You cannot print and you see this:
This error typically means the label printer is set to the default printer in Windows.
Click on your Windows icon and locate Printers and Scanners. If you are running Windows 10, you can just start typing and you will find it:
Make sure ‘Let Windows manage my default printer' is not selected and the label printer is not the default.
To change the default printer, select the printer you want to be default and then click Manage:
Then you can click Set as default:
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