To change the size of characters,

1. Rotate until 02/19 SIZE is displayed, and then press to display the current size setting.
    

2. Rotate until the desired size setting is displayed, and then press to apply it to the text.

OR

1. While holding down , press once, and keep held down to display the current size setting.
    

2. While still holding down , continue pressing until the desired size setting is displayed.
    

3. Release to apply the selected size setting to the entire text. The size indicator at the top of the display shows the current size setting.
    

The text sizes that can be printed depend on the width of the tape.  Refer to the following table.