Update of the router Xiaomi Mi: 3 proven ways + fixing

Xiaomi Mi routers regularly receive firmware updates that improve stability, add new features (for example, support for Wi-Fi 6 on compatible models) and close security vulnerabilities. However, many users face problems: the update is “hang” by 99%, after flashing the Internet disappears, the router completely stops responding to settings. In this article, we will analyze all current ways of updating (including hidden ones), explain how to avoid errors, and what to do if something goes wrong.

It is important to understand: the update procedure for Mi Router models 3/3G/4/4A/4C/AX1800/AX3000/AX6000 It's nuanced. It's like routers with a prefix. AX (Wi-Fi-enabled 6) Require a binding to the Mi Account before updating, and older models like Mi Router 3 They can roll back to the factory firmware when they upgrade incorrectly. We've put together instructions that work for all firmware versions. 2026 year, including updates from China (CN) Global firmware without the risk of “bricking».

1. Preparing the router for the upgrade: 5 mandatory steps

Before you upgrade your firmware, you need to take a number of steps to minimize the risk of failure, and neglecting to prepare is the main reason why Xiaomi routers turn into bricks.

First, check the current firmware version.

1. Connect to the router network via Wi-Fi or cable.
2. Open your browser and type in the address bar 192.168.31.1 (or miwifi.com).
3. Sign in (with a login and password from the router, not from the Wi-Fi network!).
4. Go to the Status section → Update (or Status) → Update in English version).

Secondly, make sure that:

• 🔋 The router is connected to an uninterruptible power source (or at least a network filter), and a power failure during an upgrade causes 90% of the time irreversible damage to the bootloader.
• 🌐 Internet connection stable (if you update via the web interface) download speed should be at least 5 Mbps.
• 📱 The phone's off. VPN and proxy (if you use the Mi Home app).
• 🔄 Backup of settings is made (export the config to Settings) → Additionally. → Backup).
• ⏳ Allowed at least 30-40 minutes per process (especially for manual updates).

Checked the current version of the firmware|UPS or network filter connected|Internet speed ≥5 Mbit/s|Disabled. VPN/proxy on the phone|Backup of router settings is made|Highlighted ≥30 minute-->

If your Xiaomi router runs on Chinese firmware (CN), Before updating, be sure to link it to your Mi Account. Otherwise, after the upgrade, you may need to reset to factory settings:

1. Go to Mi Home, select a router.
2. Slip on three dots in the upper right corner → Device settings.
3. Click Link to your account (if the option is active).

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If the router is already “locked” after a failed update, try resetting it to factory settings by holding the Reset button (10-15 seconds) and re-associating it to your Mi Account through the app.

2. Method 1: Automatic update via web interface

The easiest and most recommended method is to upgrade via the router’s built-in web interface, which is suitable for most models, including the Mi Router. 4A Gigabit Edition, AX1800 and AX3000. The main advantage is the minimum risk of errors, as the firmware is loaded and installed automatically.

Instructions:

1. Open your browser and type 192.168.31.1 (or miwifi.com).
2. Log in (login / password from the router, by default — admin/admin or indicated on the sticker below the device).
3. Go to the Update section.
4. Click Check for Updates (Click for Updates).
5. If a new version is available, click Upgrade.

It takes 5-15 minutes. The router will restart automatically. Don't turn off power or press buttons at this time! Update status can be tracked by a flashing indicator.

• 🟢 Green (slow blinking) - loading firmware.
• 🟡 Yellow (frequent flashing) - installation.
• 🔴 Red - error (reboot required).
• 🟢 Green (permanent) - Update completed.

Automated through the web interface|Through the Mi Home app|Hand-held firmware SSH|Never update.-->

If the update is “hang” during the download phase:

⚠️ Warning: If you have a long “hang” (more than 20 minutes) during the Update Check stage, try changing the updates. DNS-servers on the router. Go to Settings → Network → DNS and select 8.8.8.8 (Google) or 1.1.1.1 (Cloudflare.

3. Method 2: Update via the Mi Home app

The Mi Home app allows you to update your router’s firmware remotely, but it has limitations, for example, not all regions support this feature, but on Chinese firmware (CN) You may need to change the server in your account settings.

Step-by-step:

1. Open Mi Home and select your router.
2. Slip on three dots in the upper right corner → Device settings.
3. Select the Firmware Update.
4. If a new version is available, click Update.
5. Confirm the action and wait for completion (the router will restart).

Features of the method:

• ✅ Suitable for models with Mi Home support (AX1800, AX3000, Mi Router 4A newer).
• ❌ It does not work for old routers (Mi Router 3, Mini) without linking to an account.
• ⚠️ On Chinese firmware (CN) You may need to change your account to China Mainland.

