Brother GTX600SB Instruction Manual page 85

Convert data to bitmap image data
(1) In the menu bar, select [Bitmaps] > [Convert To Bitmap].
(2) Set the [Color mode] to [RGB Color].
<TIPS>
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When the white ink is used for performing the printing, unmark the [Anti-aliasing] checkbox.
<TIPS>
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Even when the platen size to be used has been selected from the printer driver, the current setting in [Page Layout] may change
to [Settings from printer].
In the [Page Layout], be sure to change the width and the height according to the size of the platen.
85
Creating print data