Install
- Install Sogou Input Method from the App Store;
- Go to Settings → General → Keyboard → Keyboards → Add New Keyboard and pick Sogou;
- Tap Sogou again to toggle Allow Full Access.
Allow Full Access
- Enabling it unlocks cloud input, dictionary sync and some skins;
- Without it the keyboard works offline with basic input only;
- The choice depends on whether you want cloud features.
Settings
In the keyboard settings you can switch between 9-key and full layout, enable swipe typing and key sounds, and define quick phrases.