Questions tagged [nfc]
Near field communication (NFC) allows wireless data exchange between two NFC devices in close proximity to each other. NFC devices are very small and can, for example, be integrated in cards.
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Setting a reminder for when you enter your car
Most of us have Android smartphones. At the same time, not all of us may have Android powered(/enabled) cars, but, may have to do something (such, as, check a note in the front drawer, or under the ...
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Google Pay works only when NFC is being turned on
I got S23+ last week and am having problems with Google Pay. When I put the phone to the terminal, nothing happens (NFC is on). After some trial and error, it turns out it works fine but only in the ...
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Can I use my phone as a MIFARE Classic card?
I use a MIFARE Classic badge to access my building (the system is a French one: VIGIK).
I cloned a few tags already (tag to tag) and was wondering if my Galaxy S22+ with Android 13 could act as a tag, ...
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Using root, how to fake nfc support of my phone so I can install apps that requires nfc from the Google Play Store?
This question is an extension of this question where I want to perform the nfc checking part at the embassy.
Which files do I need to change in the filesystem using root so I can download apps marked ...
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Disable NFC package on Android 12
From the forum, I got lots of information about package disabling on Android. But none of this works for me. I try block the NFC package on boot:
pm disable com.android.nfc
svc nfc disable
service ...
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Want to launch applications/actions when I touch an NFC tag, simply
I have an NFC-capable phone (Nokia G60, Android 12) and a bunch of NFC tags/cards.
I would like to launch an app or run an action automatically when I tap my phone to a tag.
For example, if I get in ...
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"NFC Service has stopped" dialog repeatedly popping up
Phone: Cubot KingKong 5 Pro
Android 11, Security Update July 5.
A couple of days ago the phone "crashed" and restarted itself. It does that from time to time, at worst it did it once per ...
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Enabling NFC on vivo V2205
So, vivo Y35 (V2205) has an NFC hardware inside.
but apps (and settings) ways that 'NFC is not supported'
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I am looking for a way to enable NFC (preferably without root, but rooting is fine)
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media control "resume" and "pause" via NFC tag do not work
Problem description
I wrote tasks onto NFC tags
to play different playlists in a media player app,
to control the media player (Vol +/-, next/previous title, pause/resume, quit media player) and
to ...
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Does a bank see email address of a Google account if I add a credit card to google pay
If I add a credit card to my Google pay what Google account details is my bank able to see if any?
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Does a store see my email address when I pay with Google Pay (NFC)
Can a store see an email address associated with my Google account (a card has been added to) when I pay with Google Pay via NFC?
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In which markets does the Xiaomi Redmi 10C have NFC?
I just bought a Redmi 10C from an official Xiaomi Store in Malaysia, but I'm from Australia where we don't really have Xiaomi. There's also not really that much info about them in English.
I naïvely ...
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Can I make NFC payments using Google Pay while in airplane mode?
Can I make NFC payments using Google Pay while in airplane mode, like when I don't have cell phone or wifi service (particularly when travelling)?
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Load URL/URI from NFC tag automatically
I have a Redmi Note 8 Pro which can read NFC tags, and I wrote an NFC tag with a custom URI for an app (Obsidian). The custom URI makes the app to open and write something inside it.
The "problem&...
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Do contactless payments work on Android 4x these days?
I've seen info that current version of Google Pay requires Android 5 or higher. Is it possible to install and use any application like Google Pay on Android 4.x (with NFC)?
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After I installed an app, the phone now scans NFC every time I unlock the screen (Android 12)
I did not know that an App can modify system behavior like this.
I have phone always on silent. I installed "Xiaomi Wear". During installation in Play Store, the phone made a short vibration....
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Google Pay is nowhere to be found
The situation is pretty strange:
Google Play store tells me that Google Pay is not compatible with my device (Samsung S10), but I know it is installed and I have used it in the past.
When I click on ...
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Storing NFC credit card near NFC phone
I have a quick question about NFC on Android devices. Assume that I have a device set-up for Google Pay, i.e. I added a credit card. I also have said credit card in my wallet and it is capable of NFC ...
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NFC tags to execute commands
I would like to know if there is such a possibility to create NFC tag and then use it to execute complex commands on a tablet, for example opening a specific application or changing a certain system ...
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Does play store filter out NFC apps for phones which do not have NFC?
I'm developing an Android app based on NFC technology.
So when my app goes live on the play store, will the app be displayed for people having non-NFC phones? Will they be shown a message like "...
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NFC: Spotify URIs open app, not specified resource
My goal is to program NFC tags in such a way, that Spotify starts playing a specific track/album/playlist.
But after writing a Spotify URI (e.g. spotify:track:6rqhFgbbKwnb9MLmUQDhG6) to my tag, it ...
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How to drive Philips Hue lighting with NFC tags
Recently I came to use my NFC tags again.
Wondering how I can use my NFC tags to automatize chores like:
Turn the light on at noon (Alexa/Philips Hue)
Turn the light off at midnight
In essence I ...
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How to use NFC Tools to write a 540 byte file to NFC Ntag 215?
It seems Tagmo is a tool to write NFC tags, but when I searched on the Google Play Store, NFC Tools came out, not Tagmo (and it has a 4.4 out of 5 rating), so I tried using it to write a .bin file ...
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Using USB NFC reader as native from Android Emulator
I'm testing an Android app that uses NFC. However, my actual testing phone does not have NFC capabilities built-in. What I do have is a USB NFC reader for Windows. Is there a way I can open my app on ...
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How to emulate a NFC card with an Android phone?
I have installed several "NFC tools" apps, and I am able to read a NFC door card. It seems to be able to duplicate it (when I'll have a blank NFC card) or even write new NFC tags.
But I'd like to do ...
