I'm trying to come up with a definitive list of useful but quick tips to speed things up and make things better on an iPhone. Here are some of my favourites. Siri is the fastest way to open an app. This is the fastest way to open an app's settings; just ask Siri to open "settings" while in the app. It's also the fastest way to send a quick message to someone and the fastest way to dictate an email. You can even ask him to turn on Do Not Disturb or schedule meetings with named contacts. Quick reply Have you received a message and want to send a reply quickly? Just tap the message to open its preview, then swipe up on the screen to find three quick responses you can use. To read this article in its entirety, please click here.