Download hp print and scan doctor for windows vista & xp hp print and scan doctor 4.9 was released on dec 14, 2015 and updated on dec 17, 2015. version 4.9 of the hp print and scan doctor adds support for windows 10, and enhanced troubleshooting help for selected issues.. Hp print and scan doctor (formerly hp scan diagnostic utility) is a free tool for windows to help resolve printing and scanning problems. you can use the hp print and scan doctor to test the status of the device manager, driver check, windows (wia) scan, hp twain scan, and hp scan.. Descripci