Our smartphones are one of the most powerful devices we carry around with us. More compute than what the Apollo mission took to the moon? I heard it somewhere, don't quote me on that
Many of us want to get more out of our phones and connect it to larger displays for streaming shows, reading through new or emails or even completing presentations with docs on your phone.
All of this is possible but with nuance which we go through. And for those who have Android phones, here is an article that goes through the same topic and a separate article with iPad which has a lot of features like dual-screen.
Before we get into it, take a moment to see what's possible with an external screen connected to your iPhone: