Xr21v1410-xr21b1411-windows-ver1840-x64-installer.exe-64-bit Operating - System

(optional) After plugging in the device, Windows Update may fetch the same driver automatically, but the offline installer is safer for air‑gapped systems.

Right‑click the .exe file and select . (optional) After plugging in the device, Windows Update

installer as an administrator to ensure the virtual COM port is correctly registered in the Device Manager. Manual Updates (optional) After plugging in the device