How to add a router to Mi WiFi: full instructions with details

Ecosystem Xiaomi Mi WiFi It allows you to combine multiple routers into a single network to expand coverage or create backup channels. However, many users encounter difficulties when trying to add a new router to an existing system—especially when it comes to models of different generations (Mi Router 4A, AX3600, BE7000) or combinations with third-party devices.

In this article you will find step-by-step instructions for three scenarios: connecting an additional router Xiaomi to the main one, integration of a third-party device into the network Mi WiFi, as well as setting up a mesh network with automatic switching between nodes. We'll look at typical mistakes (for example, code 10008 or the absence of the "Add device" option in the application), we will provide current screenshots of the interface Mi Home/Xiaomi WiFi and we will provide recommendations for optimizing performance.

We will pay special attention to hidden firmware settings, which allow you to bypass restrictions on adding devices from other brands (for example, TP-Link or ASUS) without loss of functionality Mi WiFiAll steps have been tested on firmware. 2.28.XX and newer (2026).

1. Preparation: What to check before adding a router

Before you begin setup, make sure your system meets the minimum requirements:

  • 🔄 Main router must run on firmware MiWiFi ROM (Not OpenWRT or Padavan). You can check the version in Settings → System Status.
  • 📱 Application Mi Home or Xiaomi WiFi updated to the latest version (in App Store/Google Play Patches for new router models are often released).
  • 🔌 Physical connection: if you add a router in mode repeater, it must be in the zone of a strong signal of the main device (the level is not lower -65 dBm).
  • 🔐 Account Xiaomi tied to the region where your router model is supported (for example, Mi Router 4C (does not work with accounts from Europe).

If you plan to use the router in mode access points (AP), reserve an IP address for it in the main router in advance (for example, 192.168.31.2). This will prevent DHCP conflicts. For models with support Mesh (AX3600, BE7000) This step is not required - the network will be configured automatically.

⚠️ Attention: If your main router is in the mode IPv6, temporarily disable it in the settings (Network → IPv6 → Disable). Some models Xiaomi (For example, Mi Router 3G) incorrectly handle adding devices when IPv6 is active.
📊 Which router do you use as your main one?
Xiaomi Mi Router 4A
Xiaomi AX3600
Xiaomi BE7000
Third-party brand (TP-Link, ASUS, etc.)
Another

2. Method 1: Adding a router Xiaomi via the app Mi Home

This is the official method that works for most models (Mi Router 4A, 4C, AX1800 etc.). The main advantage is automatic synchronization of Wi-Fi and guest network settings.

  1. Open the app Mi Home, go to the tab Devices and press + → Add device.

  2. Select a category Routers and find your model. If it's not listed, try this option Another Xiaomi router.

  3. Connect the new router to the power supply and wait for it to blink. yellow indicator (setting mode) Press Next.

  4. Select operating mode:

    • 🔄 Repeater mode - if you want to expand the coverage area of ​​the main network.
    • 🌐 Router mode — to create a separate subnet (you will need a cable from the main router).
    • 🔗 Mesh network — only for supported models (AX3600, BE7000).

  • The QR code scanner will automatically detect the main router's settings. If scanning fails, enter the Wi-Fi information manually.

  • Wait for the setup to complete (3-5 minutes). The router will reboot and the indicator will turn off. blue (successful connection).

    • If an error occurs during the QR scanning stage 10008 ("Failed to connect"), please check:

    • 🔌 Is the router powered by the original power supply (some models are voltage sensitive).
    • 📶 Is the 2.4 GHz channel overloaded (try temporarily turning off all devices except your phone).
    • 🔄 Do the regions of your account and router match (for example, Chinese firmware won't work on a European account).

    Update the firmware of the main router | Disable the VPN on the phone | Reboot both routers | Check the compatibility of models in the official Xiaomi list -->

    3. Method 2: Manual connection via the web interface

    If the application Mi Home If your router doesn't recognize it, or you prefer to configure the device through a browser, use this method. It works for all models, including older ones (Mi Router 3, Mini).

    Algorithm of actions:

    1. Connect the new router to your computer via cable (port LAN → port LAN main router).

    2. Open your browser and go to the address 192.168.31.1 (or miwifi.com). Log in (the default login and password are usually admin/admin or a combination from the bottom of the device).

    3. Go to Settings → Operating mode and select:

      • 🔄 Repeater (WISP) — for wireless connection to the main router.
      • 🌐 Access point (AP) — if the router is connected via cable.

  • Enter your primary network details (Wi-Fi name and password). For the mode AP Also please specify a static IP (eg. 192.168.31.2).

  • Save the settings and wait for the reboot. Test the connection by connecting any device to the new router.

    • For models with support Mesh (AX3600, BE7000) an additional option will appear in the web interface Add to Mesh NetworkOnce activated, the router automatically synchronizes its settings with the main node.

    ⚠️ Attention: If after setting in mode AP The Internet works, but local resources do not open (for example, 192.168.31.1), check the settings DHCP on the main router. It's possible the new router received an IP from a different range.
    How to reset a Xiaomi router to factory settings?

    Hold the button Reset (on the back panel) for 10-15 seconds until the indicator light starts blinking rapidly. After resetting, the router will create an open network. Xiaomi_XXXX, which you can connect to for re-configuration.

    4. Method 3: Integrating a third-party router into the network Mi WiFi

    Officially Xiaomi does not support adding routers from other brands (TP-Link, ASUS, Keenetic) into the ecosystem Mi WiFiHowever, there is a workaround - setting up in mode bridge (WDS) or access points (AP) with manual copying of parameters.

    Instructions for the router TP-Link (similar for other brands):

    1. Connect the third-party router to your computer and go to its web interface (usually 192.168.0.1 or 192.168.1.1).

    2. Go to Wireless → Wireless Settings and install:

      • 📶 SSID — the exact network name of the main router Xiaomi (case sensitive!).
      • 🔒 Security — encryption type (WPA2-PSK or WPA3).
      • 🔑 Password — password for the main network.

  • In the section Network → LAN Change the router's IP address so that it does not conflict with the main one (for example, 192.168.31.2, if the main router has 192.168.31.1).

  • Turn it off DHCP on a third-party router (DHCP → DHCP Settings → Disable).

  • Connect the router to the main device via the port LAN (NOT WAN!). Restart both devices.

    • To ensure smooth roaming (automatic switching between routers) configure on both devices:

    • 📶 Same network names (SSID) and passwords.
    • 🔄 Same Wi-Fi channels (e.g. 6 for 2.4 GHz and 48 for 5 GHz).
    • 🔒 Same encryption type (WPA2-PSK AES (recommended).
    ⚠️ Attention: With this connection you will lose access to the functions Mi WiFi, such as parental controls or traffic statistics. However, connection speed and stability will remain at the level of the original network.
    Parameter Main router Xiaomi Third-party router (in AP mode)
    IP address 192.168.31.1 192.168.31.2
    DHCP On Disabled
    SSID (2.4 GHz) MiWiFi_XXXX MiWiFi_XXXX (copy)
    Channel (5 GHz) 48 (or auto) 48 (fixed)
    Encryption WPA2-PSK AES WPA2-PSK AES

    5. Setting up a Mesh network on supported models

    Routers Xiaomi AX3600, BE7000 And Redmi Router AX6 support technology Mesh, which allows them to be combined into a single network with automatic switching between nodes. The main difference from the mode repeater - all devices in the Mesh have the same SSID and are managed centrally.

    Step-by-step instructions:

    1. Make sure the main router is in wireless mode. Mesh (V Mi Home it is displayed as Main node).

    2. Connect the new router to the power supply and wait for it to blink. orange indicator.

    3. In the appendix Mi Home Click on the main router → Add a Mesh node.

    4. Follow the on-screen instructions. The system will automatically detect the new router and prompt you to sync the settings.

    5. Once successfully added, a network diagram displaying all nodes will appear in the application.

    Features of Mesh network from Xiaomi:

    • 🔄 Automatic switching between nodes (roaming) takes <100 ms.
    • 📶 Supported three radio modules (2.4 GHz, 5 GHz, 5 GHz for backhaul in BE7000).
    • 🔒 All nodes share a common password and security settings.
    • ⚙️ Network management is only possible through main node.
    ⚠️ Attention: If your internet speed has dropped after adding a mesh node, check if the system is using the channel DFS (5 GHz, 50–144). Some devices (such as older smartphones) do not support these channels. Set the channel manually. 36–48 in the settings of the main router.

