How do QR codes actually work?

Ever scanned a QR code at a café and wondered what those black-and-white squares are really doing?
In this 90-second explainer, we break down how QR codes turn simple bits (0s & 1s) into scannable patterns that can hold up to 3,000 characters—enough for an entire page of text.
#techexplained #qrcode #howitworks

Видео How do QR codes actually work? канала MinutesMatter