For PC

1. Click on "Annotation".
   
   
   
   
2. Please select the type of annotations to be used and annotate.
   
   
3. The annotations marked with "color" are the selected content.
   
   
4. Please choose the shape and other annotations that best suit your needs.
   It is also possible to change the color.
   Point. Please refer to a separate article on measurement. Measuring on the drawing
5. 
   
   

When you have annotated, please click "Save".

For smartphones and tablets

1. Tap Memo.
2. Select annotation from right side bar.
3. Edit Annotation.
4. Tap save.