You can connect a computer to the projector and
install the Easy Interactive Tools software from the
website.
Make sure your computer is
connected to the USB-B1 or
USB-B2 port on the projector with
a USB cable. If you use the USB-B2 port, you may need to adjust the
USB-B2 setting in the
Pen/Touch > PC Interactivity menu. You can then do
the following: