Acer S200 - Manual (Page 29)

29 The onscreen keyboard
Other input options
You can also configure voice recording options, zoom levels
and grammar rules on the Input Settings screen.
1. Tap Start > Settings > Personal tab > Input > Options tab.
2. Select and configure the settings as appropriate.
3. Tap OK to confirm and save.
Note: Refer to the Help menus for more information on adjusting
input settings.