How to add a bank card in Xiaomi Redmi Note 9: all the ways and nuances

Xiaomi Redmi Note 9 is a popular smartphone with support for contactless payments, but not all users know how to properly link a bank card for payment in stores or online. In this article, we will analyze all the current ways to add a card: via the built-in Mi Pay app, Google Pay and directly through NFC. Also consider the typical errors, requirements of banks and features of working with different types of cards (debit, credit, virtual cards).

It is important to understand that the binding process depends not only on the model of the smartphone, but also on the region of release of the Redmi Note 9, the firmware version. MIUI For example, in Russia and CIS countries Mi Pay is available with a limited list of banks, while Google Pay is wider, but requires separate settings. If you have not used contactless payments before, we recommend that you first check the compatibility of your card with the selected service.

1. Prepare the smartphone before adding the card

Before you tie a bank card, you need to make sure that the Xiaomi Redmi Note 9 is ready to work with payment systems.

• 📱 Update. MIUI Up to the latest version: Go to Settings → The phone. → System update: Contactless payments may not work on legacy firmware.
• 🔒 Set up a screen lock: PIN-A code, pattern lock or fingerprint are required to confirm payments, without which the addition of a card will be blocked.
• 📶 Connect to the Internet: activation of Mi Pay or Google Pay requires a stable connection (Wi-Fi or mobile network).
• 🔄 Check the region of the device: if the smartphone is purchased abroad, some payment services (for example, Mi Pay in Russia) may not be available.

Pay special attention to the settings NFC — The technology that handles contactless payments is the Redmi Note 9 module. NFC It's located at the top of the back panel (near the camera) to activate it:

1. Go to Settings → Connection and Sharing → NFC.
2. Turn on the switch "NFC".
3. Activate the contactless payment option (if available).

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If there is no item in the settings "NFC", So your version of the Redmi Note 9 doesn't support this technology (e.g., the model for India or China). NFC indicated "NFC: Yes".

We also recommend turning off energy saving modes that can block the background operation of payment applications.

1. Go to Settings. → Battery and productivity → Energy saving regime.
2. Select "No Limits" for Mi Pay and Google Pay.

2. Method 1: Adding a card via Mi Pay

Mi Pay is a branded payment application from Xiaomi, integrated into the MIUI. It supports cards of most Russian banks (Sberbank, Tinkoff, VTB, Alfa-Bank, etc.), but has restrictions by region.

To add a card via Mi Pay:

1. Open the Mi Pay app, if you don't have one, download it from Google Play or AppGallery.
2. Click Add Card and select a bank from the list. If your bank is not available, try another method (e.g. Google Pay).
3. Type the card data manually or scan it with a camera, make sure to enter the information on the front side (number, expiration date, owner name).
4. Confirm the binding through SMS or a push notification from a bank. Some banks require additional authorization in a mobile app.

After the successful addition, the card will appear in the list.

• Unlock your smartphone (PIN-code).
• Bring the top of the Redmi Note 9 to the terminal at a distance of 2-5 cm.
• Wait for a sound signal or vibration – the payment will be automatic.

Important: Mi Pay does not support credit cards of some banks (for example, Home Credit). Before adding, check the possibility of binding in a mobile bank or on your bank's website.

3. Method 2: Linking the card via Google Pay

If Mi Pay doesn’t support your bank or region, the alternative is Google Pay (formerly Android Pay), which works with most banks in the world, including Russian banks (even after Google left Russia in 2022), but it requires:

• 📌 Installed Google Pay app (you can download from APKMirror if it is removed from Google Play).
• 🔑 Active Google Account (even if you do not use other services).
• 💳 Tokenization-enabled card (most modern debit/credit cards are suitable).

Instructions for adding a map:

1. Open Google Pay and click "Add Card" → "Payment card".
2. Select "Add card manually" or scan it with your camera. Enter number, expiration date, CVC-code (on the back) and the name of the owner.
3. Accept the terms of use and confirm the card via SMS or push notification from the bank.
4. Wait for the virtual card number (token) to be generated, which can take up to 10 minutes.

