Apparently you can specify the text encoding in a thing called “ECI”, but support varies and most readers just guess the encoding by the bytes. I imagine these

Apparently you can specify the text encoding in a thing called “ECI”, but support varies and most readers just guess the encoding by the bytes. I imagine these days most are UTF8 https://stackoverflow.com/questions/9699657/is-utf-8-the-encoding-of-choice-for-qr-codes-with-non-ascii-chars-by-now https://stackoverflow.com/questions/9699657/is-utf-8-the-enc...