You can insert grid rows or columns when using the special grid mode.
2. Right-click on the column or row in front of or above which you want to insert more columns/rows.
3. Click on Insert columns or Insert rows.
4. Enter the number of columns/rows you want to insert.
5. Click on OK.
The grid columns or rows are added.
The objects placed to the right of the inserted columns are moved to the right accordingly. The objects placed below the inserted rows are moved down accordingly.