Used for serial communication with devices like PLCs, barcode scanners, and specialized sensors.

Because the 1711 driver isn’t Microsoft-signed for newer OS versions:

👉 Which Windows version are you on? Reply below if the port still shows a yellow exclamation.

: Many "1711" or similar model printers (like generic 58mm/80mm POS printers) use standard POS printer drivers.

It is highly probable that the search query "com lpt 1711 driver download top" is either a There is no widely known or legitimate hardware component or peripheral standard referred to as a "COM LPT 1711."

Re-open Device Manager. Under “Ports (COM & LPT)” you should see: