You can use OSK instead of relying on the physical keyboard to type and enter data. Windows 8.1 an Win 8 also has On-Screen Keyboard (OSK), an Ease of Access tool. When you’re using a Windows 8 or Windows RT PC with a touchscreen, tap in a text field or other area where you can type and the touch keyboard appears. A PC with a touchscreen also has a touch keyboard. The most common is a physical, external keyboard that you plug into your PC. There are a few different kinds of keyboards.