How to link a bank card to a Xiaomi Redmi phone 10S through NFC: full guide 2026

Xiaomi Redmi Smartphone 10S moduled NFC, It allows you to use it for contactless payments, like a credit card, but many owners have difficulty setting up the first setup: the bank app doesn't see the module, the payments don't pass, the system requires you to update the firmware. In this article, we will analyze all the ways of linking the card to Redmi. 10S, including the nuances of working with popular banks (Sberbank, Tinkoff, VTB), as well as solve typical problems.

It's important to understand: Redmi 10S supportive NFC only for payments via Google Pay (in Russia – “World Pay” or banking applications), but does not have hardware support for emulating cards in mode HCE (Host Card Emulation for third-party services like Samsung Pay, which means you can link the card either through the official bank app or through Google Wallet (if your bank supports it), below are step-by-step instructions for both options, as well as tips for correcting errors.

1.Verify NFC support on Xiaomi Redmi 10S

Before you start setting up, make sure your smartphone really supports NFC And the module is on. 10S (model M2101K7BI) The chip is embedded in the top of the body, next to the camera, and there are two ways to check for it:

• 📱 Through Settings: Go to Settings → Connected devices → NFC. If there is no item, update the firmware (see Section 3).
• 🔍 By marking: on the box or in the characteristics of the model (M2101K7BI) should be indicated NFC (Redmi 10 without the letter "S" - this model does not have a module!).
• 🛠️ Physical check: Bring your phone to the payment terminal – if the module is working, an audible beep will sound (even without a tied card).

If NFC not available in the settings, but the specifications indicate, try resetting the network settings:

1. Go to Settings → System → Settings Reset → Reset your Wi-Fi, mobile network and Bluetooth settings.
2. Restart your phone and check for a point. NFC freshly.

⚠️ Attention: On Redmi 10S with custom firmware (for example, LineageOS) NFC It may not work due to the lack of drivers, in which case you need to flash the original software through Fastboot.

2. Methods of binding a bank card

At Xiaomi Redmi. 10S There are three main ways to link a card to contactless payments, depending on your bank and your preferences:

For most users in Russia, the best option is to link through a banking application, and let's take a closer look at this.

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On the Redmi. 10S You can’t link your card via Samsung Pay or Apple Pay – these services don’t support Xiaomi devices.

3. Step-by-step instruction: linking the card through a banking application

Using the example of Sberbank Online and Tinkoff, we will analyze how to add a card to pay through NFC. The process for other banks (VTB, Alfa-Bank) is similar with minor differences.

For Sberbank:

1. Open the Sberbank Online application and log in.
2. Go to the Maps section → select the desired card.
3. Slip the Contactless Payments icon (or Add to Google Pay if you haven’t previously set up).
4. Select the option to Add to this device → confirm SMS.
5. The card has been successfully added, and now you can use it to pay by bringing your phone to the terminal.

For Tinkoff:

In the Tinkoff app, the process is even simpler:

1. Open the app and select a map.
2. Click Pay by phone → Add a map.
3. Confirm the operation. SMS or fingerprint.
4. The map is tied to the NFC and ready to use.

After binding, check the work:

• 📵 Unlock the phone (screens with the phone) PIN-The code or print must not burn during payment!).
• 💳 Bring the top of the Redmi 10S (where the camera is located) to the terminal at a distance of 2-3 cm.
• ✅ Wait for the beep or the inscription Payment was made on the screen of the terminal.

⚠️ Note: If the terminal is giving a Card error or an Unknown card, check if it is enabled. NFC Are there any energy saving modes (e.g., Ultra-economic in the phone settings) installed? MIUI). Does not block payment of a case with metal elements.

4. Google Wallet setup (formerly Google Pay)

If your bank supports tokenization through Google Wallet, you can link the card in a universal way, but in 2026 in Russia, this method works with limitations:

• 🌍 To add cards of non-residents of the Russian Federation will be required VPN (For example, ProtonVPN or Warp).
• 💳 Cards of Russian banks (except for the “Mir”) may not be added due to sanctions restrictions.
• 📱 On the Redmi. 10S The latest version of Google Wallet and Google Play Services must be installed.

