Personal Motivation Calendar has a configuration dialog box you can open with the 'settings' button in the main window.
The configuration dialog box has three tabs to set different parameters.
General tab
The 'General' tab is shown in the picture below.

This tab allows you to specify the parameters required for the program to run:
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The 'Your Birth Date' field should be filled with your birth date;
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The 'Your productive age will finish at (years)' field should be filled with the age when you plan (or at least expect) to finish you career (it simply means that no tasks will be planned beyond this age).
Additional Tab
The 'Additional' tab is shown in the picture below.

This tab allows you to specify additional parameters for the program:
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The 'First Day of Week' combo box allows you to choose Sunday or Monday to start each week on the calendar with;
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The 'Clock Style' combo box allows you to choose between the 12-hour and 24-hour time format;
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The 'Minimize Main Window to System Tray on Close Button Pressed' checkbox selected by default allows you to minimize the program to the System Tray instead of closing it when you click the Close button in the main window.
Registration Tab
The 'Registration' tab is shown in the picture below.

This tab allows you to register the program. The registration procedure is described in detail in the corresponding section.
Configuring via Context Menu in System Tray
Personal Motivation Calendar allows you to specify some parameters from context menu you can open using the icon in the System Tray. Please see the corresponding section for more information.