The “Optional URL Scheme” option in Viewer Builder is a relatively obscure feature that can come in handy. If you’re viewing this blog post on an iPad or iPhone in mobile Safari, tapping the following link opens the DPS Tips app if you have it installed (and updated to the newest version):
NOTE: If you click this link from a computer browser, you get an error message. Similarly, if you tap the link on an iPhone or iPad on which DPS Tips is not installed or updated, you get a “Cannot Open Page” error message. It’s useful only when you tap this link on an iOS device that has the newest version of DPS Tips installed.