Click button on the main toolbar,a dialog will be shown like below.

If your printer keeps printing some millimeters away from where it's ought to be.You may need to use this dialog to correct your printer.Advanced cd label maker will force the printer to print some millimeters up down ,left or right depends on the offset you setted.which will make things print just where they ought to be.

Offset Label:

Horizontal :Value less than 0 means moving label left by some millimeters,more than 0 means moving label right.For example:-5 mm means moving left by 5 millimeters,20 mm means moving right by 20 millimeters.

Vertical :Value less than 0 means moving label up by some millimeters,more than 0 means moving label down.For example:-5 mm means moving up by 5 millimeters,20 mm means moving down by 20 millimeters.

Expand/Shrink:

Height :Value less than 0 means shrinking label height by some millimeters,more than 0 means expanding label height.For example:-5 mm means shrinking label height by 5 millimeters,20 mm means expanding label height by 20 millimeters.

Width :Value less than 0 means shrinking label width by some millimeters,more than 0 means expanding label width.For example:-5 mm means shrinking label width by 5 millimeters,20 mm means expanding label width by 20 millimeters.