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ISSUE

  • Unable to read or write NFC tagsan NFC tag at all


APPLIES TO

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Model

Common

All Point Mobile devices with NFC feature

RESOLUTION

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Before Start:  Check if your device supports NFC feature

Check that NFC feature is turned on



Troubleshooting Steps


Cause
1. Wrong NFC tapping area or Disturbance

Solution: Check the tapping area

Find the NFC antenna location. Refer toNFC Tapping Area.

Check if some impediments are attached to the location or if you bring the NFC tag to the wrong area.

Cause 2. Incompatible NFC tag

Solution: Check that the NFC technology of the tag is compatible.

Refer to Supported NFC Tag Type(Login required)to find compatible NFC technology with Android powered Point Mobile devices.

Cause 3. NFC app works abnormally

Solution: Check if the app you use to get NFC tag information works properly.

You can demonstrate the NFC feature by NFC Demo app. Go to EmKit > NFC Demo.

Refer toNFC Demo guide (Login required) to find how to use NFC Demo app.

If the NFC feature works, you can find the data as below screen.

Image Removed

Cause 4. Read only tag

Check if the NFC tag is read-only

The NFC tag may be 'read-only' tag.

As the following figure, this information can be checked on the READ tab using NFC tools.

NFC Tools can be downloaded from Google Play Store. Click below image to connect download page.

Image Removed

Solution
1Incompatible NFC tag

Check the NFC tag with another Android device

Android powered Point Mobile devices follow NFC forum standard of Android.

Check if your NFC tag can be read with another Android device.
If the Android device also cannot read the tag, the NFC tag may be incompatible type.

2Improper tapping or 
Interference by a material between the device and tag

Tap NFC tag correctly

Remove all metallic material between the device's NFC antenna and the tag.

And bring the NFC tag closer to the device's NFC antenna. Refer to NFC Tapping Area.

3Temporary NFC issue

Turn off and on the NFC

You can turn on and off the NFC easily in the Quick setting panel.

  1. Swipe down the screen.
  2. Turn off the NFC icon Image Added from the Quick setting panel.
    Green icon means the NFC is turned on.
    Image Added
  3. Turn it on again.
4Temporary system issue

Reboot the device

Press and hold the power button, and tap Power > Restart to reboot the device.

5Repair or analysis required

Contact local reseller

If you cannot solve the problem with above steps, contact your local reseller to proceed repair or analyze the issue.





Not Resolved?

Refer to similar troubleshooting guides.

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