Replacement of the old router with Xiaomi Mi Router 4A: Complete guide with photos and tips

Why Xiaomi Mi Router 4A — A good replacement for your old router?

Replacing a router is a challenge that scares many users, and it seems like you're going to have to sort out the complex settings, reconnect all the devices, and risk being without internet for a few hours. 4A Instead of an old router, it's easier than you might think, especially if you know the keys. This Xiaomi model combines ease of setup, stable operation and modern Wi-Fi standards, making it the perfect choice to replace legacy devices like TP-Link. TL-WR841N or D-Link. DIR-300.

In this article you will find a step-by-step instruction with illustrations, comparison Mi Router 4A We'll look at not only the physical connection, but also the optimal settings for maximum speed and security. If you haven’t updated your network hardware in a while, now is the time to use less power, better distribute loads, and support new encryption standards.

Before you start, make sure you have everything you need:

• 📦 New router Xiaomi Mi Router 4A (In the kit must be a power supply and a network cable)
• 🔌 Access to an electrical outlet near the installation site
• 📡 Data from the provider (logins / passwords for Internet connection, if required)
• 📱 Smartphone or computer for setting up (preferably with Wi-Fi 5 GHz support)

If your old router is still working, don't be too quick to turn it off - parallel connection during the setup stage will help avoid downtime. 4A It has the function of automatic factory settings recovery, which will save in case of an error.

Step 1: Prepare for a replacement – what to do before connecting the Mi Router 4A

The first and most important step is getting the right preparation, and many users skip this step and then face problems like no internet or Wi-Fi, and to avoid this, do a few simple things:

1. Check the type of Internet connection with your ISP. This may be:

• 🔄 Dynamic IP (DHCP) — Automatic settings (the most common option)
• 🔐 PPPoE – requires login and password input (often from Rostelecom, Beeline)
• 🌐 Static IP — Provider issues fixed addresses (rarely, usually for legal entities)

If you don’t know the type of connection, don’t turn off the old router – first look at its settings (usually at 192.168.0.1 or 192.168.1.1) and see the section below. WAN internet.

2. Save the settings of the old router. This will come in handy if something goes wrong. Take a picture or write down:

• 📝 Login and password for logging into the web interface
• 🔗 Type of connection (see above) and authorization data (if available)
• 📡 Wi-Fi settings (network name, password, channel)
• 🔄 Port settings (if you have open ports for cameras, torrents, etc.)

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If your provider uses a link to MAC-In advance, check if you need to register a new one. MAC-Mi Router 4A. This is usually required from older providers like Corbyn Telecom or NetBayNet.

3.Select the optimal location for a new router. - Xiaomi Mi Router 4A It has four external antennas, but its effectiveness depends on the location of the antenna:

• ✅ The center of the apartment is the best option for uniform coverage
• ❌ Room angle – the signal will be weaker in the opposite part
• ⚠️ Next to metal objects (refrigerator, battery) - degrades the signal
• 🚫 In a closed cabinet - overheating and weak signal

If your old router was in an uncomfortable place because of a wire from the provider, consider lengthening the cable or using Powerline adapters (they transmit the Internet over wiring).

Step 2: Physical Connection of Xiaomi Mi Router 4A — step-by-step instruction with photo

Now, let's get to the connection itself. Turn off the old router, but don't take the cables out, they'll come in handy. 4A and perform the following actions:

1. Connect the power supply to the router and insert the plug into the socket. The blue indicator should light up on the front panel (if it flashes orange, then there is no Internet connection, this is normal at this stage).

2. connect the router to the provider's cable:

• Take a network cable (usually blue or gray) that went from the provider to the port. WAN router.
• Connect it to the yellow port on the back of the Mi Router 4A (It's usually signed as WAN/LAN or colored).
• If the cable is too short, use an extension cord (but not more than 15 meters, otherwise there may be speed losses).

3. Connect your computer or laptop (optional):

• If you have a free network cable, connect one of the LAN-Ports (black) on the router with your PC.
• If there is no cable - it is not terrible, the setting can be done over Wi-Fi (but for this you will have to temporarily connect to the router network without the Internet).