    6. Common mistakes and their solutions

    When adding a router to Mi WiFi Users most often encounter the following problems:

    Error Cause Solution
    10008 Mismatch between the account and router regions Change your account region Xiaomi on China (in profile settings)
    10012 Outdated firmware Update your main router via Settings → Software Update
    There is no "Add device" option. The router is already linked to another account. Reset it to factory settings (button Reset)
    Weak signal after connection Suboptimal router placement Place the devices no more than 10 meters apart
    Unable to log in to the web interface IP address conflict Assign a static IP to your router manually (e.g. 192.168.31.2)

    If the router has been added, but the internet is unstable:

    • 🔌 Check your Ethernet cable (if using a wired connection). Damaged cables can cause packet loss.
    • 📶 Make sure that both routers are running on different Wi-Fi channels (for example, the main one on 6, additional on 11).
    • ⚙️ Turn off the feature Smart Connect (if enabled), as it can force devices to switch to a less congested but slower channel.
    How to check the connection quality between routers?

    In the web interface of the main router, go to Status → Wireless Network → Nearby Devices. Parameter Signal Strength must be no lower -70 dBmIf the value is worse -80 dBm, move the router closer.

    7. Optimizing performance after adding a router

    Simply adding a router to your network doesn't guarantee maximum speed and stability. To improve performance:

    1. Configure traffic prioritization (QoS):

      • 🎮 For gaming: set high priority for devices with console MAC addresses (PlayStation, Xbox).
      • 📺 For streaming video: add to priority Netflix, YouTube, Twitch.

  • Activate MU-MIMO: This feature allows the router to exchange data with multiple devices simultaneously. It is enabled in Settings → Wireless → MU-MIMO (available on AX3600, BE7000).

  • Update DNS: Replace the default DNS servers (114.114.114.114) on 1.1.1.1 (Cloudflare) or 8.8.8.8 (Google) to speed up page loading.

  • Set up a reboot schedule: IN Settings → System → Restart Set your routers to automatically reboot once a day (for example, at 4:00 AM). This clears the cache and prevents freezes.

    • For advanced users:

    • 🔧 Use Band Steering (in Wi-Fi settings) to force devices to switch from 2.4 GHz to 5 GHz if they support both bands.
    • 📊 Turn on IGMP Snooping (in the section LAN), if there is one on the network IPTV-set-top box. This will reduce the network load when watching TV.
    ⚠️ Attention: If after optimization some devices (for example smart light bulbs Yeelight) stopped connecting, return the 2.4 GHz channel settings to mode AutoSome IoT devices do not support manual channel configuration.

    8. Frequently Asked Questions (FAQ)

    Is it possible to connect a Xiaomi router to a main router of another brand (e.g. TP-Link)?

    Yes, but only in mode access points (AP) or repeater (WISP)To do this:

    1. Connect the router Xiaomi to the main device via cable (port LAN → LAN).
    2. In the web interface Xiaomi (192.168.31.1) select the mode Access point.
    3. Turn it off DHCP on the router Xiaomi and assign it a static IP (eg. 192.168.0.2, if the main router has 192.168.0.1).

    Functions Mi WiFi (for example, parental controls) will not work, but the network will be stable.

    Why doesn't the new Xiaomi router appear in the Mi Home app after adding it?

    Possible reasons:

    • 🔌 The router is not connected to the Internet (check the cable or Wi-Fi signal).
    • 📱 Account Xiaomi not synced (please log out and log back in).
    • ⚙️ It's disabled in the router settings Cloud access (turn on in Settings → General).

    If the problem persists, reset the router to factory settings and try adding it again.

    How do I remove a router from my Mi WiFi network?

    Method 1 (via app):

    1. Open Mi Home, find the router in the list of devices.
    2. Click on it → Settings (⚙️) → Remove device.

    Method 2 (via web interface):

    1. Go to your router's control panel (192.168.31.1).
    2. Go to Settings → System → Reset and select Remove from network.
    Can I use a Xiaomi router as my primary router if I have a MAC address-based ISP?

    Yes, but it will be required clone MAC address:

    1. Find out the MAC address of your old router (usually found on a sticker or in the web interface).
    2. In the router settings Xiaomi go to Network → MAC Cloning.
    3. Enter the MAC address of the old router and save the settings.
    4. Restart your router and check your internet connection.

    If the provider uses PPPoE, also transfer the connection settings (login/password) from the old router.

    How do I update the firmware on a Xiaomi router if it's not connected to the internet?

    Download the firmware manually:

    1. Find the latest version for your model at Xiaomi's official website (chapter Support → Downloads).
    2. Unzip the archive and rename the file to miwifi.bin.
    3. Go to the router's web interface (192.168.31.1) and go to Settings → Software Update → Local Update.
    4. Upload file miwifi.bin and wait until the process is complete (do not turn off the power!).

    If the router does not turn on after the update, perform a reset (Reset) and configure it again.

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