Here's how to update your iPhone or iPad to iOS 12

New iPhones and Apple Watches weren't the best part of Apple's Sept. 2018 event.
The arrival of iOS 12 for countless numbers of iPhones and iPads is a real win-win for all users. Especially with consumers who have older iPhones, as this year's big update brings performance improvements across the board.
SEE ALSO: Here’s where Apple hid your Camera Roll in iOS 12 Messages
Apple will begin seeding iOS 12 on Monday, Sept. 17 for all eligible devices. You can upgrade your iOS device via an ove