4. Turn on the power and wait for the load. The indicator on the router should stop blinking and burn blue (this means that the device is ready to set up). If the indicator is red or orange, check the connection of the cables.

5. Check your internet connection:

• If you have a computer connected by cable, open your browser and try to go to any site.
• If there is Internet, the router automatically received the settings from the provider (meaning you have Dynamic). IP).
• If there is no internet, don’t worry, it’s normal for PPPoE or static. IP. We will perform the adjustment in the next stage.

Step 3: Set up an Internet connection – Dynamic IP, PPPoE or static IP

Now you have to set up your Internet connection, and there are two ways to do that: through the Mi Wi-Fi mobile app (recommended for beginners) or through the web interface (power users), and we'll look at both.

Method 1: Configure via the Mi Wi-Fi app (the easiest one)

1. Download the Mi Wi-Fi app from Google Play or the App Store.
2. Connect to the router’s Wi-Fi network (network name and password are listed on the sticker at the bottom of the device, usually something like this). Xiaomi_XXXX password-wise 8 figure).
3. Open the app and follow the instructions. The app will automatically determine the type of connection and prompt you to enter data (if required).
4. If you have PPPoE, enter the username and password from the provider. IP — Just press "Next".
5. Wait for the completion of the setting and restart of the router.

Method 2: Configure via web interface (for advanced users)

1. Connect to the router via Wi-Fi or cable (as described above).
2. Open your browser and enter 192.168.31.1 or miwifi.com.
3. Enter your login and password (admin and admin by default, if you have not changed them before).
4. Go to the Internet section or WAN.
5. Select the type of connection: 🔄 Dynamic IP — If the provider automatically provides the settings 🔐 PPPoE – if you need a login/password 🌐 Static IP — If the provider has given you fixed addresses

Save the settings and wait for the reboot.

• Correctness of the entered data (login / password for PPPoE)
• Type of connection (possibly the provider uses non-standard settings)
• MAC-Address (sometimes required to be cloned) MAC Old router in the settings Network → MAC-cloning)

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Additional settings (optional):

• 🔄 Cloning MAC-Address: if the provider is attached to MAC Old router, copy it in the settings Network → MAC-cloning.
• 📡 Change of change MTU: If the internet is unstable, try setting the value 1472 (see section below). WAN).
• 🔗 Double. NAT: If your provider is giving you a "grey" IP, turn on DMZ to receive "white" (in the section Redirection).

⚠️ Attention: If you have IPTV from a provider (such as Rostelecom or MTS), do not connect the console to the router directly - this can break the multicast stream. Use a separate port on the router configured as Bridge, or buy a router with support IGMP Proxy (at Mi Router) 4A It is there, but requires manual adjustment).

Step 4: Set up Wi-Fi on Xiaomi Mi Router 4A — network name, password and channels

Once you connect to the Internet, you need to configure the wireless network. By default, the router creates two networks: 2.4 GHz and 5 GHz. You can leave them separated or combine them into one (Smart Connect mode).

Basic Wi-Fi settings:

1. Go to the router's web interface (192.168.31.1).
2. Go to the Wi-Fi (or Wireless Network) section.
3. Set the parameters for each frequency: 📛 Name of the network (SSID): Use a unique name (do not use personal information!). 🔐 Password: minimum 8 symbols, with numbers and letters (for example, MiHome_2026!Net). 📶 Channel: for 2.4 Select GHz. 1, 6 or 11 (They don't overlap. 5 Use GHz. 36-48 or 149-165. 🛡️ Encryption: Choose WPA2-PSK (safest option).

Save the settings and wait for the reboot.

Additional recommendations:

• 🔄 Smart Connect mode: If enabled, the router will automatically switch devices between 2.4GHz and 5GHz depending on the signal.Useful for smartphones and tablets, but can cause problems for older devices (such as some smart lamps).
• 📡 Transfer power: If the router is near you, reduce power to 50% (in Wi-Fi settings) → This will reduce energy consumption and interference to neighbours.
• 🕒 Wi-Fi Schedule: You can set up automatic network shutdown at night (good for energy and security savings).

