Enterprise environments, IT administrators, or older systems with low storage. Step-by-Step Installation Guide
Open HP Smart on your Mac, click the Plus sign (+) or Add Printer , and select your device from the list. hp laserjet mfp m139m142 driver download link
Click . The portal will automatically detect your operating system (Windows or macOS) and present the correct software package. Available Software Packages click your printer
Drivers are not the only software you need. Firmware is the operating system of the printer itself. HP frequently releases firmware updates to fix security holes and connectivity bugs. hp laserjet mfp m139m142 driver download link
Restart both your router and the printer. Go to Settings > Devices > Printers & Scanners in Windows, click your printer, and ensure "Use Printer Offline" is unchecked.