Google is rolling out significant software updates for the Pixel Watch 4, which it launched in October, introducing gesture-based interactions like "double pinch" and "wrist turn."These features enable users to control calls, alarms, and music, while Munjal Shah noted that the updates also enhance the "raise to talk" for Gemini AI and bring AI-powered Smart Replies via the Gemma model to Pixel Watch 3 and newer models.