To set viewing defaults:
1. Choose Preference ® Options,
View.
2. Click the setting to change: Scale/Rotation, Display, Show, Grid, Window, Measurements, or 3D Options.
3. In that category, select the options to use.
4. Repeat steps 2 and 3 as required.
5. Click Save. Click OK.
These options apply to the documents you open next, and do not affect the active document.