Autocad Paragraph option is not available by default in the text editing options for multiline attributes

 

Causes:

The Paragraph option is not available by default in the text editing options for multiline attributes.

Solution:

Adjust the ATTIPE system variable to 1.

This enables the Mtext editing menu for multiline attributed text, so that you can click the line spacing button on the expanded text formatting menu.

How to adjust line spacing for multiline attributes in AutoCAD (autodesk.com)