iOS 11 has started testing after the WWDC 2017 keynote and is now, 2 months later, almost ready for the public release, expected for September 12. Beta 8 focuses mainly on bug fixes. It’s a small size update, between 50 and 60 MB depending on your iPhone model.
Download iOS 11 Beta 8
Tap on Settings and browse for General -> Software Update. Allow your iPhone to interrogate Apple’s servers and a few seconds later you will be flashed by the iOS 11 Beta 8 software update screen. Tap Download and Install, Agree with terms and be patient until the update is downloaded. Next, tap on Install and wait until your iPhone installs the update and reboots.
Fact: If this is the first time when you attempt to install an iOS beta version on your device, please read more about how to install iOS 11 public beta in 10 steps!
iOS 11 Beta 8 Release Notes
Open the PDF file uploaded here and read all changes coming with this 8th iOS 11 test version. They include fixes for: 32-bit Apps, 3D Touch, 3rd Party Apps, AirPlay, Android Migration, App Analytics, App Icons, App Store, Apple ID, Apple Pay, ARKit, AVFoundation, Bluetooth, Calendar, CarPlay, Classroom, CloudKit, Connectivity, Control Center, Core Spotlight, Do Not Disturb, EventKit, FaceTime, Family Sharing, Files App, Foundation, Haptics, Health app, HealthKit, HomeKit, iBooks, iCloud, iTunes, Keyboards, Managed Devices, Maps, Media, Messages, Metal Music app, Networking, Notes, On Demand Resources, Phone, Photos, Popover, Quick Look, Safari, SafariServices, Security, Settings, Setup Assistant, Siri, SiriKit, Touch ID, UIKit, Vision, watchOS, Xcode.