To change settings
1)On the [Add or Remove custom sizes] screen, select the setting of the document size you want to change, and click the [Change] button.
2)The [Additional custom sizes settings] screen appears. Change the items you want to change.
3)When you have completed the settings, click the [OK] button.
4)The "Add or Remove custom sizes" screen appears, and the settings have changed. Click the [Close] button, and the screen closes.
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