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How to Unlock Bootloader on Xiaomi Devices: A Step-by-Step Guide (Updated 2023)

Posted on 2024-09-05 by xiaomiforall.com
2

Unlocking the bootloader on Xiaomi devices allows users to fully customize their smartphones. For those interested in installing custom ROMs, gaining root access, or even flashing a recovery, unlocking the bootloader is a crucial step. Xiaomi ships their devices with a locked bootloader by default, which ensures the device runs only authorized software. However, unlocking it provides greater freedom. This guide from Xiaomi for All will walk you through the process in detail, ensuring you can safely unlock your Xiaomi device. Unlock Xiaomi Bootloader

Understanding the Xiaomi Bootloader

The bootloader, as its name suggests, is the program that controls your phone at startup. It checks the integrity of the system and, if everything is in order, boots the operating system. However, when the bootloader is locked, it restricts the phone to boot only authorized operating systems. As a result, without unlocking it, users cannot:

  • Install custom ROMs
  • Change recovery modes
  • Root their devices

In the past, Xiaomi devices were known for their open-source nature. However, Xiaomi later introduced the policy of shipping their phones with locked bootloaders to enhance security. Unlocking it, therefore, allows users to install custom software and bypass these restrictions. Below, we’ll guide you through the steps to unlock your Xiaomi bootloader.

Step-by-Step Tutorial to Unlock Xiaomi Bootloader

Step 1: Create a Xiaomi Account

The first step to unlocking the bootloader is having a Xiaomi account. If you do not already have one, you can create it on your Xiaomi phone or by visiting the official Xiaomi website.

  • Ensure your account is linked to your phone number, as this will be required throughout the process. Use the same phone number to create the account, apply for unlock permissions, and link it to your device.

Step 2: Enable Developer Options and USB Debugging

Next, you need to enable developer options on your device and link your Xiaomi account to the phone.

  1. Go to Settings > About phone > MIUI Version.
  2. Tap on the MIUI version seven times until you see the notification, “You are now a developer!”
  3. Return to Settings, select Additional settings, then Developer options.
  4. Enable OEM unlocking and USB debugging.
  5. In the Developer options, click on Mi Unlock status and link your Xiaomi account to the device. This step is essential.

Your phone should now be ready to start the bootloader unlocking process.

Step 3: Request Unlock Permission from Xiaomi

Xiaomi requires users to request unlock permissions. This typically takes a few days but sometimes extends up to 10 days.

  • Download the Mi Unlock tool from Xiaomi’s official website and install it on your PC. You will use this tool to unlock the bootloader.

Once your request is approved, you can move forward with unlocking the bootloader.

StepAction
Create AccountCreate a Xiaomi account, link it to your phone, and request unlock permission.
Developer ModeEnable OEM unlocking and USB debugging in developer options.
Mi Unlock ToolDownload the Mi Unlock tool and install it on your computer.

Unlocking the Bootloader Using Mi Unlock Tool

Now that you have followed the previous steps, it’s time to unlock your device’s bootloader.

  1. Power off your Xiaomi phone.
  2. Press and hold the Volume Down button and the Power button together until you enter Fastboot Mode.
  3. Connect your phone to your PC using a USB cable. Ensure the cable is of good quality for stable connections.
  4. Open the Mi Unlock tool on your PC and log in using your Xiaomi account credentials.
  5. The Mi Unlock tool will verify if your Xiaomi account is linked to the device.
  6. If the tool successfully connects, click on Unlock and select Unlock anyway.

Initially, you might receive a notification asking you to wait 168 hours (7 days) before unlocking. This waiting period is mandatory unless you have previously unlocked other devices. After the waiting period, repeat the process to complete the unlock.

Once unlocked, your phone will automatically reboot.

Precautions Before Unlocking the Xiaomi Bootloader

  • Backup your data: Unlocking the bootloader wipes all data from your device.
  • Check your warranty: Unlocking the bootloader voids your warranty, so proceed carefully.
  • Use a 64-bit Windows PC: You must perform the unlock using a 64-bit Windows computer.
  • Stable internet connection: Ensure your phone connects to the internet via mobile data, not Wi-Fi.

The bootloader unlocking process can be easily reversed by flashing an official MIUI ROM. However, keep in mind that some vendors might detect the unlock and refuse warranty claims.

Key Points to Remember:

  • Backup important data, as the process wipes your phone clean.
  • Use a reliable USB cable to avoid connectivity issues.
  • Unlock permissions can only be used once every 30 days.

