Contactless payments via a smartphone have long ceased to be a luxury - it's a standard feature that saves time and simplifies everyday purchases. Xiaomi Redmi owners often face questions: "Why is it that they are not a luxury?" NFC Does it not work?, How to tie a card to a phone? or Can I pay without the Internet? in this article, we will analyze all the stages of configuration - from checking hardware support to solving typical payment errors.
It is important to understand that not all Redmi models are equipped with a chip. NFC (For example, budget versions like Redmi. 9A or Redmi 10A We will explain in detail how to know if your phone supports contactless payments, what applications you need for this (Google Pay, Mi Pay, banking services), and how to ensure the security of transactions. If you have already tried to set up a payment, but the terminal gave an error - at the end of the article there is a section with the diagnosis of problems.
1. Check NFC support on your Xiaomi Redmi
Before you set up contactless payments, make sure your smartphone physically supports the technology. NFC. In the line of Redmi chip is not present in all models โ it is often excluded from budget devices to reduce the cost.
List of popular Xiaomi Redmi models with NFC (2020-2026):
- ๐ฑ Redmi Note 11 Pro/Pro+ (including global and Chinese versions)
- ๐ฑ Redmi Note 12/12 Pro/12 Pro+ (modifications)
- ๐ฑ Redmi K50/K50i/K50 Pro and newer
- ๐ฑ Redmi 10 5G (only version NFC, check the markings)
- ๐ฑ POCO X4 Pro 5G and POCO F4/F4 GT (subbrand)
How to check for availability NFC on his Redmi:
- Open Settings โ Connected Devices โ NFC.
- If the paragraph NFC No โ no chip (except: some firmware hides the menu).
- Alternative method: download the application NFC Google Play Tools to show if the module is detected.
โ ๏ธ Note: Some models (e.g. Redmi Note 10 Pro for India) NFC It's in the specifications, but it's disabled for regional versions, and then you can only flash it to the global version. MIUI.
2. Activation of NFC and selection of payment service
If it's a chip NFC On the spot, you need to enable it in the settings and select the payment app. on Xiaomi Redmi there are three main options available:
- ๐ณ Google Pay (formerly Google Wallet) โ a universal solution for cards Visa/Mastercard/Mir.
- ๐ณ Mi Pay is a Xiaomi branded service (works only with Chinese banks, for Russia is irrelevant).
- ๐ณ Banking applications (SberBank Online, Tinkoff, VTB, etc.) โ many support card binding to the NFC.
How to turn it on NFC:
- Go to Settings โ Connected Devices โ NFC.
- Activate the NFC switch.
- Enable Contactless Payments (may be called HCE Wallet)
- Select the default app (we recommend Google Pay).
After activation NFC Check the antenna: bring the phone to another device with NFC (for example, to the column with support for pairing) - an audible signal or vibration should appear.
Update MIUI to the latest version
Check for NFC in the settings
Download Google Pay from the official store
Prepare your bank card (Visa/Mastercard/Mir)
Make sure contactless payments are included on the card (ask the bank)-->
3. Google Pay setup on Xiaomi Redmi
Google Pay is the most reliable way to pay with your phone in Russia and abroad, and it supports cards from most banks, including Sberbank, Tinkoff, VTB and Alfa Bank. Below is a step-by-step guide to linking your card.
Step 1: Install and sign in to Google Pay
- Download Google Pay from Google Play Market (link: https://play.google.com/store/apps/details?id=com.google.android.apps.nbu.paisa.user).
- Open the app and log in to your Google account (required to be the one linked to your phone).
- Accept the terms of use and allow access to NFC and geodata.
Step 2: Adding a Bank Card
- Click Add Card โ Payment Card.
- Scan the card with the camera or enter the data manually (number, expiration date, CVC).
- Confirm the binding via SMS or push notification from the bank.
- Come up with it. PIN-Google Pay code (required to confirm payments over 1000-5000) โฝ, depending on the bank).
Step 3: Set up the default payment
If you have several cards, choose the main one:
- Open Google Pay and tap on the card you want.
- Press. โฎ โ Use by default.
- Get back to the settings. NFC on your phone and make sure that Google Pay is selected at the point of the Payment application.
โ ๏ธ Note: Some banks (e.g. Gazprombank or Raiffeisen) require additional activation of contactless payments via a mobile app or call in support.
1. Update the bank's application.
2. Delete and re-add the card to Google Pay.
3. check if your region is blocked (for example, there may be restrictions abroad for Mir cards).-->
4. Alternative methods: banking applications and Mi Pay
If Google Pay is not suitable for some reason (for example, the bank does not support the service), you can use your bank application or branded Mi Pay (for Chinese versions of firmware).
Banking applications (Sberbank Online, Tinkoff, etc.)
Many banks allow you to link the card directly to the NFC phone:
- ๐ฆ Sberbank Online: Maps โ Map settings โ Contactless payments โ Add it to your phone.
- ๐ฆ Tinkoff: Map โ Settings โ Payment by phone โ Connect.
- ๐ฆ VTB Online: Maps โ Management โ Payment by phone.