To pay via Google Pay:

1. Unlock the Redmi Note 9.
2. Bring your smartphone to the terminal (no need to open the application – the payment is activated automatically).
3. Confirm the operation with a fingerprint or PIN-code.

If you add a card error "This type of card is not supported", check:

• Does your bank support Google Pay (the list is available on the official page).
• Is the card blocked for online payments (check with the bank).
• Whether you use a corporate or virtual card (they are often not supported)

Method 3: Direct payment through NFC mapless

If you don’t want to tie the card to your smartphone, but you have a physical bank card with contactless payment support (check out the PayPass or PayWave logo), you can pay directly through the phone. NFC. For that:

1. Turn it on. NFC in settings (see section 1).
2. Bring the map to the top of the Redmi Note 9 (where it is located) NFC-module).
3. Wait for the sound signal – the smartphone emulates the terminal and debits funds from the card.

This method is convenient for one-time payments, but has limitations:

• ⚠️ Not all terminals support this method (especially in transport).
• ⚠️ You need to get a card out of your wallet every time.
• ⚠️ There is no payment history in your smartphone (unlike Mi Pay or Google Pay).

Also note that some banks block such transactions for security reasons.If payment does not pass, contact the bank support and check if payment is allowed through the bank. HCE (Host Card Emulation – The technology used in this method).

5. Typical errors and their solution

When adding a credit card to the Xiaomi Redmi Note 9, users often face problems.

Another common problem is that payments don't go through the terminal, even though the card was added successfully, and the reasons may be as follows:

• 🔋 Weak battery charge: Some terminals require at least 10-15% charge for contactless payment.
• 📵 Cover interference: Metal or thick covers can block the signal NFC. Remove the cover before payment.
• 🔄 Outdated terminal firmware: Old devices sometimes stand in stores that don’t support new payment protocols.

✅ Make sure that NFC included

✅ Unlock the smartphone screen

✅ Bring the phone to the terminal 2-5 cm

✅ Wait for a sound signal or vibration

✅ Don't put your phone away until the check comes out.

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⚠️ Note: If you use root rights or custom firmware (e.g. LineageOS), payment services (Google Pay, Mi Pay) may block card addition due to security breaches, in which case the only way out is to return the official firmware or use direct direct card. NFC-payment.

6.Security: How to Protect Your Linked Card

Contactless payments are convenient but require increased attention to security.Here are key precautions for Xiaomi Redmi Note 9 owners:

• 🔐 Use the complex PIN-screen lock code (at least 6 characters, no repeating numbers).
• 👆 Set up biometrics: fingerprint or facial recognition speed up payment and protect against scammers.
• 📱 Disable notifications on the lock screen: they can show card details or payment amounts.
• 🔄 Check your payment history regularly in the bank or Mi app Pay/Google Pay.

If your smartphone is lost or stolen:

1. Block the card immediately via a mobile bank or by phone hotline.
2. Remove the card from the Mi Pay/Google Pay via the web version of the service (if you have access to the account).
3. Use the Find Device feature in Mi Account or Google to remotely lock your smartphone.

We also recommend:

• Don't keep it. PIN-codes and passwords from cards in notes or SMS smartphone.
• Do not hand over the phone to others with added cards (even to show payments).
• Enable two-factor authentication in your Mi Account or Google account.

⚠️ Note: Fraudsters can use NFC-Readers for reading these cards at a distance (up to 10 cm). To protect yourself, use covers with a scalp. NFC-lock-off NFC, when you don't use the payments.

7. Comparison of methods: which one to choose?

Each of the methods of adding a card considered has pros and cons, and the choice depends on your needs:

If you often pay in transport (metro, buses), pay attention to the support of transport cards in Mi Pay. In some cities (Moscow, St. Petersburg) you can tie Troika or Strelka and pay for the fare without a separate card.

Tip: If you are traveling abroad, check in advance if your bank supports contactless payments in another country.Some cards (e.g., MIR) may not work overseas even through Google Pay.

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For maximum compatibility, add the same card to both Mi Pay and Google Pay, so you can pay at any store, even if one of the services is temporarily unavailable.

FAQ: Frequent questions about map binding in Redmi Note 9