How to Re-Lock Xiaomi Bootloader

In case you wish to re-lock your bootloader after unlocking, the process is straightforward. Simply flash an official MIUI ROM on your device. Once flashed, the bootloader will re-lock automatically, returning your phone to its original state.

However, similar to unlocking, re-locking the bootloader also erases all data, so ensure you back up anything important before proceeding.

Unlocking the Bootloader on Mi Pad Devices

Unlocking the bootloader on Mi Pad devices follows the same general process but involves a few specific steps:

  1. Activate Developer Options: Go to Settings > About tablet and tap on the MIUI version seven times.
  2. Enable USB Debugging: Go to Settings > Additional settings > Developer options to enable USB Debugging and OEM Unlocking.
  3. Fastboot Mode: Power off the Mi Pad, then press Volume Down and Power simultaneously to enter Fastboot mode.
  4. Connect to PC: Use a USB cable to connect the Mi Pad to your PC.
  5. Use CMD commands: Open Command Prompt (CMD) on your PC and enter the following:
  • fastboot devices to ensure your Mi Pad is detected.
  • fastboot oem unlock to unlock the bootloader.
  • fastboot reboot to restart the device.

Following these steps, your Mi Pad’s bootloader will be unlocked. If you wish to re-lock the bootloader, the process is the same, but use the command fastboot oem lock instead.

Final Thoughts

Unlocking the Xiaomi bootloader opens up many customization possibilities for your device. However, be mindful of the risks involved, such as voiding your warranty and losing data. Follow this guide to unlock the bootloader on any Xiaomi device confidently, and remember to always back up your important information beforehand.


IMPORTANT!

The procedures described in this article are intended for informational purposes only. Xiaomi for All assumes no responsibility for any damage, loss of data, or malfunction that may result from following these steps. Modifying your device, including unlocking the bootloader, may void your warranty and expose your device to security risks. We advise users to proceed with caution and consult official sources or professionals if unsure about any process. Any actions taken are at the user’s own risk, and Xiaomi for All will not be held liable for any issues arising from following these instructions.


Unlock Xiaomi Bootloader

Learn how to unlock the Xiaomi bootloader in this step-by-step guide. Unlocking allows users to install custom ROMs and root their devices.
Tags: Xiaomi, bootloader, unlock, ROM, Mi Unlock, Xiaomi account, Fastboot, MIUI, developer options, warranty

Posted in Android | Tagged bootloader, developer options, fastboot, Mi Unlock, MIUI, ROM, unlock, warranty, Xiaomi, Xiaomi account | 2 Replies

Xiaomi Bootloader: What Is It and Why Does It Matter?

Posted on 2024-09-05 by xiaomiforall.com
1

Understanding the role of Xiaomi’s bootloader is essential for anyone looking to maximize the potential of their Xiaomi device. The bootloader serves as a crucial security element, but it has also caused frustration among the brand’s more tech-savvy users. The introduction of locked bootloaders changed the game, particularly for those looking to customize their devices with unofficial firmware. However, Xiaomi’s rationale behind this move focuses on improving user security, especially for those less familiar with complex modifications.

What Is a Bootloader?

A bootloader, or boot manager, is a vital component in every device. It is responsible for initializing the hardware and ensuring everything works as intended during the boot process. Once the system verifies that all components are functioning correctly, the bootloader hands over control to the operating system’s kernel to proceed with the normal startup.

It’s important to note that the bootloader is not part of the operating system. Its code varies across devices, which makes it unique. While Android itself is open-source and easily modifiable, the bootloader does not have to follow the same open principles. In many cases, companies restrict their bootloaders to prevent users from making unauthorized changes. For example, carriers often lock their phones to only work with specific SIM cards, and manufacturers can block the installation of unofficial firmware.

Xiaomi’s Locked Bootloader

Historically, Xiaomi launched its phones with an open bootloader, a feature that was particularly appreciated by the developer community. Xiaomi’s origins as a company deeply involved in MIUI development—a non-official firmware based on Android—meant they were closely aligned with open-source values. But everything changed with the release of the Xiaomi Redmi Note 3, the first Xiaomi device to feature a locked bootloader. This marked the beginning of a shift in Xiaomi’s policies, and soon after, all new Xiaomi phones followed suit with locked bootloaders.

For the developer and enthusiast community, this shift felt like a betrayal. After all, Xiaomi’s open-source approach was what set the company apart. However, Xiaomi argued that the locked bootloader brought more security to the general public, a growing portion of its user base.

