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 17.3.1 and iPadOS 17.3.1 08 Feb 202418 days8 May 202473
iOS 17.3 and iPadOS 17.322 Jan 202435 days21 April 202456
iOS 16.7.5 and iPadOS 16.7.522 Jan 202435 days21 April 202456
iOS 15.8.1 and iPadOS 15.8.122 Jan 202435 days21 April 202456
iOS 17.2.1 19 Dec 202369 days18 March 202422
iOS 16.7.4 and iPadOS 16.7.4 19 Dec 202369 days18 March 202422
iOS 17.2 and iPadOS 17.211 Dec 202377 days10 March 202414
iOS 16.7.3 and iPadOS 16.7.311 Dec 202377 days10 March 202414
iOS 17.1.2 and iPadOS 17.1.230 Nov 202388 days28 February 20243
iOS 17.1.1 and iPadOS 17.1.1 07 Nov 2023111 days5 February 2024N/A
iOS 17.1 and iPadOS 17.125 Oct 2023124 days23 January 2024N/A
iOS 16.7.2 and iPadOS 16.7.225 Oct 2023124 days23 January 2024N/A
iOS 15.8 and iPadOS 15.825 Oct 2023124 days23 January 2024N/A
iOS 16.7.1 and iPadOS 16.7.110 Oct 2023139 days8 January 2024N/A
iOS 17.0.3 and iPadOS 17.0.304 Oct 2023145 days2 January 2024N/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