NFC in Xiaomi Redmi smartphones: what it is, how it works and why you need it

When you see the acronym NFC in the Xiaomi Redmi specifications, many users wonder what technology it is and why it is singled out? In fact, NFC (Near Field Communication) is a short-range wireless standard that has become an integral part of modern smartphones. In this article, we will examine how NFC works in Redmi devices, what opportunities it opens up and why its availability can be a decisive factor in choosing a model.

NFC was introduced in the early 2000s, but it only became widespread with the development of mobile payment systems, and in Xiaomi smartphones, it is integrated into most mid-range and premium models, starting with the Redmi Note 7 and up, but not everyone knows how to use NFC properly and what features it supports besides contactless payments.

What is NFC and how it works in Xiaomi Redmi smartphones

NFC (Near Field Communication is a short-distance wireless communication technology (typically up to 10 cm) that operates at 13.56 MHz and enables secure communication between devices. NFC-The module is built into the motherboard and activated through software.

The main advantage NFC — It's low power and high speed, unlike Bluetooth, which requires pre-synchronization, NFC-And these devices connect instantly as they get close to each other, and that makes the technology perfect for the future:

• 💳 Contactless payments (Google Pay, Mi Pay)
• 🔑 Emulations of keys and passes (smart locks, transport cards)
• 📱 Fast transfer of files between smartphones (Android Beam)
• 🎫 Label and tag reading (interactive advertising, museums)

Redmi NFC is based on chips from NXP or Broadcom that support all the major standards: ISO 14443 (for bank cards), ISO 15693 (for tags) and FeliCa (for Japanese transport systems), which means that your Redmi with NFC will work with most contactless terminals around the world.

Xiaomi Redmi models support NFC

Not all Redmi smartphones are equipped with NFC-It's usually based on the price segment and the region of sales, like budget models like Redmi. 9A or Redmi 10A do without NFC, The most advanced devices are the Redmi Note 11 Pro.+, Redmi K50 or POCO X5 Pros support technology. Below is a table with current models and their support NFC.

Note that some models (e.g. Redmi Note 11 Pro) may only have NFC in global versions, while the Chinese versions (Redmi Note 11 Pro China) lack NFC, due to differences in mobile payment standards across markets.

⚠️ Note: Before buying, check the availability NFC In the specifications of a particular smartphone modification, for example, the Redmi Note 10 Pro for India may not support NFC, The European version of the project supports.

How to Enable and Configure NFC on Xiaomi Redmi

It takes less than a minute to activate NFC on Redmi smartphones.

1. Open Settings → Connections and Sharing → NFC.
2. Transfer the NFC slider to the "On" position.
3. If necessary, activate the Android Beam option (for file transfer).
4. For contactless payments, add a bank card to Google Pay or Mi Pay.

If the menu does not include NFC, it means that your model does not support the technology. In some firmware (for example, on Redmi with MIUI Global), the path to settings may be different:

Settings → Additional → Wireless Networks → NFC

After activation NFC The smartphone will automatically search for compatible devices within range, for example, to pay for a purchase, you just need to bring Redmi to the terminal - the payment will pass without confirmation (if the amount is less than 1000). ₽) or after a fingerprint scan.

Make sure that NFC is enabled in the settings |

Try to pay for a small purchase through the terminal.|

Check file transfer with another smartphone |

Scan it. NFC-label (for example, in the store)-->

The main functions of NFC in smartphones Xiaomi Redmi

Redmi's NFC is not just about payments, it supports many use cases that make everyday tasks easier.

1. Contactless payments

The most popular use of NFC is payment for purchases through Google Pay, Mi Pay or banking applications (SberBank Online, Tinkoff).

• 📱 Add the card to your wallet (in the bank app or Google Pay).
• 🔒 Set the unlock to print or PIN-code.
• 💳 Bring your smartphone to the terminal – the payment will pass in seconds.

Emulation of keys and passes

Many modern Redmis (e.g. Redmi K50 Ultra) support emulation of keys for smart locks, intercoms or office passes.

