Bamboo Pen Tablet Bamboo Pen Tablet Has No Pen Pressure?

Bamboo Pen Tablet Has No Pen Pressure? - bamboo pen tablet

This is no fun Bamboo, Wacom Bamboo Pen. I tried to install the driver, restart my computer again and again, and uninstall and reinstall, but if I did not try to pen pressure. Sai, Photoshop, Corel Essentials, and not even get something. How do I solve this problem? This is a new tablet, I last week.