Your Web browser will launch the application TI-Graph-Link83 automatically with the program you want ready to download to your calculator. The TI-Graph-Link cable should be connected to your computer. Connect the other end to the linking port at the bottom of your calculator. Make sure that your calculator is on. The figure below shows the TI-Graph Link83 screen on a Macintosh. Notice the send box marked in red. This box is not in red on the actual screen. We've marked it red here to make it easier to find. Click on this box. The TI-83 program will be downloaded to your TI-83. That's all there is to it.