This section gives you step by step instructions on how to make the text larger in watchOS 10, with pictures of the screens to help.
1. Press the Digital Crown on your Apple Watch. If your apps are displayed as icons, tap the Settings icon . If your apps are displayed in a list, scroll down and tap Settings.
2. On the Settings screen, scroll down and tap Accessibility.
3. On the Accessibility screen, tap Text Size.
4. On the Text Size screen, tap the larger AA button (on the right-hand side) repeatedly to increase the text size.
5. When you are happy with your settings, you can return to the clock face by pressing the Digital Crown.