Code explorer pdfu found a new Focus control built for the iPhone Duo, according to MacRumors. When a Focus mode is on, a button appears above the bottom controls on the Lock Screen. Tap it and the mode switches off, tap again and it comes back, so you don't have to leave the Lock Screen or pull down a menu.
Once you unlock the phone, the active Focus also shows in the status bar above the clock. Apple has rebuilt iOS 27 for its first foldable iPhone, so the interface reshapes itself as the phone folds, unfolds and switches between its two displays. Pre-orders open at 5 a.m. Pacific on Friday, October 16, with the phone arriving October 23.