Apple is exploring the possibility of releasing a foldable iPhone as soon as 2020 according to rumours coming out of the Far East.

According to a report from the Economic Daily News in China, Apple has sent foldable iPhone prototypes to its manufacturing partner Foxconn for testing.
…
Continue here:
https://www.trustedreviews.com/news/foldable-iphone-2022-release-date-tipped-4109049