Apple today released iOS 8 beta 4 to developers. It is now available via Software Update in Settings for those running earlier betas of iOS 8 on the iPhone, iPad, and iPod touch. The new update likely brings further design enhancements and bug fixes. iOS 8 comes out this fall and adds new features like health tracking, improved messaging, more efficient email management, and bolstered photo editing. We’ll be updating this post (below) as we discover new changes, and you can send us what you find to tips@9to5mac.com.

– New Settings Menu for Display, Text Size, and Bold text

– New HomeKit icon for data privacy

– New options for Messages history

– Animation is slightly slower when moving in and out of multitasking

– Control Center completely redesigned

– Bug Reporter application has been removed.

– New option to disable Lock screen app suggestions

– New Tips app: full post and galley on that here.

– Tweaked Emoji icon in Messages

– Minor tweaks to Multitasking mode’s frequent contacts section

– Update Home and Lock screen icon in Battery Usage preferences

– Health app splits calories into Dietary Calories, Active Calories, and Resting Calories

– You can now disable showing Multitasking view’s Recent Contacts via Mail, Contacts, and Calendars settings

– Improved settings for gestures in Mail

– EU Roaming option for Cellular Data in Europe