Apple left the debut of the iPhone 12 series unusually late in the year in 2020, for arguably understandable reasons. However, the leading industry analyst Ming-Chi Kuo now predicts that this situation is not to become a regular thing going forward. Therefore, the next-gen flagships may appear by September 2020 as usual.
https://www.notebookcheck.net/Apple-is-now-slated-to-get-back-on-track-with-2021-s-iPhone-launch.509369.0.html