Any "driver updater" or "printer software" from third-party websites (e.g., DriverTuner, Tweakbit). These are scams. HP distributes all legitimate software for free.
: If the printer is not recognized, try a different USB port or cable. Older LaserJet models are sometimes sensitive to USB 3.0 ports on newer Macs; using a USB hub can occasionally resolve this. Summary of Compatibility Supported on macOS 10.14 Required Software Printing HP Printer Drivers v5.1 Scanning HP Easy Scan App Connection N/A (M1136 lacks built-in Wi-Fi) Hp Laserjet M1136 Mfp Driver For Mac Os 10.14