https://support.hp.com → Enter “Laser MFP 137fnw” → Select your OS.
Simply put, to unlock the full potential of the 137fnw’s features—including auto-duplex printing, ID card copying, and network scanning—you need the official HP driver. driver hp laser mfp 137fnw
: 150-sheet input tray and a 40-sheet ADF for multi-page documents. https://support