One thing that we are hearing about the iOS 9.3 update is that it includes a number of fixes for the iOS 9.2 problems that continue to frustrate some users.
This includes the fix for an iPhone 6s battery life bug that keeps the percentage stuck, while the battery drains away. The list below covera a wide range of iOS 9.3 bug fixes and changes that address iOS 9.2 problems. Enterprise bug fixes
- Resolves an issue that could prevent some VPP purchased apps from launching after being updated
- Adds iCloud backup support for device-assigned VPP apps
- Addresses an issue that could prevent certificates from installing correctly when updating configuration profiles
- Fixes an issue for some IPSec VPN configurations that could cause the internet connection to be interrupted after a VPN session was ended
- Fixes an issue to prevent iBooks from emailing enterprise managed PDFs from unmanaged accounts
- Resolves an issue for some Exchange users that caused Calendar to send multiple responses to the same invitation
- Improves reliability for devices connecting to OS X Caching Server
Accessibility bug fixes
- Improves 3D Touch reliability with Switch Control Accessibility option
- Fixes an issue where VoiceOver interferes with speech after dictation
- Fixes an issue where VoiceOver users could not write a review on the App Store
- Resolves an issue where VoiceOver becomes unresponsive when receiving a phone call with a Bluetooth headset
- Fixes an issue where large text was unreadable in Reminders
Other bug fixes, performance and stability improvements
- Fixes an issue where manually changing the date to May 1970 or earlier could prevent your iOS device from turning on after a restart
- Fixes issues that could prevent some iCloud Backups from completing
- Fixes an issue for some users where Health data was incomplete after restoring from iCloud Backup
- Fixes an issue where an inaccurate battery percentage could be displayed
- Addresses an issue that prevented iMessage or FaceTime activation for some users
- Addresses an issue that could prevent displaying the Phone interface while receiving a call
- Fixes an issue that enabled overriding restrictions applied to cellular data toggle
- Fixes an issue that caused notification settings to appear in the Watch app for apps that were not installed on Apple Watch
- Improves reliability when using 3D Touch on the keyboard
- Improves stability of the Phone app when setting up voicemail
- Improves stability of the Mail app when your device is low on storage
- Improves stability in Mail while using Mail Drop to send large attachments
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