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.
| Version | Release Date | Days Since Release | Deferral Limit Date | Max Profile Days* |
|---|---|---|---|---|
| iOS 15.1.1 | 17 Nov 2021 | 19 days | 15 February 2022 | 72 |
| iOS 14.8.1 and iPadOS 14.8.1 | 26 Oct 2021 | 41 days | 24 January 2022 | 50 |
| iOS 15.1 and iPadOS 15.1 | 25 Oct 2021 | 42 days | 23 January 2022 | 49 |
| iOS 15.0.2 and iPadOS 15.0.2 | 11 Oct 2021 | 56 days | 9 January 2022 | 35 |
| iOS 15.0.1 and iPadOS 15.0.1 | 01 Oct 2021 | 66 days | 30 December 2021 | 25 |
| iOS 12.5.5 | 23 Sep 2021 | 74 days | 22 December 2021 | 17 |
| iOS 15 and iPadOS 15 | 20 Sep 2021 | 77 days | 19 December 2021 | 14 |
| iTunes U 3.8.3 | 15 Sep 2021 | 82 days | 14 December 2021 | 9 |
| iOS 14.8 and iPadOS 14.8 | 13 Sep 2021 | 84 days | 12 December 2021 | 7 |
| iOS 14.7.1 and iPadOS 14.7.1 | 26 Jul 2021 | 133 days | 24 October 2021 | N/A |
| iOS 14.7 | 19 Jul 2021 | 140 days | 17 October 2021 | N/A |
* If deploying a deferral today, this is the maximim days that the version can be blocked for.