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Do wireless charging adapters interfere with NFC?
I've just got a Huawei P30 (standard, not Pro or Lite) and realised it doesn't feature NFC - with no less than 4 wireless chargers in my house and 2 in my office. But I use Google Pay all the time - ...
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Is there a way to activate NFC during initial phone setup?
My mdm (Ivanti/Landesk) requires to deploy an APK through NFC during the initial phone setup (and only during this setup, where you need to set the langage, time zone, google account, etc.) .
This is ...
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Can I emulate my NFC credit/bankcard with my phone?
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Samsung Pay, Google Pay, Apple Pay or anything else isn't enabled in my country, but I do know that my card is using NFC. From what I have read there is a possibility that it can't ...
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Samsung Galaxy emitting constant beeping sound
My Galaxy (A8) is emitting a constant beeping sound every few seconds. I tried the following, per various online suggestions:
Wiping the cache (by entering into recovery mode)
Closing all ...
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How to use Glase on a rooted Android device?
How can I use the Tap and Pay payment app Glase (formerly SEQR) on a device which has been rooted using Magisk?
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Will leaving a device on an NFC tag do any harm? [duplicate]
I want to leave my phone sat on an NFC tag all day long - will it do any harm to either the phone or the tag?
I'm worried about Android constantly trying to read the tag all day, and that this could ...
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Device fails to install provisioning app
I'm trying to provision a Huawei Y6 (MYA-L11) with a custom Device Owner app via NFC after a factory reset. However, once it has downloaded the admin app, I get a message box: "Oops! Couldn't install ...
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What is the catch with microSD cards that have NFC support and will my Xiaomi Mi A1 support it?
I recently bought myself a Xiaomi Mi A1. Because it has a microSD card slot I'd like to buy a card. I noticed that some have NFC. Is it worth It? Is this real NFC or just a gimmick feature to buy such ...
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How to get Feitian MultiPass FIDO U2F working with OnePlus 3T?
Feitian MultiPass FIDO has 3 ways to work as a hardware token: BLE, NFC and USB. I'd like to use it either with NFC or BLE because the USB input can be occupied, and I have a feeling anyway that the ...
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Can Liquid screen protector be applied to the back of a phone [closed]
This is more of a hardware question...
I got my LG V30 recently, and after a few days of usage without a case, I noticed I got a feel minor scratches, and one bigger one.
My question is this? Can I ...
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How can I trigger an action on one Android device with another Android device?
I recently got a new device and my old device will now be used as a music player with my bluetooth speaker. However, I wanna save battery by not having the old device's bluetooth on the whole time. ...
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Firefox hijacks YubiKey NFC
I'm using a YubiKey Neo configured as an one-time-password generator. I'd like to use it with the YubiClip app but every time I pass it next to my phone, Firefox (my default browser) opens with a ...
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Multiple uses for NFC
I have my bank card linked to my NFC and since this day it is also possible to have my public transit card assigned to my NFC-chip. The thing I want to know is, is it possible to have multiple ...
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NFC-Tagtype isn't supported
I've got a Samsung Galaxy S6 and recently updated my software to Android 7.0. Ever since I updated my Samsung Galaxy S6, my NFC Tag reader apps stopped working. Is this a known issue? I've tried ...
MrPerry
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Is it possible to have the NFC URL reuse a browser tab?
When I tap an NFC tag with url in it, it gives the option to open the link in the browser. If I go tap that tag again or another similar tag, it prompts user to open the url again in another browser ...
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NFC on S4 doesn't work at all
I have an S4 with which I try the Yubikey Neo with NFC on. I also tried another tag but I can't get any response from the phone whatsoever. Not even a beep. NFC is turned on for sure.
I bought an (...
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Can i use NFC for File Transfer in Motorola X?
My friend is using Motorola X with NFC, but he can't transfer files through it. How do you transfer files through NFC on Android?
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Smart Lock unreliable/not working with NFC tag?
I’ve been trying to get Smart Lock to work on my Android device (OnePlus One on Cyanogen OS 13.1.2, i. e. Android 6.0.1/“Marshmallow”).
I’ve configured an NFC tag as a trusted device and want to ...
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Does Galaxy Xcover 3 Value Edition support Mifare Classic NFC tags?
The Samsung Galaxy Xcover 3 is one of the few devices that still support Mifare Classic NFC tags. It was released in 2015. Now Samsung have released an updated version, the "Value Edition" in 2016.
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Which Android phones support MiFare Classic NFC tags? [closed]
I have to use MiFare Classic NFC tags, which Android phones can read and write to it? Couldn't find it on the internet.
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Is it possible to add the NFC to the phone which does not have it?
My phone is a Motorola Moto 2g LTE (xt1072). It is really good phone but there is a one problem, it does not have NFC. Is there any solution, to add NFC to the phone which does not have it – and would ...
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How to get rid of NFC icon?
After a forced OS reinstall by a repair shop a Sony Xperia Z5 Compact started to show a NFC icon in a status bar.
How to get rid of it? It does not give any information as it is always on, so it is ...
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Can I pay with my phone if I switch to Cyanogenmod?
I own an Oneplus 3 and a NFC sim card. In order to use the banking payment app of my bank (Rabobank Wallet: https://www.rabowallet.nl/ / Netherlands) I need a phone with android supporting open mobile ...
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Can't enable NFC on Samsung Galaxy S3
For some reason I am unable to enable / use NFC on my Samsung Galaxy S3 (i9300).
When I got the phone, it did work. A month ago, I wanted to use it again and it did not work. I am currently using a ...
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How does NFC unlock work?
I am not asking for instructions on how to set it up. I can't find any page or diagram detailing Android's scheme for using NFC modules to unlock devices. What algorithms are used? How about the steps ...
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