After binding, the map will be displayed in the settings NFC as a separate payment application.
Mi Pay (for global firmware only) MIUI)
Mi Pay is a Xiaomi-branded service, but in Russia it doesnโt work with local banks.
- ๐ Card of international banks (for example, Revolut or N26).
- ๐จ๐ณ Chinese Banks (UnionPay) Card for Travel to China.
To set up Mi Pay:
- Open the Settings. โ Annexes โ Mi Pay.
- Create a payment password (different from unlocking the screen!).
- Add the card through scanning or manually.
| Payment method | Supported banks | Need the Internet? | Max, the sum without a PIN. |
|---|---|---|---|
| Google Pay | SberBank, Tinkoff, VTB, Alfa-Bank, etc. | No (first-tether only) | 1000โ5000 โฝ (bank-dependent) |
| Sberbank Online | Only Sberbank cards. | No. | 1000 โฝ |
| Tinkoff | Only Tinkoff cards. | No. | 5000 โฝ |
| Mi Pay | UnionPay, Revolut, N26 | Yes (for every transaction) | Depends on the bank. |
5. How to pay by phone: step-by-step instructions
When you're tied, you can pay in two taps. Here's a detailed algorithm.
Step 1 Unlock the phone
For payment of up to 1000-5000 โฝ (depending on the bank, it is enough to unlock the screen Xiaomi Redmi in any way:
- ๐ Fingerprint.
- ๐ Face recognition (if configured).
- ๐ PIN-code-key.
Step 2. Bring your phone to the terminal.
Keep Redmi 2-5 cm from the terminal (antenna) NFC It's usually located at the top of the back panel, and you can get a good payout:
- โ Vibration.
- โ Audible signal.
- โ Check on the terminal screen.
Step 3: Confirmation for large amounts
If the purchase amount exceeds the limit (usually 1000-5000) โฝ), need:
- ๐ฑ Enter. PIN-Google Pay code if configured).
- ๐ฑ Confirm payment in the banking application (SMS push).
โ ๏ธ Note: At some terminals (for example, in the Moscow metro) Xiaomi Redmi may not work the first time due to conflict of protocols NFC. In this case, try to bring the phone to the other corner of the terminal or reboot the smartphone.
๐ก
For successful payment, the phone must be unlocked and NFC โ If the screen is turned off, the payment will not pass (except for models with the function "Always On Display" and setting up the payment in the locked state).
Typical errors and their solution
Even when you set up the right contactless payments, you might not be able to do it, so let's look at some of the most common problems and how to fix them.
Mistake 1: The terminal can't see the phone
Possible causes and solutions:
- ๐ NFC switched off โ check the settings (Settings) โ Connected devices โ NFC).
- ๐ฑ Phone locked - unlock the screen before paying.
- ๐ก antenna NFC damaged โ try to pay from the other side of the phone (the antenna may be displaced).
- ๐ Application conflict - in settings NFC Select one payment application by default.
Error 2: The card is not added to Google Pay
What to do:
- ๐ Check if the bank supports Google Pay (list: https://support.google.com/pay/merchants/answer/6331308).
- ๐ Update the Bank App and Google Pay.
- ๐ต Make sure your phone is on the internet (you need it for the first tether).
- ๐ Call the bank and request contactless payments activation for your card.
Mistake. 3: Payment denied (error) 51/57/91)
Error codes for payment and their value:
| Error code | Reason. | Decision |
|---|---|---|
| 51 | Insufficient resources | Fill up the account or select another card |
| 57 | Operation not permitted for this card | Check the card settings in the bank (contactless payments may be blocked) |
| 91 | Problems with the terminal or acquiring bank | Try paying elsewhere or repeat later |
| 05 | Card reading error (NFC failed) | Restart your phone and try again. |
What to do if the terminal writes โcard errorโ when paying Xiaomi Redmi?
7.Contactless payments security: how to protect money
Contactless payments via phone are safer than a physical card, but require a few rules to be followed.
1. Set up a screen lock
Without unlocking the phone payments over 1000-5000 โฝ It's impossible. Use it:
- ๐ PIN-code (minimum 6 characters).
- ๐ Fingerprint (most reliable).
- ๐ Facial recognition (less safe but convenient).
2. Turn it off. NFC, when not used
To prevent unauthorized reading of data:
- โ๏ธ Add in. NFC In the notification panel for quick on / off.
- โ๏ธ Set up an automatic shutdown NFC 5-10 minutes of inactivity (Settings) โ NFC โ Time out).
3. Monitor transactions
Turn it on. SMS-You can see the payment history on Google Pay, you can see the bank's notification or push:
- Open Google Pay.
- Put it on the map.
- Choose View Transactions.
4. Do not store card data in unreliable applications
Use only official services:
- โ Google Pay.
- โ Official applications of banks (Sberbank Online, Tinkoff, etc.).
- โ Avoid third-party wallets with questionable reputations.
โ ๏ธ Warning: If you lose your phone, block contactless payments immediately: ๐ฑ Find My Device (Google). ๐ฆ Your bankโs mobile application. ๐ Call for bank support.