There is in issue with writing NFC tags.
async function writeTag() { if ("NDEFReader" in window) { const ndef = new NDEFReader();
needs to be
async function writeTag() { if ("NDEFReader" in window) { const ndef = new NDEFWriter();
Hi @nielsq. Thanks for your issue. Your suggestion is not correct, though, NDEFWriter was merged into NDEFReader and removed both from the spec as well as from Chromium implementation some time ago.
There is in issue with writing NFC tags.
async function writeTag() { if ("NDEFReader" in window) { const ndef = new NDEFReader();
needs to beasync function writeTag() { if ("NDEFReader" in window) { const ndef = new NDEFWriter();