To Edit a Custom Paper Size

1. Click Application menu Print Manage Plotters. Find
2. Double-click the plotter configuration you want to modify.
3. In the Plotter Configuration Editor, click the Device and Document Settings tab.
4. Double-click User-Defined Paper Sizes & Calibration to display the calibration and paper size settings.
5. Select Custom Paper Sizes.
6. Under Custom Paper Sizes, select a paper size from the list. Click Edit.
7. In the Custom Paper Size wizard, make changes to the paper size, printable area, custom paper size name, and source.
8. Click Finish to exit the Custom Paper Size wizard.
9. Click OK.