According to a report, Apple plans to launch two iPhone SE smartphones in three years, starting in 2022. The iPhone SE Plus will arrive first, but a larger model will remain in development until 2024. Only then will the iPhone SE series receive noticeable upgrades, too.
https://www.notebookcheck.net/Apple-rumoured-to-unveil-an-iPhone-SE-Plus-in-2022-with-a-larger-model-set-for-2024.575304.0.html