In the last few days, Apple’s support for old versions of its operating systems has become controversial, as some have realised that it’s no longer providing security updates to iOS 14. The official statement on that support is apparently glossed over briefly in this support note, where Apple refers to an option allowing the user “to choose between updating to the latest version of iOS or iPadOS 15 as soon as it’s released, or continuing on iOS or iPadOS 14 while still getting important security updates for a period of time.” Just how long then is that “period of time”?
For macOS, Apple’s longstanding practice is:
- to provide full software bug fixes and security updates until the release of the next major version;
- to provide security updates only until the release of the (next+2) major version;
- to provide no further bug fixes or security updates thereafter.
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