To edit a custom dimension standard:
1. Select File > Document Settings > Document Preferences. From the Document Preferences dialog box, click the Dimensions tab, and then click Custom.
Alternatively, with any one of the dimension tools in the Dims/Notes tool set selected, open the Dim Std list on the Tool bar and select Custom Standards. Alternatively, with an existing dimension selected, open the Dim Std list on the Object Info palette and select Custom Standards.
The Custom Dimensions dialog box opens.
2. Select the custom standard to edit, and click Edit.
The Custom Dimension dialog box opens.
3. Edit the settings as needed, and click OK.
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