All types of firmware Xiaomi: from official to custom – understand the details

Xiaomi smartphones are known not only for their affordable price and powerful hardware, but also for the flexibility of the software. However, the variety of software versions from Xiaomi often puts users at a loss: what is it? MIUI, What is different about Global ROM China ROM, Why some enthusiasts install custom firmware like LineageOS or Pixel Experience?

In this article, we will discuss all existing firmware types for Xiaomi devices, their pros and cons, as well as give practical recommendations for choosing and installing. If you want to optimize your smartphone, get new features or just understand what firmware is on your Redmi or POCO — read on.

1.The Official Xiaomi Firmware: MIUI detail

MIUI — Xiaomi's Android-based shell is preinstalled on all of the brand's devices and updated regularly, but even inside the official firmware, there are a few key varieties that it's important to distinguish between.

The main division is based on regional basis:

- China ROM — version for the Chinese market, with a maximum set of features, but without Google services and with a sinicized interface.

- Global ROM — Google Play-enabled international firmware adapted for European and Asian markets (except China).

- EEA ROM — option for European Economic Area countries that comply with local privacy regulations (e.g. without pre-installed Chinese applications).

- India ROM — A version for India, often with unique features for the local market (e.g., support for regional languages and payment systems).

• 📱 China ROM: Maximum functionality, but without Google Services (manual installation required).
• 🌍 Global ROM: The best choice for most users, but sometimes it is updated more slowly than the Chinese version.
• 🇪🇺 EEA ROM: correspondently GDPR, It may be lost due to legal restrictions.
• 🇮🇳 India ROM: adapted to local needs, but rarely outside the region.

Important: official firmware is also divided by type of assembly:

Stable is a stable version with proven features (updated every 1-2 months).

Beta is a test firmware for enthusiasts, with new features but possible bugs (updated weekly).

Developer is a developer version, often unstable, but with early access to innovation.

2. Regional firmware: how to identify and replace

Many users face the problem when buying a Xiaomi smartphone with China ROM, And then they want to go global. ROM It's going to be a good way to run Google Play, but how do you know which firmware is installed now?

You can check the current version in the Settings menu. → The phone. → Version. MIUI. If there is a name at the end:

- CN — china-fix,

- Global or MI — international,

- EEA — European,

- IN — Indian.

To replace regional firmware in the official way, you can use the Mi Flash Tool, but it requires an unlocked bootloader. → Update the system if the desired version is available. ROM Globally ROM Not all models are officially supported – for example, some Redmi Note series devices require manual firmware via fastboot.

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Before changing the firmware, make a backup of the data through Settings → Additionally. → Backup. This saves contacts, messages and app settings.

3. Castom firmware: freedom or risk?

If the official versions MIUI You don't like it, you can look at custom firmware, which is an alternative version of Android that's been created by the community of developers:

• “Clean” Android without the shell Xiaomi (for example, LineageOS or Pixel Experience),

- Advanced performance and privacy settings,

Support for outdated devices for which Xiaomi has stopped releasing updates.

However, custom firmware has serious disadvantages:

Loss of warranty (unlocking the bootloader will cancel official support).

Risk of “brick” (incorrect installation can turn a smartphone into a “brick”).

- Lack of stability (some features may not work properly, such as a camera or a camera) NFC).

- Manual updates (automatic updates through the OTA often).

• 🛠️ LineageOS: as close as possible to “pure” Android, but without branded features Xiaomi.
• 📱 Pixel Experience: Google Pixel interface with features like Now Playing.
• ⚡ Havoc-OS: flexible firmware with many customizations (themes, animations, gestures).
• 🔒 GrapheneOS: Focus on security and privacy (not for all Xiaomi models).

⚠️ Warning: Installing custom firmware requires unlocking the bootloader via the Mi Unlock Tool.This process can take up to 720 hours (30 days) of waiting due to Xiaomi's anti-fraud policies. In addition, some banking applications (such as SberBank Online or Tinkoff) may block work on unofficial firmware due to the SafetyNet trigger.

4. How to update firmware: formal and informal ways

Updating firmware on Xiaomi can be done in several ways, depending on the purpose and level of user training.

Updating by air (OTA)

The safest and most recommended method:

1. Go to Settings → About Phone → System Update.

2.Click Check for Updates.

