Use this theme. 1. Install GO Keyboard app. 2. Download our theme. 3. Press 'Open' > 'Apply' > 'Done'. Use the custom font included. 1. Press long '? 123' key. 2. Go to 'Display'. 3. Select 'Font'. 4. 'Scan fonts' and select font that has Thai Keyboard on it. Issues, bugs or errors. Please contact us at keyboardpower1@gmail. Com.