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Everything you need to know about NFC on Xiaomi Redmi Note 9 Pro

The Near field communication (NFC) feature allows mobile device users to send content by touching them together or bringing them into contact with an NFC tag embeded in a poster or advertisement.
Mobile devices detect the tags and load information from the tags when determining what action to take on the content, such as open a URL in a browser, send it as an SMS message or call the number listed on the tag. In this article we will focus on exchanging data and paying with NFC in Xiaomi Redmi Note 9 Pro.

Does Xiaomi Redmi Note 9 Pro have NFC as a wireless technology?

Yes, Xiaomi Redmi Note 9 Pro has an NFC feature which is turned on by a small card inside the phone called a chip.

How can I scan NFC tags on Xiaomi Redmi Note 9 Pro?

In order to scan a tag with an NFC scanner on Xiaomi Redmi Note 9 Pro, it is first necessary to download a tag writer app like NFC TagWriter by NXP.
After learning how to install and use the NFC writing apps by reading the following paragraghs, you then just need to hold your phone close to the tag and scan it.

NFC on Xiaomi Redmi Note 9 Pro

Transferring data using NFC on Xiaomi Redmi Note 9 Pro

To send data from Xiaomi Redmi Note 9 Pro, NFC should be turned om as explained before. Also, you need to enaable Android Beam from NFC settings, more or share and connect, then activate the Android Beam. After activation, follow these steps to accomplish transfering data process:
– Open Gallery or your phone files.
– Choose the file or data you want to share it.
– Tap on share icon.
– Tap on NFC icon.
– After connecting with the other device, select tap to share.
On many devices, the beam is activated automatically when you turn on the NFC. Also, some devices requires you to tap on the Android Beam icon after you tap to share the file or the photo. So, you need to tap on the icon, then continue the other steps as usually.

NFC Apps on Xiaomi Redmi Note 9 Pro

To write NFC tags for task automation on your Xiaomi Redmi Note 9 Pro, you need third-party apps, while to make payments you need NFC payment apps. These apps help you to use your phone features effortlessly with no need to do many tasks manually.

How to use Google pay app for contactless payments?

To use NFC features on Xiaomi Redmi Note 9 Pro, you need to activate tap to pay by following these steps:
– Go to settings.
– Share and connect.
– Press on tap to pay.
Choose the appropriate app to use it. After that, open the app, add a card and enter the bank and card details.
Wenever you want to pay, open the app and tap on “Pay” and place the other device close to your phone.

NFC on Xiaomi Redmi Note 9 Pro

How to install NFC writing apps for android?

Firstly, you need to activate NFC on your Xiaomi Redmi Note 9 Pro. After that, make sure that you have a blank NFC tag or buy a one. Next, install 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 automate tasks by scanning tags, you need to write commands using a tag and NFC writing app. To write the tag:
– Open the app.
– Click on write tags in the top right.
– Choose New Data set.
You will find many options, select the link for example to enter a URL.
– Choose the URL type.
– Enter the domain in the other field.
– Select save and write.
In the next screen you will find all of the options unchecked. Tap on write, hold your phone, then move the tag in front of it and the confirmation screen will appear.

How much memory do I need to write NFC tag?

To stor text, you’d need a memory size of 26 bytes (bytes are the same as bits)
For web addresses, 19 bytes should suffice. SMS messages take up 68 bytes, on the other hand email messages need at least 83 bytes.

NFC on Xiaomi Redmi Note 9 Pro

What do you need to use NFC on Xiaomi Redmi Note 9 Pro?

Using NFC on Xiaomi Redmi Note 9 Pro requires you to be familiar with Xiaomi Redmi Note 9 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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