Class Libraries & REST APIs for the developers to manipulate & process Files from Word, Excel, PowerPoint, Visio, PDF, CAD & several other categories in Web, Desktop or Mobile apps. Develop & deploy on Windows, Linux, MacOS & Android platforms....OnReadBarcodeBtn functions to the page code “x.xaml.cs” : <ScrollView> ...add following code to form initialization code in “x.xaml.cs”...