HomeXiaomiWhat you need to know about NFC on Xiaomi Redmi K40 Pro+

What you need to know about NFC on Xiaomi Redmi K40 Pro+

NFC stands for Near Field Communication, a short-range wireless personal area network. It enables access to shared data and services by bringing the smart devices in proximity of each other. It is primarily used in payment systems and exchanging data. In this article, we are about to explain how to use NFC on Xiaomi Redmi K40 Pro+.

Does Xiaomi Redmi K40 Pro+ have NFC?

Yes, Xiaomi Redmi K40 Pro+ has an NFC feature which is turned on by a small card inside the phone called a chip.

How to turn on NFC on Xiaomi Redmi K40 Pro+?

To turn on NFC on Xiaomi Redmi K40 Pro+, follow these steps:
– Go to settings.
– click on connections.
– Swipe down and turn on the switch of NFC.
Now NFC is active in your phone and you can use it or even disable it if you want. To get benefits from NFC, you need to know how to use NFC on Xiaomi Redmi K40 Pro+ in terms of paying, scanning tags and writing tags. So, continue reading as we will clarify more about these topics.

NFC on Xiaomi Redmi K40 Pro+

Scanning NFC tags on Xiaomi Redmi K40 Pro+

Scanning an NFC tag on Xiaomi Redmi K40 Pro+, comes after downloading a writing app like TagWriter by NXP. You just need to open the app, and hold your phone close to the tag then scan it. The following paragraphs explain more about downloading and using writing apps.

What is the best way to transfer files using NFC on Xiaomi Redmi K40 Pro+?

To send files from Xiaomi Redmi K40 Pro+ to an Android device, you need to download send anywhere (File Transfer) app. After installing the app in both, Xiaomi Redmi K40 Pro+ and the other device, tap on send option in the bottom left corner of the app.
In the other device, tap on yes, I agree and close the window. On Xiaomi Redmi K40 Pro+, tap on
– Newly installed apps.
– Send anywhere.
– Media files from screenshot or another folder.
Now remove the mark from the first two options and keep it for the files you want to send them. Next, click on send and got it.
– click on the upper right icon
– Choose while using the app.
– press on the arrow in the bottom left corner.
Now Insert the key you see in Xiaomi Redmi K40 Pro+ on the other device, then choose while using the app. In Xiaomi Redmi K40 Pro+, tap on yes I agree then close the window and tap on the photo or file in both phones.

Apps for NFC on Xiaomi Redmi K40 Pro+

To use NFC tags for automation on your phone you will need third-party apps and to make payments, you need payment apps. These apps enable a lot of features with bit effort and no manual actions needed.

NFC on Xiaomi Redmi K40 Pro+

How to use Xiaomi Redmi K40 Pro+ NFC payment?

To utilize tap-to-pay features on your Xiaomi Redmi K40 Pro+, go to settings, share and connect, then click on tap to pay and choose the appropriate app to use it. Next, open the app and add your card details.
To make a payment with your phone, open the app and tap it to another device. This will allow you to pay electronically with your phone.

How to install NFC writing apps for android?

Firstly, you need to turn on NFC on your Xiaomi Redmi K40 Pro+. After that, make sure that you have a blank NFC tag or buy a one. Next, download Writing app (NXP tagwriter).
Open the app and follow the text below to write the tag with it.

How to write NFC tags using the TagWrtier-NXP app?

To write a tag in order to automate task by scanning it with your phone, follow the explanation below:
– Open the app you installed.
– Tap on write tags in the top right.
– Select new data set.
Let’s assume that you choose “link”:
– Choose its type.
– Enter the domain in the other field.
– Select save and write.
In the next screen, all options are unckecked. Click on write, then hold your phone near the tag to see the confirmation on the screen.

NFC on Xiaomi Redmi K40 Pro+

I want to write an NFC tag, how much memory do I need?

The memory you need to write an NFC tag is not the same because if you want to write or store a web address, you will need 19 bytes, while you need 68 bytes for SMS. As for Emails, it requires at least 83 bytes.

Everything you need to know to use NFC on Xiaomi Redmi K40 Pro+

Using NFC on Xiaomi Redmi K40 Pro+ requires you to be familiar with Xiaomi Redmi K40 Pro+ NFC settings that include :
– Turning on NFC: A process of activating NFC from settings.
– Using the antenna: A sensor makes it possible to share data wirelessly.
– Scanning: Making contactless communication between two phones using the NFC sensor.
– Paying: using the NFC feature to make contactless payments.
– Transferring data: Sending data from one device to another by using NFC.

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