If there is no update button in the Mi Home:

⚠️ Note: This means that your model does not support OTA-Use a web interface or manual method (described below) and check if the router has a modified firmware (e.g., Padavan) that blocks official updates.

Method 3: Manual update through SSH (power-user)

If the automatic update doesn’t work (for example, because of the locking of Xiaomi servers in your region), you can install the firmware manually through the device. SSH. This method requires technical skills, but gives you complete control over the process.

What you need:

• 🖥️ Computer with Windows/Linux/macOS.
• 🔌 Ethernet Cable to Connect to a Router.
• 📁 Firmware in.bin format (you can download on the official website of Xiaomi).
• 🛠️ Programme for SSH-Access: PuTTY (Windows) or Terminal (macOS/Linux).

Instructions:

1. Connect your computer to the router via cable.
2. Turn it on. SSH router: Go to the web interface (192.168.31.1). Go to Settings → Additionally. → SSH. Activate access and save settings.
3. Connect to the SSH: ssh root@192.168.31.1 Password: Admin (or your current router password)
4. Download the firmware on the router: cd /tmp wget http://bigota.miwifi.com/xiaoqiu/rom/miwifi_r4cm_firmware_XXXX_2.XX.X.stable.bin (substitute XXXX Up-to-date version for your model).
5. Install firmware: mtd -r write /tmp/miwifi_r4cm_firmware_XXXX_2.XX.X.stable.bin OS1

Once the command is completed, the router will automatically restart and install the new firmware, and the entire process will take 10 to 20 minutes.

Warnings:

• ⚠️ Do not interrupt the update process – this will damage the bootloader.
• ⚠️ Do not use firmware from third-party sources (risk of installing malware).
• ⚠️ For models AX6000 and AX9000 need a stamped firmware ax6000 or ax9000 filename.

5. Update with Chinese (CN) Global (Global) Firmware

Many Xiaomi routers are sold with Chinese firmware (CN), It's limited, it's not Russian, it's blocked, it's delayed, it's delayed, and it solves these problems, but it takes care.

Important: Not all models support region change. 4A Gigabit Edition can be replayed, but Mi Router 3 can’t (risk of bricking»).

Instructions for compatible models (AX1800, AX3000, AX6000):

1. Download global firmware for your model from the official website (look for files marked global).
2. Connect to the router on SSH (as described in Method 3).
3. Upload the firmware to /tmp:
4. Install firmware: mtd -r write /tmp/miwifi_r4cm_firmware_XXXX_global.bin OS1
5. Wait for the reboot (it will take up to 10 minutes).

After the update:

• 🌍 The interface language will be changed to English (Russian will appear in the settings).
• 🔄 You may need to re-link to your Mi Account.
• ⚙️ All settings will reset - restore them from the backup.

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Transition from CN Once you have installed global firmware, you can only return to Chinese through emergency mode (UART), which requires disassembling the router.

If the router does not turn on after the update:

⚠️ Warning: This means that the firmware is not compatible with your model. TFTP-Mode: Turn off the router. Press the Reset button and hold it, plug it in. Release Reset in 10 seconds, the indicator should flash yellow. Set up static on your computer. IP 192.168.31.2 and download the firmware through TFTP-client, tftpd64). Find detailed instructions for your model on the forums 4PDA Xiaomi Community.

6.Typical update errors and their solutions

Even when following instructions, users face problems, and let's look at some of the most common mistakes and how to fix them.

If the router after the update is unstable (often restarts, “loses” the device):

• 🔄 Reset the settings to factory (Settings) → Additionally. → Reset).
• 📥 Restore the config from the backup (if you did it before the update).
• 🔌 Check the power supply - a faulty adapter can cause malfunctions.

7. Router optimization after update

New firmware often brings not only fixes, but also additional features. To make the most of the router's capabilities, follow a few steps:

1. Set up Wi-Fi channels:

• 📶 Go to Settings. → Wi-Fi.
• Select the 2.4 GHz and 5 GHz channels manually (automatic selection may not work optimally).
• For 2.4 GHz, channels 1, 6 or 11 (least loaded) are recommended.
• For 5GHz, choose 36-48 or 149-165 channels (depending on your device support).

2. Enable safety functions:

• 🔒 Activate DDoS Protection in Settings → Security.
• 🛡️ Turn on the filter. MAC-Addresses if you want to limit access to the network.
• 🔄 Update your Wi-Fi password (use it) WPA3, If your devices support it).

3. Optimize QoS (Quality of Service):

• 🎮 If you play online games, add your PC/console to Device Priority.
• 📺 For streaming (Netflix, YouTube) select bandwidth in Settings → QoS.

4. Check compatibility with Mesh networks:

If you have multiple Xiaomi routers (for example, AX3000 + AX1800), Activate Mesh mode in Settings → Operating mode: This will allow devices to automatically switch between access points.

8. Frequently Asked Questions (FAQ)