To change the text height of a dimension in GstarCAD, follow these steps:

1.Select the dimension

Simply click on the dimension object you want to modify.

2. Open the Properties panel

Right-click on the selected dimension and choose “Properties” or press CTRL +1 to open the Properties panle, shown as below,

3. Change the text heihgt

In the Properties panle, find the “Text Height” option and enter your desired height value

4. Confirm the changes and check the result

The text height should update automatically. Inspect the dimension to ensure the text height has been changed as expected.

How to change the text height of all dimensions in a drawing

1. Type DIMSTYLE on the command line, or click Dimension Styles from Dimension tab, shown as below,

2. When the Dimension Style Manager is open, select the dimension style and click Modify.

3. On the Text tab, set the desired text height, shown as below,

Unable to modify text height in dimension or attribute style?

If the text height box is greyed out as in the picture above, simply follow these steps to unlock:

1. Click the three-dot menu next to the Text style,

2. Then set the height to “0”, click Apply button to apply the changes.

3. After closing the Text Style dialog box, the text height will be unlocked and editable. Then click OK to save the changes.