PM3
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8901138509231,EAN 13,03/12/2020,17:42:42 8901138509231,EAN 13,03/12/2020,17:42:46 8901138509231,EAN 13,03/12/2020,17:42:54
In USB Disk mode, you cannot use Duplicate function.
If you want to use Duplicate function, change the USB mode to USB Serial mode.