Texas Instruments TI-83 Plus Manual Book page 11

Customizing Start-Up with an Application
If you use one application often, you can set up your calculator to
automatically launch that application when you turn it on. You can
launch any application that is stored in your calculator's RAM.
The Start-Up application launches the application you select in
set-up, displaying that application's home screen.
Selecting Start-Up Customization
1. Press Œ. The
displayed.
2. Select
the number corresponding to the menu
option or press D to select the option,
and then press Í.) The About
screen is displayed.
Start-Up Customization Application for the TI-83 Plus
APPLICATIONS
from the menu. (Press
Start-up
menu is
Page 11