Since HP doesn’t offer a standalone driver, you must use the hosted by Apple. This package contains the necessary files for the LaserJet 1022, which is compatible with the 1020 hardware.
or dropdown menu, click Select Software... (or "Choose a driver"). Search for HP LaserJet 1022 Go to product viewer dialog for this item. in the search bar. Select the HP LaserJet 1022, 1.6.1 driver from the list and click OK . Complete Setup : Click Add to finish the process. Alternative Solutions hp laserjet 1020 driver for macbook air