FeatureBefore Bootloader LockAfter Bootloader Lock
Custom ROM installationAllowedRestricted
Root accessEasy with open bootloaderLost upon official update
Fastboot ROM supportFully supportedRestricted
WarrantyCovered, even with open bootloaderVoided with unlocked bootloader

Why Did Xiaomi Lock the Bootloader?

As Xiaomi evolved from a niche brand to a major international player, its priorities shifted. Security, especially for the average consumer, became the primary focus. Xiaomi’s reasoning behind locking the bootloader is rooted in protecting users from unauthorized access. Before this change, if someone lost their device or it was stolen, an unauthorized user could easily flash it with a new ROM, making it impossible for the rightful owner to recover the device. The introduction of the locked bootloader, combined with features like “Find Device” and Mi Account credentials, significantly reduced this risk.

By locking the bootloader, Xiaomi can now offer a security service similar to Apple’s iPhone recovery features, ensuring that a stolen device is much harder to wipe and reuse. This move enhanced security, albeit at the expense of the flexibility that more tech-savvy users had come to expect from Xiaomi.

Unlocking the Bootloader: Is It Possible?

Although Xiaomi now ships all devices with locked bootloaders, it still provides a way for users to unlock it. However, the process is not straightforward. Unlocking requires submitting a request, following a strict procedure, and waiting for approval from Xiaomi. Once the bootloader is unlocked, users can install custom ROMs, root their device, and experiment with different software configurations.

Interestingly, the fact that Xiaomi allows users to unlock the bootloader at all is a positive for both novice and advanced users. Those who prefer additional security can leave the bootloader locked, while more experienced users can unlock it and explore their device’s full potential.

Benefits of Unlocking the Bootloader

  • Enables installation of custom ROMs.
  • Provides root access, allowing deeper customization.
  • Allows the use of tools like MiFlash for flashing fastboot ROMs.
  • Facilitates the recovery of “bricked” devices after failed updates.

Downsides of an Unlocked Bootloader

  • Loss of official warranty coverage.
  • Increased vulnerability to security threats, particularly theft.
  • Reduced system integrity, potentially leading to performance issues.

What Changes with a Locked Bootloader?

The locked bootloader significantly limits the customization possibilities for Xiaomi users. Here’s a quick overview of the most notable changes:

  • No Custom ROMs:
    You won’t be able to install any unofficial ROMs, limiting your ability to experiment with new versions of Android.
  • Root Access:
    If your phone is rooted and you install an official update, the system will not only lock the bootloader but also strip away root access.
  • No Miflash or Fastboot ROMs:
    Devices with a locked bootloader cannot use tools like MiFlash to install fastboot ROMs, a feature that was widely used for recovering or customizing devices.
  • Bricked Devices:
    In case of a failed update that leaves the phone “bricked,” you’ll need an unlocked bootloader to use recovery tools.

On the positive side, locking the bootloader adds a layer of security, particularly for users unfamiliar with the technical risks of modifying their phones. For these users, the locked bootloader provides peace of mind, ensuring their devices are more secure from theft and other potential threats.

Conclusion: Security vs. Freedom

Xiaomi’s decision to lock the bootloader presents a clear divide between security and freedom. While advanced users may feel restricted by the locked bootloader, Xiaomi’s goal is to protect the majority of its users. As the brand grows and appeals to a broader audience, security naturally becomes a priority.

However, the ability to unlock the bootloader—albeit through a more complicated process—keeps Xiaomi somewhat in touch with its roots. This way, novice users enjoy enhanced security, while tech enthusiasts still have the option to unlock their devices and experiment with custom ROMs and other advanced features.


IMPORTANT!

The procedures described in this article are intended for informational purposes only. Xiaomi for All assumes no responsibility for any damage, loss of data, or malfunction that may result from following these steps. Modifying your device, including unlocking the bootloader, may void your warranty and expose your device to security risks. We advise users to proceed with caution and consult official sources or professionals if unsure about any process. Any actions taken are at the user’s own risk, and Xiaomi for All will not be held liable for any issues arising from following these instructions.


How to Unlock Bootloader on Xiaomi Devices: A Step-by-Step Guide (Updated 2023)

Xiaomi Bootloader

Learn all about Xiaomi bootloader, its functions, benefits, and how Xiaomi prioritizes security by locking it, while still allowing customization.

Tags: Xiaomi, Redmi Note 3, bootloader, Xiaomi bootloader, MIUI, custom ROM, fastboot, Mi Account, Android, root access, security.

Posted in Android | Tagged Android, bootloader, custom ROM, fastboot, Mi Account, MIUI, Redmi Note 3, root access, Security, Xiaomi, Xiaomi bootloader | 1 Reply

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