Hello,
You can try running a System Restore to a point before the updates were done.
It still having problems you can uninstall the Printer drivers from Control Panel > Uninstall a program
Once the drivers are uninstalled you can download the latest drivers from the HP site
HP 4620 Support
You can try running a System Restore to a point before the updates were done.
It still having problems you can uninstall the Printer drivers from Control Panel > Uninstall a program
Once the drivers are uninstalled you can download the latest drivers from the HP site
HP 4620 Support