Buffer overflow or faulty USB cable. Fix: Reduce the print speed in driver properties (under “Device Settings”). Also replace the USB cable.
: The Gprinter Download Center provides the "GP-80mm Receipt Printer Driver" which is the universal driver for the GP-80 series. gp l80180 driver
You can find dedicated driver files on sites like Fangtek Label or Ai-Barcode , which hosts the universal Gprinter GP80 barcode and receipt printer driver. Buffer overflow or faulty USB cable