Wi-Fi problems and solutions:

⚠️ Note: If you have dual-band devices (smartphones, laptops) but only persistently connect to 2.4GHz, check the network settings on the device itself. For example, on Android, you can manually select the frequency in your Wi-Fi settings (long-click on the network). → "Change the network" → "Additionally" → "Frequency").

Step 5: Optimizing your router – firmware, security, and speed

The basic setup is complete, but to Xiaomi Mi Router 4A It's been working at its best, and it takes a few extra steps, and it's going to take 10 minutes, but it's going to improve the stability, security and speed of the network.

Firmware update:

• 🔄 Log in to the router's web interface (192.168.31.1).
• Go to the Update or System section.
• Click on "Check Updates" and if there are any, install them.
• After the update, the router will restart, and all settings will be saved (except in cases of critical updates, which will be a warning).

Security setting:

• 🔐 Change the administrator password: the default login and password is admin. Change them in the System section → Password.
• 🛡️ Disable Remote Access: If you don’t plan to control your router from the outside, turn off Remote Control in your security settings.
• 🚫 Filtration MAC-Addresses: Only known devices can be allowed to connect (in the Wi-Fi section) → Filter MAC).
• 🔄 Guest network: If you have frequent visitors, create a separate network with limited access to local devices.

Speed optimization:

• 📶 Qos (Quality of Service): Include in the Additional section → QoS and prioritize video, gaming, or work.
• 🔗 Bandwidth Control: Limit speeds for individual devices if someone eats up all traffic.
• 🔄 Shutdown IPv6: If your provider does not support it, turn it off in the settings. WAN, avoid delay.

4. Backup of settings:

• 💾 Save the current settings to the file (System section) → Backup).
• 📥 If something goes wrong, you can restore the configuration in a few minutes.

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If you have Xiaomi smart devices (lamps, sensors, vacuum cleaners), connect them to the Mi Router 4A The router automatically optimizes the network to work with the Xiaomi ecosystem, reducing latency and improving stability.

Step 6: Connecting devices and checking network performance

Now that the router is set up, you have to plug all the devices in and make sure everything is working correctly, and at this point, there are often minor problems that can be easily solved if you know what to look for.

1. Connecting devices over Wi-Fi:

• 📱 On your smartphone or laptop, find a new network (the one you set up earlier).
• Enter the password and wait for the connection.
• If the device is not connected: Check the password is correct (registration is important!). Restart the router (turn off power for 10 seconds). Make sure the router does not turn on the filter. MAC-address.

2. Connection via cable (LAN):

• 🖥️ Take a network cable and connect the device (PC, Smart) TV, game console) to one of the black ports on the router.
• Check if the port indicator on the router has caught fire.
• If there is no internet: Check if it is on DHCP router (section) LAN). Try another cable or port. On the device, check your network settings (should stand "Get a message") IP automatically").

Verification of speed and stability:

• 📊 Check out the speed test on Speedtest or Fast.com.
• Compare the results with the speed of the cable (connect the computer directly to the router).
• If Wi-Fi speeds are significantly lower: Change the channel in the router settings. Reduce the distance between the router and the device. Check if other networks are interfering (use the Wi-Fi Analyzer app to analyze the airwaves).

4. Configuring smart devices:

• 💡 If you have Xiaomi smart lights, sockets or vacuum cleaners, plug them in again: Open the Mi Home app. Remove old devices (if they were connected to an old router). Add them again by following the instructions in the app.
• 🎮 For game consoles (PlayStation, Xbox) open ports in the Redirect section → Port Forwarding.

⚠️ Note: If you have connected Xiaomi Mi Router 4A Some sites open slowly or don’t open at all, check your settings DNS. Try replacing it. DNS public service providers, such as 8.8.8.8 (Google) or 1.1.1.1 (Cloudflare). WAN or DHCP.

Comparison of Xiaomi Mi Router 4A routers

If you are still in doubt, should you change the old router to Mi Router? 4A, Let's compare it to other popular models in the same price range, and it helps you understand what benefits you're getting.