Axes style can be set in Figure Properties window (or Fit Plot Properties for Fit Plot). This window contains multiple tabs with axes drawing settings.
Figure Properties
Fit Plot Properties
Trace: • Adding and Arranging Curves on Figure Axes • Batch Processing (Pro edition only) • MagicPlot Calculator • Creating a Copy of Table, Fit Plot, Folder or Figure • Copying Images to Clipboard (Pro edition only) • Reading Plot Data, Measuring Distances, Curves Selection • Specifying Custom Fit Equation (Pro edition only) • Differentiation (Pro edition only) • Using of Drawing Dimensions Toolbar • Axes Style Editing