@adamgale569
You can fix the driver is unavailable HP printer error by updating your printer. In the 'Run' box, input 'devmgmt.msc' and tap 'OK.' In 'Device Manager' expand 'Print Queues.' Right-tap on your printer and choose 'Update driver.' Now choose 'Browse my computer for drivers.' Tick the box beside 'Include subfolders.' Tap 'Browse' to choose the downloaded driver. To update it, tap 'Next.'