During the final stages of the installation wizard, a configuration window will pop up. This is the most crucial step:
: V8.11 supports a wide range of connection methods, including Serial (RS-232) LAN (Ethernet) Operating System Compatibility pos printer driver v8 11
Re-run the V8.11 installer and ensure you select the correct USB port (e.g., USB001). During the final stages of the installation wizard,
Go to Printer Properties > Ports tab. Check which port is selected. If it is on a COM port or LPT port but connected via USB, scroll down and change it to USB001 , USB002 , or the highest numbered USB virtual port available. Click Apply. If it still prints gibberish, reinstall the driver ensuring you select the correct 58mm or 80mm framework. Problem 2: The printer is "Offline" in Windows Check which port is selected