To easily scan a QR code on your computer, you can use various tools designed for qr コード 読み取り pc . One popular option is using a QR code scanner app, like QR Code Desktop Reader, which works with your PC’s webcam. Alternatively, you can use online QR code readers such as Web QR, where you simply upload an image of the code or scan it live with your camera. These methods make it simple to read QR codes without needing a mobile device.