unlock code. Method 2: Third-Party Paid Services
If you prefer not to open your device, paid services like DC-Unlocker or HCU-Client can sometimes read or provide unlock codes via software.
Note: These services are not free and may require a credits purchase or a monthly subscription. Method 3: Fastboot (Only if you already have a code)
If you obtained an unlock code through a service or from HUAWEI Global years ago, use these commands:
Unlocking the bootloader on a HUAWEI MediaPad M3 has become more complex since Huawei officially discontinued
its unlock code application service on July 25, 2018. While traditional methods no longer work through official channels, you can still achieve an unlock using third-party tools or hardware-level "testpoint" methods. HUAWEI Global ⚠️ Important Prerequisites Backup Your Data : Unlocking the bootloader wipes all user data and performs a factory reset. Enable Developer Options : Go to Settings > About Tablet and tap Build Number seven to ten times. Then, in Developer Options, enable USB Debugging OEM Unlock Install Drivers : Ensure you have the HUAWEI USB COM drivers and ADB/Fastboot tools installed on your PC. Method 1: Open-Source Tool (PotatoNV)
This is the most popular free method for devices with Kirin 950 chipsets (like the MediaPad M3). It requires physical access to the tablet's motherboard. Disassemble the Device
: Carefully remove the back cover of your MediaPad M3. You may need to apply light heat around the edges to loosen the adhesive. Locate the Testpoint
: Find the specific "testpoint" on the motherboard. You can find photos for your specific model (e.g., BTV-DL09 or BTV-W09) by searching "[Model Name] testpoint". Short the Circuit
: Use metal tweezers to bridge the testpoint to the metal shield (ground) while connecting the tablet to your PC via USB. Run PotatoNV on your PC. HUAWEI USB COM 1.0 from the device list. Set the "Unlock code" to a custom 16-character string. Connect your HUAWEI MediaPad M3 to your computer
. The tool will cycle through bootloaders and unlock the device. Method 2: Paid Third-Party Services
If you prefer not to open your device, some paid services can still generate or read codes via software, though success varies depending on your firmware version.
How to Unlock Bootloader in HUAWEI MediaPad M3
Unlocking the bootloader on your HUAWEI MediaPad M3 can provide you with more control over your device, allowing for customizations such as installing custom ROMs, kernels, and other modifications. However, this process also voids your warranty and may potentially brick your device if not done correctly. Therefore, proceed with caution and at your own risk.
adb devices
Unlocking a MediaPad M3 bootloader is a powerful step that enables customization and development but carries real risks. Follow device-specific, up-to-date guides where possible because exact commands and available official unlock methods may vary by firmware version and region. Preserve stock images and proceed carefully.
If you want, I can produce a shorter quick-reference checklist, or a tailored step-by-step script (commands) for Windows or macOS/linux specific to your MediaPad M3 model — tell me which OS you’ll use.
The Huawei MediaPad M3 (model numbers BTV-DL09, BTV-W09) was released during a transitional period for Huawei. While older Huawei phones had official unlock codes, and newer ones are permanently locked, the MediaPad M3 sits in a gray area.
Unlike older devices, Huawei no longer provides official unlock codes through its website. Therefore, this guide focuses on the universal ADB/Fastboot method which may work depending on your specific firmware version, and outlines the necessary steps to prepare your tablet.
Before you begin, ensure you have the following ready:
The following steps describe the commonly used fastboot method. Adjust if your device requires a manufacturer unlock code or a different workflow.
adb reboot bootloader
fastboot devices
fastboot oem unlock
fastboot oem unlock <UNLOCK_CODE>
fastboot reboot
The HUAWEI MediaPad M3, released in 2016, remains a cult classic due to its 2K display and AKM Hi-Fi chip. However, as Android versions progress, many users find the stock EMUI interface sluggish. To install custom ROMs (like LineageOS) or gain root access, you must first unlock the bootloader.
Unlike OnePlus or Google Pixel devices, Huawei shut down its official bootloader unlock portal in May 2018. This means there is no official, legal, or free method to unlock your MediaPad M3 today.
However, if you are persistent, there are unofficial, paid, and risky methods. This guide walks you through the three remaining options.