A QR code (Quick Response code) is a two-dimensional matrix barcode. QR codes use four standardized modes of encoding (i) numeric, (ii) alphanumeric, (iii) byte or binary, and (iv) kanji.
Joining a Wi‑Fi network with a link; craft a (Quick Response Code) QR code to automatically join a Wi‑Fi network by following these guidelines. This link will take you to…