Instructions for addition:

1. Download Google Wallet from Google Play.
2. Open the application and click Add Card → Payment card.
3. Scan the map or enter the data manually.
4. Confirm the transaction via SMS or push notification from the bank.
5. Wait for the message The card is ready to use.

If no card is added, try:

• 🔄 Update Google Play Services to the latest version.
• 📡 Connect to VPN (For example, a server in Turkey or Kazakhstan).
• 📱 Restart the phone and try again.

5.Basing the World card via Mir Pay

For cardholders, the best solution will be the official Mir Pay app. It works steadily on Xiaomi Redmi. 10S It supports all terminals in Russia.

Instructions:

1. Download Mir Pay from Google Play.
2. Register using the phone number linked to the card.
3. Add the map "World" through the My maps section → Add a map.
4. Confirm the operation with a code from SMS.
5. Activate the card for contactless payments (may require input) CVV-code).

The advantages of Mir Pay:

• 🔒 Full compatibility with Russian terminals.
• 📱 It works even without the internet after setting up.
• 💰 Supports cashback and bonus programs of banks.

⚠️ Note: If the terminal gives an error when paying, the application is not supported, update Mir Pay to the latest version or reinstall it. NFC In the energy saving settings (Settings) → Battery → Battery mode → NFC).

6. Solving typical problems

When you set up NFC on the Redmi 10S Users often encounter errors. Let's look at the most common ones and how to fix them:

If none of these methods worked, reset the NFC settings:

1. Go to Settings → Applications → Application Management.
2. Find it. NFC Service → Warehouse → Clear the data.
3. Reboot the phone and reset the setting.

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If the terminal produces an Unknown Card error, try linking the card to another contactless service (for example, through Sberbank Online instead of Google Wallet), sometimes the problem lies in the incompatibility of the protocols.

7.Security of contactless payments

Use of the NFC It is convenient to pay, but requires compliance with security measures. 10S The following levels of protection are implemented:

• 🔐 Tokenization: when linking a card, its real number is replaced by a virtual token, which is useless for fraudsters.
• 📱 Lock when unlocking: Payment is only possible if the phone is unlocked (but the screen is out).
• 🚨 Limit on payments: for transactions over 1000-5000 ₽ (Banking is required) PIN-code.

To further secure payments:

• 🔄 Regularly update banking applications and firmware MIUI.
• 📵 Don't keep it. PIN-codes CVV phone-note.
• 🛡️ Enable two-factor authentication in your bank account.
• 🔍 Check the history of transactions after each payment (in the bank application).

If your phone is lost or stolen:

1. Block the card immediately via an online bank or by phone hotline.
2. Use the Find Device feature in your Xiaomi account (i.mi.com) to remotely lock your phone.
3. Remove the associated cards through the web version of the banking service.

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On the Redmi. 10S You can not disable the requirement to unlock the phone for payment - this is a security measure laid down in the MIUI.

8. Alternative methods of contactless payments

If you tie the map through NFC Failed to do so, consider alternative options:

• 💳 Physical card with chip: the classic way that does not require setting up the phone.
• 📱 QR-codes: many banks (Sberbank, Tinkoff) support payment through scanning QR checkout.
• ⚡ Bracelets/rings with NFC: You can link the card to a wearable device (e.g., Mi Band with payment support).
• 🌐 Online payments: transfers by phone number or link (SBP, UMoney).

For Mi Band or other gadgets, the instruction for linking the card is similar:

1. Install the Mi Fit or Zepp app.
2. Go to the Payments section → Add a map.
3. Follow the instructions of the bank (usually a confirmation is required). SMS).

If you lose your phone frequently or fear data leaks, wearables can be a safer alternative.

FAQ: Frequent questions