<p> Every document archived in PaperOffice receives a unique Document ID, which you can easily copy from the properties of the document, print and attach to your document. </p> <p> Activate your camera by clicking on the QR code symbol in your search bar. Place the PaperOffice QR code legibly in the red area until it can be read. </p> <img src = "https://api.paperoffice.ai/latest/knowledge/image/15/66ffcdbbc26b62c0e48e09379188d26cf1afc6822203ed36bfd6d5142e9f1a45" alt = "Camera recognition of the QR code"> <p> After the QR code has been recognized by PaperOffice if will be displayed in the PaperOffice surface. </p>