3. If a new version is available, download and install it.

Advantages:

All data and settings are saved.

- Minimal risk of error.

- Automatic compatibility check.

Update via Recovery

If OTA does not work (for example, due to corrupted system files), you can install firmware manually through Recovery Mode:

1. Download the official service package (file with.zip extension) from the site MIUI Downloads.

2 Move it to the root folder of internal memory.

3. log into Recovery Mode (turn off the phone, then pinch the Powers) + Loudness up).

4. Select Install update.zip and confirm installation.

Download the firmware for your model|Check file integrity (MD5)|Charge your phone at least 50 times%|Make a backup copy of the data-->

Firmware via Fastboot (for experienced)

This method is used to completely reinstall the system, for example, when changing regional firmware or recovering from a failure.

1. Download the fastboot version of the firmware (file.tgz or.zip).

2 Unpack it in a folder without Cyrillic symbols.

3. Connect the phone in fastboot mode (clip the Power). + Loudness down when switched off).

4. Launch the Mi Flash Tool, select the firmware folder and press Flash.

⚠️ Attention: Firmware via fastboot erases all data on the device, including internal memory. ROM Globally ROM, Additional unlocking of the bootloader may be required, and on some models (e.g. Redmi Note 10 Pro), this process is blocked if the device is tied to a Mi Account.

5 Risks and errors in firmware: how to avoid problems

Installing the firmware incorrectly can lead to serious consequences, from data loss to complete failure of the device, and let's look at the most common errors and ways to prevent them.

• 🔋 Battery discharge during firmware: If the phone turns off during the process, there is a high probability of a "brick." Always charge the device to 100% before starting.
• 📥 Wrong firmware version: Install software from another model (for example, Redmi Note 9 firmware on Redmi Note) 9S) This will cause the device to fail. Always check the exact model name in Settings. → The phone. → Model.
• 🔒 Mi Account lock: if the phone was linked to a Xiaomi account, after resetting or firmware, you may need to enter a login / password».
• 🛑 Interrupting process: If you turn off the cable or exit the Mi Flash Tool while you are firmware, the phone may stop turning on. USB-cable and stable connection to PC.

Frequent mistakes and their solutions:

6. firmware for smart devices Xiaomi: TVs, routers, smart watches

Firmware is not only relevant for smartphones, Xiaomi releases updates for other equipment:

- Mi TVs TV: Updates bring new features for PatchWall, sound improvements and support for new streaming services.

Mi Routers: Firmware adds support for new protocols (such as Wi-Fi 6) and fixes security vulnerabilities.

- Mi smartwatch Band/Amazfit: Updates improve sensor accuracy and add new dials.

Mi Robot Vacuum Robots: Firmware optimizes cleaning and mapping algorithms.

Update for these devices usually occurs automatically, but sometimes manual installation is required. For example, for Xiaomi routers, you can download firmware from the support site and install it through the web interface (192.168.31.1). For smart watches, the update is via the Mi Fit or Zepp app.

⚠️ Note: Firmware of Xiaomi smart devices through unofficial sources (for example, custom firmware for Mi) TV) Unlike smartphones, there are few alternative firmware available for other Xiaomi devices that are supported by the community.

7.How to return the official firmware after custom

If experiments with custom firmware did not meet expectations, you can return the official MIUI. This will require:

1. Download the fastboot version of the official firmware for your model from the website MIUI Downloads.

2. Install Mi Flash Tool on PC.

3. Transfer the phone to fastboot mode (clip the power supply) + Loudness down).

4 In the Mi Flash Tool, select the Clean all option (this will erase all data!) and run the firmware.

After successful installation:

- The phone will return to factory settings.

The official warranty will return (if the loader was not damaged).

Google services and banking applications will work again without restrictions.

But there are nuances:

- On some models (for example, Xiaomi 12 or POCO F4) After returning to the official firmware, it may be necessary to re-unblock the bootloader.

If the anti-rollback index was previously changed (when installing the old firmware), you can bring the device back to life only in the service center.

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You can always return the official firmware, but it will reset all data on the device. If you care about photos or messages, back up in advance!

FAQ: Frequent questions about Xiaomi firmware