You should read OS supplied guidelines before developing. I can't stress that enough. The guidelines will help you understand the reasons mobile app developers do what they do. Apple is very particular when they review appstore submissions.
When you create an app prototype with Adobe XD, you can insert system screens -- sharing or Control Center, for example -- with just a few clicks. This video shows you how. You can take the full course on Experts Exchange at http://bit.ly/XDcourse.
Please read the paragraph below before following the instructions in the video — there are important caveats in the paragraph that I did not mention in the video.
If your PaperPort 12 or PaperPort 14 is failing to start, or crashing, or hanging, …