The problem
Anyone who uses an iPhone with audio playing knows how it was: once active, the Now Playing widget occupied the lock screen with no way to remove it. The only option was to stop playback, wait, and hope. No explicit dismiss option, no interaction that led to removal.
The fix in iOS 27
With iOS 27, discovered in the first developer beta and reported by MacRumors, a leftward swipe on the playback control widget slides in a Clear button from the right. Tapping it removes the controls from both the lock screen and the compact Dynamic Island indicator. The behavior is consistent with how iOS already handles notifications — swipe left, action button — making the learning curve essentially nonexistent.
The current limitation
There is one caveat: bringing the widget back still requires stopping playback, waiting a few minutes, and resuming. There is not yet a gesture or action to restore it immediately. It is a partial solution, but it addresses the most common use case — wanting a clean lock screen without interrupting audio.