If you see a "Filter failed" error, you need to disable the authentication requirement. Open Terminal (Applications > Utilities) and paste:
Third-party drivers
Installing the Samsung ML-2010 on modern macOS requires bypassing official driver support by using open-source Splix drivers for the printer's SPL language. Users must manually select the Splix driver in Printer Settings and, if needed, bypass macOS security for unsigned software to enable printing. For troubleshooting on newer macOS versions, users can try the Generic GDI driver within the Gutenprint suite. samsung ml2010 driver mac exclusive
Type "ML-2020" or "ML-2240" in the search box. Select one of these if the 2010 driver is missing; they share the same printer language. Why Keep the ML-2010? If you see a "Filter failed" error, you