If you cannot find a Windows 11 specific driver, the Windows 10 driver is almost always backward compatible and will work perfectly.
: Check the physical connection and verify the correct port is selected in the "Ports" tab of the Printer Properties. Xprinter Xp 80 Driver Download
: Avoid using drivers for the "XP-80C" if your unit is just an "XP-80" (and vice-versa) unless you specifically need the cutter function. If you cannot find a Windows 11 specific
Windows is the most common OS for POS systems. Here is the exact procedure. Xprinter Xp 80 Driver Download