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 17.0.2 and iPadOS 17.0.2 | 26 Sep 2023 | 6 days | 25 December 2023 | 85 |
| iOS 17.0.2 | 21 Sep 2023 | 11 days | 20 December 2023 | 80 |
| iOS 17.0.1 and iPadOS 17.0.1 | 21 Sep 2023 | 11 days | 20 December 2023 | 80 |
| iOS 16.7 and iPadOS 16.7 | 21 Sep 2023 | 11 days | 20 December 2023 | 80 |
| iOS 17 and iPadOS 17 | 18 Sep 2023 | 14 days | 17 December 2023 | 77 |
| iOS 15.7.9 and iPadOS 15.7.9 | 11 Sep 2023 | 21 days | 10 December 2023 | 70 |
| iOS 16.6.1 and iPadOS 16.6.1 | 07 Sep 2023 | 25 days | 6 December 2023 | 66 |
| iOS 16.6 and iPadOS 16.6 | 24 Jul 2023 | 70 days | 22 October 2023 | 21 |
| iOS 15.7.8 and iPadOS 15.7.8 | 24 Jul 2023 | 70 days | 22 October 2023 | 21 |
| Rapid Security Response iOS 16.5.1 (c) & iPadOS 16.5.1 (c) | 12 Jul 2023 | 82 days | 10 October 2023 | 9 |
| Rapid Security Response iOS 16.5.1 (a) & iPadOS 16.5.1 (a) | 10 Jul 2023 | 84 days | 8 October 2023 | 7 |
| iOS 16.5.1 and iPadOS 16.5.1 | 21 Jun 2023 | 103 days | 19 September 2023 | N/A |
| iOS 15.7.7 and iPadOS 15.7.7 | 21 Jun 2023 | 103 days | 19 September 2023 | N/A |
| iOS 16.5 and iPadOS 16.5 | 18 May 2023 | 137 days | 16 August 2023 | N/A |
| iOS 15.7.6 and iPadOS 15.7.6 | 18 May 2023 | 137 days | 16 August 2023 | N/A |
* If deploying a deferral today, this is the maximim days that the version can be blocked for.