Altium Designer Documentation
...
Dialog Reference
G to L
Line Number Options
Created: May 29, 2019 | Updated: June 26, 2019
| Applies to versions: 19.0, 19.1, 20.0, 20.1, 20.2 and 21
Now reading version 21. For the latest, read: Line Number Options for version 22
The Line Number Options dialog
Summary
The Line Number Options dialog is used to configure the numbering start value and increment.
Access
In an ActiveBOM, click the drop-down to the right of the Set Line Number button ( 
) then select the Line # options command.
Options/Controls
- Start number - the value to use if the first Line # cell is empty.
- Increment - increment each blank Line # field by this amount.
Click the main region of the Set Line Number button 
to number the lines per the settings defined in the dialog.
to number the lines per the settings defined in the dialog.Tip
- If all of the line numbers have already been defined and the Line # command is run again, the Line numbering dialog will open.