This guide describes how to improve your document with generated QR code using C#. Sign your documents with a QR Code and various standard QR code elements like Event QR Code, contact QR Code as VCard or MeCard, SEPA payment QR Code using GroupDocs.Signature .NET API by GroupDocs....using C# How to generate QR Code and sign document using C# Leave...document with an Event QR-code in C# Sometimes it is needed to inform...