iOS Deferral Calculator

Apple allows iOS updates to be deferred by up to 90 days from release.

Anything in red can no longer be deferred.


VersionRelease DateDays Since ReleaseDeferral Limit DateMax Profile Days*
iOS 15 and iPadOS 1520 Sep 20213 days19 December 202188
iTunes U 3.8.315 Sep 20218 days14 December 202183
iOS 14.8 and iPadOS 14.813 Sep 202110 days12 December 202181
iOS 14.7.1 and iPadOS 14.7.126 Jul 202159 days24 October 202132
iOS 14.719 Jul 202166 days17 October 202125
iOS 12.5.414 Jun 2021101 days12 September 2021N/A
iOS 14.6 and iPadOS 14.624 May 2021122 days22 August 2021N/A
iOS 14.5.1 and iPadOS 14.5.13 May 2021143 days1 August 2021N/A
iOS 12.5.33 May 2021143 days1 August 2021N/A
iOS 14.5 and iPadOS 14.526 Apr 2021150 days25 July 2021N/A

* If deploying a deferral today, this is the maximim days that the version can be blocked for.

Useful Links

Managing software updates for Apple devices

VMware Tech Zone Operatonal Tutorial - Managing iOS Updates