Computerworld - https://www.computerworld.com/article/3268028/apple-ios/15-useful-tips-iphone-users-need.html#tk.rss_all
I’ve spent years collecting iPhone tips. Here are 15 iPhone hints you’ll probably use every day. None of them are particularly hard to find, but all of them make a difference to how you use your Apple smartphone.
This well-known tip means your flashlight will flash when you receive a call. Enable this in Settings>General>Accessibility and toggle LED Flash for Alerts to on (green).
Film in landscape mode
Taking a video? Turn your iPhone into landscape mode before you begin filming. Not only will you end up with clips that look better on your phone, but when you play them back later