Set up the Internet on Xiaomi Redmi 7A: from Wi-Fi to 4G from scratch

Xiaomi Redmi 7A remains a popular budget smartphone even in 2026 due to its reliability and simplicity. However, many users face difficulties when first setting up the Internet — whether it is connecting to Wi-Fi, activating mobile data or solving sudden communication problems. In this article, we will discuss all ways to set up the Internet on Redmi 7A, taking into account the features of MIUI firmware and hardware limitations of the device.

It’s important to understand that Redmi 7A only supports 2G/3G/4G networks (without 5G), and its Wi-Fi module runs at 2.4 GHz (without 5 GHz support). This imposes certain limitations, but with the right settings, even on a budget device, you can achieve stable connection. We will look at both basic activities for beginners and advanced tricks for power users.

1. Preparation of the smartphone for setting up the Internet

Before you start setting up your network, make sure your Redmi 7A is ready to go.

• 🔋 At least 30% battery charge – this will prevent sudden shutdown during settings update.
• 📱 Updated firmware: check the relevance MIUI In Settings → The phone. → Updating the system.
• 📡 SIM card is correctly installed in the tray (for mobile Internet).
• 🔑 Wi-Fi passwords at hand – if you plan to connect to secure networks.

If you have just bought a smartphone or reset it to factory settings, the first thing you do is go through the initial setup (language selection, Mi Account connection, etc.) without it, some network features may be blocked.

⚠️ Attention: On Redmi 7A firmware MIUI 12 may not include some of the menu items described in this article, in which case update the system or use alternative methods (e.g., setup via ##4636##).

2. Wi-Fi setup on Xiaomi Redmi 7A

Connecting to a wireless network is the easiest and most cost-effective way to get online. On the Redmi 7A, it takes a few steps:

1. Open the Settings. → Wi-Fi.
2. Activate the Wi-Fi switch (at the top of the screen).
3. Select the network from the list of available.
4. Enter the password (if the network is secure) and click "Connect".

If the network is not displayed, check:

• 📶 Distance to router - Redmi 7A weakly catches a signal at a great distance.
• 🔄 Router mode - the device supports only 2.4 GHz (in the router settings, only 5 GHz mode should be disabled).
• 🔒 Hidden networks – if your Wi-Fi is not broadcasting your name (SSID), Click "Add Network" manually.

To improve connection stability, go to Wi-Fi Settings → Additional and enable the option “Auto-connection to open networks” (if you are often in public places) or “Notify about new networks”.

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If Wi-Fi is connected but the internet is not working, try manually specifying the connection. DNS-servers (e.g. 8.8.8.8 and 8.8.4.4 from Google) in network settings.

Activation of the mobile Internet (3G/4G)

To use mobile data on Redmi 7A, you must:

1. Make sure that the SIM card supports data transfer (check the tariff with the operator).
2. Go to Settings → SIM-cards and mobile networks.
3. Pick the right one. SIM-card (if two of them).
4. Activate the "Mobile Data" switch.

If the internet is not automatically up, check the APNs:

1. In the same menu, select "Access Points (APN)".
2. Click on + (add a new point) or select an existing one.
3. Fill in the fields according to your operator’s data (usually, it is enough to specify Name, APN and Authentication Type).

Below are the standard APN settings for popular Russian operators:

⚠️ Attention: On Redmi 7A With two SIM cards, the mobile Internet will work only on the same SIM, which is selected in the default settings. To change it, go to Settings. → SIM-map → Mobile data and specify the desired slot.

4. Solving Internet Issues on Redmi 7A

If the internet is not working despite the correct settings, use this instruction:

Check the balance and activity of the tariff with the operator|Reboot your smartphone|Turn on/off the aircraft mode for 30 seconds|Try connecting to another Wi-Fi network|Reset network settings to factory-->

Let’s look at common mistakes and their solutions:

• 🚫 "No Internet connection" (exclamation mark on Wi-Fi icon): Check if firewall or antivirus is blocking access (turn them off temporarily). Make sure the router is giving the Internet (try connecting another device). Reset network settings: Settings → System system → Reset → Resetting network settings.
• 📵 "No service" or "Emergency Calls Only": Check if the SIM card is installed correctly (the tray should click when closing).Update the operator profile: Settings → SIM-map → [Yours. SIM] → Update your profile. 7A firmware MIUI 10 And below, manual input may be required. MCC/MNC customized APN (Check the values with the operator).
• 🐢 Slow Internet: Turn off Traffic Savings in Settings → Connections → Data usage. Check if it's on. VPN (It can slow down. Change the type of network with 4G on 3G (Sometimes more stable: Settings → SIM-map → Preferred type of network → 3G.

5. Optimizing Internet Speed

Even on a budget smartphone, you can speed up the Internet if you correctly configure the parameters:

• ⚡ Turn off auto-update apps: Go to Google Play → Settings → Auto-Update Apps. Select "Do not update automatically" or "Only via Wi-Fi".
• 📊 Limit background traffic: In Settings → Annexes → All applications select programs that consume a lot of data. Turn off Background Data Use for unnecessary services.
• 🌐 Use alternatives. DNS: In Wi-Fi settings, hold your finger to the network name. → "Change the network" → "Show me additional parameters. In the field "DNS 1" specify 1.1.1.1 (Cloudflare) or 77.88.8.8 (Yandex).

To test real internet speed, use apps like Speedtest by Ookla or nPerf. Run a test on both Wi-Fi and mobile data to compare results. Normal scores for Redmi 7A:

• Wi-Fi: 10–30 Mbps (depending on the router)
• 4G: 5–15 Mbps (in urban areas), 1–5 Mbps (in rural areas).
• 3G: 0.5-3 Mbps.

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If the speed is below 1 Mbps on 4G, the problem is most likely on the operator’s side – contact support for diagnosis.

6. Set up the Internet through USB-modem (tetering)

Redmi 7A can be used as USB-A modem to distribute the Internet to a computer or laptop:

1. Connect your smartphone to your PC through USB-cable (preferably original).
2. On the phone go to Settings → Access Point and modem → USB-modem.
3. Activate the switch. A new network connection will appear on the computer.

If the Internet is not transmitted:

• 🔌 Check if it's on "USB-debugging” (Settings → The phone. → Version. MIUI → 7 times to activate the developer mode → Settings → Additionally. → For developers → USB-debugging).
• 🖥️ Install Mi drivers PC Suite to your computer (download from the official website of Xiaomi).
• 🔄 Reboot both devices.

An alternative way is to distribute Wi-Fi from your phone:

1. Go to Settings → Access Point and Modem → Wi-Fi Access Point.
2. Set up a network name (SSID) and password.
3. Activate the access point. Connect other devices to the network you've created.

⚠️ Note: When distributing the Internet through USB or Wi-Fi Redmi. 7A Do not use the modem for more than 1-2 hours in a row to avoid overheating. Also watch the battery charge - tethering quickly discharges the battery.

7. Reset network settings to factory

If all methods are tried, but the Internet still doesn't work, perform a complete network reset, which will delete all stored Wi-Fi networks, APN settings and passwords, but often solves system problems:

1. Go to Settings → System → Reset.
2. Select "Reset Network Settings".
3. Confirm the action by entering PIN-code.
4. After rebooting, reset the internet (see sections above).

If the reset didn't help, the problem may be:

• 🛠️ Software glitch – try resetting your phone to factory settings (deletes all data!).
• 📡 Hardware malfunction – the antenna or communication module is not working (repair is required).
• 📵 Blocking IMEI — If you bought your phone from hand, check it on imei.info.

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Before reset, save all the important Wi-Fi passwords to your notebook or take screenshots of the settings.

FAQ: Frequent questions about setting up the Internet on Redmi 7A