How to share docs/pdf files from my files(iOS) in to myApp sharing to your Swift app via UIActivityViewController. i tried UIFileSharingEnabled and NSExtension NSExtensionAttributes NSExtensionActivationRule NSExtensionActivationSupportsImageWithMaxCount 1 NSExtensionMainStoryboard MainInterface NSExtensionPointIdentifier com.apple.ui-services when user tap to share any file from my files i want to show my app under UIActivityViewController and when user tap on...