iOS 11.3 coming soon

Word is iOS 11.3 will land tomorrow, coinciding with Apple’s “Let’s Take a Field Trip'” event.

What’s new in iOS 11.3?

On the battery and performance front, Apple is offering users access to more battery diagnostic information. It’s far from perfect, but it’s a start, and can be found at Settings > Battery > Battery Health (Beta). Note that this feature applies only to the iPhone 6, iPhone 6 Plus, iPhone 6s, iPhone 6s Plus, iPhone SE, iPhone 7, and iPhone 7 Plus.
Messages is getting a Business Chat feature to allows iPhone and iPad users a way to to chat directly with businesses such as Discover, Hilton, Lowe’s, and Wells Fargo through the normal Messages app.
iOS 11.3 also features an array of AR (Augmented Reality) improvements, allowing virtual objects to be placed on vertical surfaces and non-square surfaces.
New Animojis (if you’re still into that sort of thing): a lion, bear, dragon, and skull.
The Health app gets password protection and the ability to pull data in from various medical institutions.
iCloud Messages finally brings a way to sync messages between your iOS and macOS devices.

OS 11 is supported on the following devices: