How to rotate label 180 degrees:
Click Images to Enlarge
Open Printers & Scanners
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Select your Printer and click Manage
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Select Printer Properties
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Select Preferences
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Check on or off rotate 180 and click Ok
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Then to set the Default. Select the Advanced tab
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Select Printing Defaults
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Check on or off rotate 180 to be the same as preferences. Then click OK.
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Try printing again.
It should now be rotated 180 degrees.