RENE RITCHIE . https://www.imore.com/how-download-watchos
1. Update your iPhone to iOS 11 or later.
2. Connect your iPhone to Wi-Fi and launch the iOS 11 Watch app.
3. Make sure your Apple Watch is charged to at least 50% and connect it to the magnetic charger.
4. Tap on the My Watch tab.
5. Tap on General.
6. Tap on Software Update.
7. Tap on Download and Install.
8. E [...]