watchOS 27 arrives — Siri gets its own app for the first time, adds a Tap gesture, but permanently drops Walkie-Talkie

Launch — September 14, 2026 · Update via Watch app on iPhone > General > Software Update

Supported — Older Apple Watch models that support watchOS too, not just Series 12/Ultra 4

Siri — Gets its own app for the first time · Syncs conversations via iCloud across devices · Pin/start new chat from the wrist · Siri Modular Watch Face

Digital Crown — Single press = Dynamic App Grid (replaces old Honeycomb) · Double press = Dynamic App Grid too (reserved for Live Rewind, Series 12/Ultra 4 only) · App Switcher returns in watchOS 27.2 via press-and-hold

New gesture — Tap (single index-thumb touch) opens a highlighted widget

Gone for good — Walkie-Talkie app (removed system-wide, can't reinstall)

Find My — Merges Find Devices, Find Items, Find People into one app, centered on a map

Workout Buddy — Runs directly on the watch via Wi-Fi/cellular (no iPhone needed) · Analyzes training history · Adds Spanish support

Women's health — Cycle Tracking alerts for signs of perimenopause (ages 40+)