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NFC retrofitting - these are the options

  • Oct 31, 2025
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NFC is a useful Features for data transfer, but not all Smartphones have it. How to retrofit the feature in Smartphones, we will explain in this practical tip.

NFC retrofit - what you need to know

NFC (Near Field Communication) is all new and modern Smartphones in General, with on Board. Older Smartphones or Low-Budget devices, but can't come up with an appropriate Chip. But what are the advantages of a NFC Chip of all?
  • Especially in everyday life, NFC is worth it. Because several times a day every Smartphone User must make certain settings, such as the turn off sound, Bluetooth, or Wi-Fi to enable, turn on and off GPS.
  • NFC automates these changes in settings, because you can appropriate information on the so-called NFC Tags save. Then, you keep your Smartphone easily via the day and all stored settings will be applied.
  • But also for the automatic Start up of Apps, NFC is suitable, in combination with a NFC Tag, on which you can store, for example, on the evening of Bluetooth and Wi-Fi off and open at the same time, the alarm clock App.
  • NFC may, at the same time, but also as a digital business or greeting card to use. In the former case, you store on an NFC card, all personal information, but can also link Links to Websites or Social Media channels. The Opposite holds then just his Smartphone on the NFC card and has all your contact information directly on the Smartphone.
  • The mentioned digital greeting card, especially in combination with a real card. So, congratulate a friend about letter for a birthday, to add to the envelope but there is still a NFC-Tag, the recipient to retrieve, for example, a YouTube Video or a few in the Cloud can view the stored images.
  • For all fanatics of NFC Tags is also a very interesting Option: you can be on moving boxes glued to the contents of the box directly to retrieve. Also to Comply with the order in the home's basement or in the attic of the Tags are, therefore, excellent.
  • And, most recently, allows for NFC, of course, the wireless and Pay via Smartphone, even if, for example, Android Pay or Apple Pay is not yet available everywhere in Germany are. However this will change according to the manufacturer in the near future.
NFC retrofit

NFC retrofit option 1

Overall, you have three options, NFC on your Smartphone to retrofit. However, there is no replacing a built-in NFC Chip to complete a Retrofit is only possible to a limited extent.
  • Probably the easiest way is to simply stick an NFC Tag on the back or if it is not too thick-under the cover of the smartphone.
  • The mobile phone can then control very ordinary NFC Tags, and to manage, because the Tags can communicate with each other also with each other. Advantage: The function uses no additional battery.
  • However, no further settings can be made, after all, the System can't access the NFC Tag.
  • Apps like "NFC Tools" you can therefore not use it, because this is a system of access to the NFC Chip needed.
  • However, it is possible with other NFC-enabled devices capabilities from the NFC Tag on your Smartphone to read.

NFC upgrade - option 2

The second Option is to Retrofit NFC is already a few years old, but quite effective.
  • It uses a SD card, in which an NFC Chip is integrated. Of course, your Smartphone must have a Micro-SD card slot to be able to this variant into consideration.
  • Advantage here is that The System can access the Chip, and thus the use with the above-described Apps.
  • A provider with such a Micro-SD card is "Moneto".
  • But also provider of mobile payment systems, such as device fidelity, offer similar solutions, with which you can not only pay, but also the rest of the functionality of NFC use can.
  • However, there seems to be many problems with the availability of the Micro-SD cards, so this possibility is difficult to implement.

NFC upgrade - option 3

Finally, the variant remains to them, the back of your Smartphones independently replaced.
  • But caution: In the case of such a procedure, you may lose any warranty, particularly, if they cause damage to the Inside of the device.
  • You to dare the exchange of the back but, so the Option of a back with integrated NFC Chip can also be fitted.
  • The System can be accessed in the connection to the Chip, you have the complete functionality of NFC is also available here.
  • Whether such a back case for your Smartphone is available, you can here check.
  • The Removal of the rear panel is different for every device. Depending on device and manufacturer, you also need an additional tool.
  • Nevertheless, you should make it only to the replacement of the back cover of your smartphone, if you are aware of exactly what you need to make and potential difficulties to factor in.
  • Therefore this last Option is not really comfortable to pull for savvy smartphone connoisseur, though, might be a viable Alternative.
NFC retrofit - NFC-Cover
As NFC easily on the Raspberry Pi set up, we will show you in a further practical tip.

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