New Delhi, Sept. 9 -- Apple Inc. has launched its first foldable smartphone, called iPhone Duo, for the most noticeable overhaul of the flagship product since 2017 and a test for new CEO John Ternus.

Titled "Surprise and Shine", Apple Event 2026 is the first with Ternus at the helm of affairs of the Cupertino, California-based company. It marks the most noticeable overhaul of the iPhone since the physical home button was removed from the iPhone X in 2017. The iPhone brought in $209.6 billion, or just over half of Apple's sales, in its most recent fiscal year.

Ternus previously served as Apple's hardware chief but has kept a low profile aside from a handful of product introductions and sustainability initiatives. It will fall to Ternus t...