Using Online QR Code Generator to compose email, you can easily compose full email details like Address, Subject and Body embedded into the QR Code. The generated QR Code could be placed on document page or saved on image.
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A file with PPT extension represents PowerPoint file that consists of a collection of slides for displaying as SlideShow. It specifies the Binary File Format used by Microsoft PowerPoint 97-2003. A PPT file can contain several different types of information such as text, bulleted points, images, multimedia and other embedded OLE objects. Microsoft came up with newer file format for PowerPoint, known as PPTX, from 2007 onwards that is based on Office OpenXML and is different from this binary file format.
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You can also sign other file formats. Please see the list below.