With a BlackBerry, how do I copy and paste? With a BlackBerry, you can cut or copy text from one function and paste it into another function, just as you can with most computer applications. To copy text: 1.Place your cursor beside the text that you want to cut or copy. 2.Hold Alt and click the trackball to enter selection mode. Scroll with the trackball to select the lines of text that you want to cut or copy. To select one character at a time, hold Alt or Shift while you roll the trackball. 3.Click the trackball to view the menu. Click Cut or Copy. To paste text: 1.Place your cursor where you want to paste text. 2.Click the trackball to view the menu. Click Paste. This is document alnn in domain all.