To perform zoom operations use the corresponding buttons on the editor toolbar.

     <img src="/wiki/download/attachments/20873526/Chromatogram Zooming and Fonts.png"/>

You can zoom in and zoom out by the corresponding toolbar buttons. To reset zoom use the Reset zoom button. To increase/decrease peaks height use the corresponding buttons.

You can change font by Appearance–>Change characters font context menu item or by the main Actions–>Appearance menu item.