The Near field communication (NFC) feature allows mobile device users to transfer information 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 LG K42.
Wireless connection not working, how to turn on NFC on LG K42?
You can activate NFC on LG K42 from the home screen by swiping down from the top then tapping on the NFC icon and it will be activated. Also, you can activate the feature from settings:
– Go to settings.
– Click on connections and sharing.
– Swipe up to find NFC.
– Turn on the NFC switch.
You can turn the feature off whenever you want especially if you want to save your phone power. If you don’t know how to use NFC on LG K42 in terms of paying and scanning tags, continue reading this article as everything about NFC will be clarified.
How to scan the NFC tag on LG K42?
Scanning an NFC tag on LG K42, 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 installing and using writing apps.
How to share files using NFC from LG K42 to an Android smartphone?
To transfer files from LG K42 to an Android device, you need to download send anywhere (File Transfer) app. After installing the app in both, LG K42 and the other device, click 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 LG K42, 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 LG K42 on the other device, then choose while using the app. In LG K42, tap on yes I agree then close the window and tap on the photo or file in both phones.
Apps for NFC on LG K42
To write NFC tags for task automation on your LG K42, you need third-party apps, while to make payments you need NFC payment apps. These apps help you to use your phone features easily with no need to do many tasks manually.
How to use Google pay app for contactless payments?
You have LG K42 means that you can make payments with NFC. Follow these steps to use google pay for pay and checking your transaction history.
– Download Google pay.
– Open the app.
– Get started.
– Select set it up.
– Add your card.
– Add your card details.
You should set Google pay as your default payment method because it’s the most important one to use. To do so, go to settings, then cintactless payments or tap and pay, and select Google pay.
Ready to get your products? Simply put your phone by the scanner and go.
How to write NFC tags by using NFC apps?
To write a tag in order to automate task by scanning it with your phone, follow the clarification below:
– Open the app you installed.
– Press 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.
I want to write an NFC tag, how much memory do I need?
The memory you need depends on the form of data, if you want to store text it will take 26 Bytes. On the other hand, a web address requires 19 Bytes, and SMS requires 68 Bytes. As for Emails you will need at least 83 Bytes.
What do you need to use NFC on LG K42?
Using NFC on LG K42 requires you to be familiar with LG K42 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.