Notifications
How to turn off notifications Apple Watch se
Do you mean the Theater mode 🎭 icons and alarm 🔔 icon in the Control Center?
Control Center has moved from a swipe up to a quick press and release of the flat oval side button (see picture)
Use Control Center on Apple Watch - Apple Support
DO NOT hold the button, as that brings up the Emergency services display.
If this is not what you were talking about, can you please provide more details?