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How to Silent print from an UWP Application

The current UWP API does not support silent printing, i.e. without explicit user interaction. For POS scenarios UWP does offer the POSPrinter API – this may or may not apply to your scenario though: https://learn.microsoft.com/en-us/uwp/api/Windows.Devices.PointOfService.PosPrinter https://github.com/Microsoft/Windows-universal-samples/tree/master/Samples/PosPrinter For LOB applications running on desktop, you also have the option to continue using your Win32 printing APIs from … Read more

How to access registry key in a UWP app?

If your app is a pure UWP app, this is not possible. UWP apps were built with the goal of being lightweight and avoid registry as much as possible, so your app cannot access the registry at all (although some registry keys are created by the system when the app is installed, like URI protocol … Read more

broadFileSystemAccess UWP

This capability is not listed in the “designer” of Package.appxmanifest, you have to add it manually via code. Go to Solution Explorer and right-click Package.appxmanifest. Select View Code. In the code view update the Package element to contain the following: <Package … xmlns:rescap=”http://schemas.microsoft.com/appx/manifest/foundation/windows10/restrictedcapabilities” IgnorableNamespaces=”uap mp rescap”> Do not duplicate the IgnorableNamespaces attribute, just append rescap … Read more