Have you ever encountered a Windows 10 Printer Driver is Unavailable error? If so, then you don't need to worry too much about this topic because you are not alone here. Many users have encountered this problem: hp printer driver is unavailable while trying to print documents from their Windows 10 laptop or desktop and the driver is unavailable printer. Sometimes the driver is unavailable printer hp error occurs when printing a document from a Windows computer. what does driver is unavailable mean