1. Download the lock manufacturer’s app (e.g. Mi Home for Xiaomi devices).
2. Follow the instructions for linking the key to NFC-module.
3. Now it is enough to hold the smartphone to the lock to open the door.

3. Data transfer (Android Beam)

Although Android Beam is officially removed from the latest versions of Android, some MIUI firmware retains this feature.

• 📎 Contacts
• 📷 Photos
• 🔗 Links to web pages
• 🎵 Playlists

To do this, activate Android Beam in NFC settings and bring the two smartphones with the back panels to each other.

Interaction with NFC-marker

NFC-Labels are little chips that can be programmed to do certain things:

• 🚗 Automatic start of the navigator when placing the smartphone in the holder in the car.
• 🔊 Turn on the "Do Not Disturb" mode when touching the tag on the bedside table.
• 📶 Connect to Wi-Fi by touching a tag in the office.

To work with tags, install the NFC Tools app from Google Play.

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If NFC doesn’t work after the MIUI update, try resetting the network settings to Settings → System → Resetting the settings → Network Reset. This often solves connection problems.

NFC problems on Xiaomi Redmi and their solutions

Sometimes users find that the NFC on Redmi is not working or is not working properly, and consider the typical problems and ways to fix them:

1. NFC is not turned on

If the NFC slider is inactive or the smartphone does not respond to the approach to the terminal:

• 🔄 Reset the device.
• 📱 Check if the cover is blocking the antenna. NFC (It is usually located at the top of the back panel).
• 🛠️ Update the firmware to the latest version MIUI.
• 🔧 Reset network settings (Settings) → System system → Resetting settings).

2. Payment fails

If the terminal does not accept payment via NFC:

• 💳 Make sure the card is added to Google Pay and activated.
• 🔒 Check if your smartphone is unlocked (some terminals require fingerprint confirmation).
• 📶 Make sure the terminal supports contactless payments (it should have a PayPass or PayWave logo on it).
• 🔄 Try to reboot your smartphone and repeat the payment.

3. NFC doesn't read tags

If the smartphone does not respond to NFC-marker:

• 📲 Install an app to read tags (for example, NFC Tools).
• 🔍 Check if the mark is damaged.
• 📡 Bring the smartphone as close as possible to the mark (distance should be 1-2 cm).

⚠️ Note: Some Redmi models (e.g. Redmi Note 9 Pro) have antennas NFC It's not in the center, but closer to the upper left.

Comparing NFC in Xiaomi Redmi with other brands

The NFC in Xiaomi Redmi smartphones is implemented at the level of flagships of other brands, but there are nuances. For example, unlike Samsung, where NFC supports MST (technology for working with outdated terminals), Redmi smartphones rely only on the standard protocol, which means that in some countries (for example, in the United States) they may not work with terminals that do not support EMV.

On the other hand, Xiaomi is actively integrating NFC with the Mi Home ecosystem, allowing the smartphone to be used as a universal remote for the smart home. For comparison, the table below shows the key differences between NFC in Redmi and competitors:

Thus, the NFC in Redmi is not inferior to competitors in basic features, but loses in compatibility with outdated payment terminals, but the integration with the Xiaomi smart home makes it more versatile for users of the ecosystem.

Next articleThe future of NFC in Xiaomi smartphones: what to expect next

NFC technology continues to evolve, and Xiaomi is not left out, with recent models such as the Redmi K60 Ultra featuring UWB (Ultra-Wideband) support that works alongside NFC to better position devices, opening up new possibilities:

• 🔑 Digital keys for cars (already being tested with some brands).
• 📍 Precise positioning in smart home systems (e.g., automatically turning on lights when entering a room).
• 🎮 Gaming controllers with contactless synchronization.

Xiaomi is also expected to expand support for virtual maps for transport in different countries, and some Redmi models can emulate transport cards in Moscow, St. Petersburg and other cities through the Miranda or Troika app.

Another area is to improve security. MIUI A dynamic encryption function may be available NFC-Data that makes payments even more reliable.

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NFC in Xiaomi Redmi is not just about payments, but it is actively integrating with smart home, transportation systems and even gaming accessories, making the smartphone a versatile tool.

FAQ: Frequent questions about NFC in Xiaomi Redmi