The tap-and-hold technique on touch devices is similar to right-clicking when you’re using the mouse or trackpad. When you tap and hold your finger on an item, Windows 8 interprets that gesture as you wanting to know more about the item. When you release the touch, an options list or the On-Screen Keyboard appears so that you can take further action.
Tap and hold your finger on the screen element that you want to select. This might include a word, a title, a tool, an object, or another screen element.
A square appears at the point where you touched.
Release your touch. If you tapped text, the text is selected and the On-Screen Keyboard appears. If you tapped a tool, an options list appears giving ...