The Near field communication (NFC) feature allows mobile device users to transfer data 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 sending data and paying with NFC in Xiaomi 12S Ultra.
Does Xiaomi 12S Ultra have NFC?
Yes, Xiaomi 12S Ultra has an NFC technology which is enabled by a small card inside the phone called a chip.
Wireless connection not working, how to turn on NFC on Xiaomi 12S Ultra?
Follow these steps to turn on NFC on Xiaomi 12S Ultra:
– Go to settings.
– Tap on connections.
– Scroll down.
– Activate the NFC switch.
If you want to learn more about how to use NFC on Xiaomi 12S Ultra, continue reading the following paragraphs as everything about NFC will be explained.
How can I scan NFC tags on Xiaomi 12S Ultra?
Scanning an NFC tag on Xiaomi 12S Ultra, comes after installing a writing app like TagWriter by NXP. You just need to open the app, and hold your phone near the tag then scan it. The following paragraphs explain more about downloading and using writing apps.
How to transfer data using NFC from Xiaomi 12S Ultra to an Android smartphone?
Download “send anywhere” app in both devices. In the first device, open the app and tap on share option in the top left corner. As for the other device, tap on yes I agree and close the window. Next, in Xiaomi 12S Ultra, 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.
– Tap on the arrow in the bottom left corner.
Now Insert the key you see in Xiaomi 12S Ultra on the other device, then choose while using the app. In Xiaomi 12S Ultra , tap on yes I agree then close the window and tap on the photo or file in both phones.
For what can I use NFC apps on Xiaomi 12S Ultra?
To write NFC tags for task automation on your Xiaomi 12S Ultra, 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 Xiaomi 12S Ultra NFC payment?
To use NFC features on Xiaomi 12S Ultra, you need to turn on tap to pay by following these steps:
– Go to settings.
– Share and connect.
– Tap 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.
How to install NFC writing apps for android?
To write NFC tag you need to:
– Activate NFC on Xiaomi 12S Ultra.
– Buy a blank NFC tag.
– Install Writing app (NXP tagwriter).
After downloading the app open it and continue reading the following paragraph about writing the tag by this app.
How to use NFC apps to write NFC tags?
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.
What is the memory I need to write an NFC tag?
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.
What do you need to use NFC on Xiaomi 12S Ultra?
Using NFC on Xiaomi 12S Ultra requires you to be familiar with Xiaomi 12S Ultra 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.