NFC, explained
Does NFC work without internet? What an NFC ring needs to share your details
NFC works without internet: the tap is a short-range radio exchange. Loading an online profile is a separate step that needs data on the receiving phone.
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NFC, explained
Understand the tap, the phone, and what happens between them.
NFC, explained
Do NFC rings work with iPhone and Android? Which phones read them and where to tap
Which iPhones and Android phones read an NFC ring with no app, where to hold the ring on each phone, and what the other person sees after the tap.
NFC, explained
Why an NFC tag can scan while its profile will not load
A successful NFC detection and a working web profile are separate steps. Use this checklist to find which part of the handoff failed.