The default option for the GP4 software on a Windows computer is to run when the computer is started.
To change the behavior of GP4 at start up, follow the instructions below.
- Start GP4 if it isn't running already.
- Select Preferences from the Tools menu in GP4.

- Click the General tab on the Preferences dialog.

- Un-check the Start application automatically under the Startup Options section.

- Click OK.
GP4 will no longer run when the computer is started.
To make GP4 run when the computer is started simply use the process above but check the
Start Application Automatically option.