Aligning the Print Head - Mac OS

  1. Load A4-size plain paper in the printer.

  2. Select System Preferences from the Apple menu > Printers & Scanners (or Print & Scan, Print & Fax), and then select the printer.

  3. Click Options & Supplies > Utility > Open Printer Utility.

  4. Click Print Head Alignment.

  5. Follow the on-screen instructions.