Like iOS 12 before it, iOS 13 supports a wide range of Apple devices. But some of the “more older” devices can’t update. But Apple released iOS 12.4.2 for those devices.
iOS 12.4.2 Support List
- iPad Air
- iPad mini 2
- iPad mini 3
- iPhone 5s
- iPhone 6
- iPhone 6 Plus
We don’t know exactly what’s in the release yet but it’s sure to have a number of bug fixes and security patches. You can find it by going to Settings > General > Software Update.
Further Reading:
[France Could Force Apple and Others to Disclose How Much Profit They Make There]